Hire the best Websockets professionals
Check out Websockets professionals with the skills you need for your next job.
- $40 hourly
- 5.0/5
- (32 jobs)
I'm a Rust Software and back-end developer, with main focus on building safe, accessible, and fast apps. My goal is to help you get the result that you really want. Technologies and crates I'm comfortable with: - Back-end: actix-web, axum, tungstenite. - Network: WebRTC, LibP2P, QUIC, WebSocket. - Data scraping: voyager, crabler. - Async runtimes: tokio, actix. - Databases: sqlx, diesel, rusqlite. - Data: serde, config. - CLI/TUI: clap, tui. - GUI: tauri - Android/IOS: tauri-mobile - Front-end: SWC plugins - GPU/Shaders: wgpu, rust-gpu. - Geo: google_maps. - Containers and orchestration: Docker, Kubernetes - Databases: PostgreSQL, Couchbase, Cassandra, DynamoDB, and QLDB - Datafusion: Apache Iceberg, iceberg-rust I'm skilled with bash. Some experience in front-end with Next.js, Typescript/JavaScript. I have experience with GraphQL, SQL, AWS Infra as Code. I have a keen interest in Embedded System Development. And also, my interests lie in the field of Systems Engineering. Tools for automation: zapier, make.com, Terraform I also have experience of working with AWS, such as application networking(load balancing, mesh, gateway), service catalog, and cloud control API. From my expertise experience, I can provide the perfect solutions and creative ideas. Looking forward to discussing your project and business.
Websockets
ETLData MiningAutomationNode.jsLinuxPostmanNoSQL DatabaseAPI DevelopmentBack-End DevelopmentSQLRustDockerGitAmazon DynamoDB - $70 hourly
- 5.0/5
- (122 jobs)
Programmer and Blockchain Developer with a solid background in Node.js, JavaScript, HTML, CSS, Solidity, Rust, C++, C#, MQL4, MQL5, and PineScript. I specialize in developing and coding indicators, scripts, trading strategies, and web automation systems. Additionally, I can create and deploy decentralized applications (dApps) to interact with popular blockchains. Examples of previous work: - Creating NFTs, tokens, and altcoins - Writing and deploying smart contracts - Coding strategies and indicators for MT4, MT5, TradingView, and NinjaTrader - Building trading bots for cryptocurrencies that operate on centralized/decentralized exchanges (e.g., Kraken, Binance, PancakeSwap, Uniswap, etc.) - Connecting proprietary strategies to brokers for trading securities, forex, options, futures, commodities, and indexes (e.g., Interactive Brokers, Robinhood, etc.) - Web and app development - Retrieving web data - Automating web processes - Developing cross-platform desktop applications for macOS, Windows, and Linux - Adding security features or licenses to software applications - API development - Extracting data from ChatGPT, Telegram, Discord, Instagram, or other messaging/social media platforms and integrating it into custom applications Feel free to contact me with any questions or queries.
Websockets
BlockchainJavaScriptAPI DevelopmentTrading AutomationMQL 5HTML5CSS 3Financial TradingBitcoinCryptocurrencyBot DevelopmentMQL 4Node.jsAPI Integration - $21 hourly
- 5.0/5
- (64 jobs)
๐ 100% Jon Success Score ๐ 80+ Successful project in โMobile App Developmentโ and "Web" Technologies ๐ 5 Star Rating ๐ Long-Term Contracts (Up to 3+ Years) with repeated clients ### Earned "โณTOP RATED PLUS (Top 1% Talent)" badge We specialise in Web and Mobile App, UI - UX design, and development technologies. While developing an web and mobile application, we take special care about User Experience. ๐ Key Highlights: โ๏ธ Over 9+ years of experience in iOS and Cross-Platform Development โ๏ธ Proficient in iOS, Android, and Swift, Python, React, Vue.js ensuring comprehensive solutions across platforms. โ๏ธ Completed over 10,000+ hours on Upwork with a proven track record of client satisfaction and project success. โ๏ธ Strong background in UI/UX Design, ensuring seamless user experiences and optimized performance โ๏ธ Experienced in collaborating with teams to achieve on-time delivery and scalable solutions ๐ Technology Expertise: โ๏ธ Mobile Apps Development : Expertise in delivering native apps using Swift & Kotlin, as well as cross-platform apps using Flutter & React Native. โ๏ธ Front-end Developer : Crafting responsive UI using React, Redux, Next.js, Nuxt.js, Vue.js (VueX), Angular.js (Angular), and modern web technologies like TypeScript, JavaScript, HTML, CSS, Bootstrap, JQuery, and JSON. โ๏ธ Back-end Developer : Skilled in PHP (Laravel, CodeIgniter), Node.js (Express, Nest). Experienced in building Rest APIs, designing Cloud Infrastructure, and developing CICD Pipelines. โ๏ธ Databases : Experienced in managing and optimising various databases including MySQL, PostgreSQL, MongoDB, MariaDB, Amazon DynamoDB, and Firebase. โ๏ธ AI/ML Developer : Specialising in AI/ML technologies such as OpenAI's ChatGPT, Bard, GPT-4, LLMs, STT/TTS, NLP, Langchain, and frameworks like PyTorch and TensorFlow. ๐ค Why Hire Me: โ๏ธ ๐ค๐๐ฎ๐น๐ถ๐๐ ๐๐ผ๐ฑ๐ฒ โ Unit-tested, scalable, and optimised for performance and future growth โ๏ธ ๐ฆ๐ฒ๐ฐ๐๐ฟ๐ถ๐๐ ๐ฎ๐ป๐ฑ ๐ฆ๐ฐ๐ฎ๐น๐ฎ๐ฏ๐ถ๐น๐ถ๐๐ โ Focus on secure, reliable, and scalable app solutions for large-scale use โ๏ธ ๐จ๐๐ฒ๐ฟ-๐๐ฒ๐ป๐๐ฟ๐ถ๐ฐ ๐๐ฒ๐๐ถ๐ด๐ป โ Ensuring intuitive UI/UX for maximum user satisfaction โ๏ธ ๐๐ผ๐ป๐ด-๐ง๐ฒ๐ฟ๐บ ๐ฆ๐๐ฝ๐ฝ๐ผ๐ฟ๐ โ Committed to ongoing maintenance and continuous improvement of your app ๐ผ ๐๐น๐ถ๐ฒ๐ป๐ Satisfaction: My commitment to excellence is reflected in consistently high client ratings and feedback. I am dedicated to understanding your unique project requirements and delivering tailored solutions that exceed expectations. ๐ค๐ป Let's Connect! ๐ Send me a message to discuss how we can achieve your project goals together. ๐
Websockets
Web ApplicationWordPressWeb DevelopmentApple TV ApplicationiOS DevelopmentNode.jsMobile App DevelopmenttvOSReact NativeFlutterHybrid App DevelopmentNative App Development - $30 hourly
- 5.0/5
- (60 jobs)
Senior Software Engineer & Full-Stack Developer with 8+ years of experience in web, back-end development, and AI-driven applications. Built scalable systems handling 1M+ daily users, optimizing AI-powered workflows and automation. Proficient in LLM-based automation, AI-driven analytics, and intelligent data pipelines. Skilled in integrating ML models, NLP, and AI automation into web applications. Experienced in leading teams (8 engineers) and improving project delivery by 20%, collaborating with cross-functional remote teams to build next-gen AI-enhanced platforms. ๐จ๐ปโ๐ป ๐๐๐ง๐ซ๐๐๐๐จ ๐ ๐๐๐๐๐ง ๐๐-๐ฃ๐ผ๐๐ฒ๐ฟ๐ฒ๐ฑ ๐ช๐ฒ๐ฏ ๐๐ฝ๐ฝ๐น๐ถ๐ฐ๐ฎ๐๐ถ๐ผ๐ป๐: Implementing AI models for predictive analytics, personalization, and automation. ๐๐๐ ๐๐ง๐ญ๐๐ ๐ซ๐๐ญ๐ข๐จ๐ง: Utilizing OpenAI, LangChain, and custom LLMs for AI-powered chatbots, document processing, and intelligent search. ๐๐-๐๐ฟ๐ถ๐๐ฒ๐ป ๐๐๐๐ผ๐บ๐ฎ๐๐ถ๐ผ๐ป: Building smart scheduling, recommendation engines, and workflow optimizations using AI. ๐๐ฎ๐ฐ๐ธ๐ฒ๐ป๐ฑ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐ Expert Python, Node.js development and consultancy for building robust, scalable backend systems. ๐๐ฟ๐ผ๐ป๐๐ฒ๐ป๐ฑ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Specialized React.js and Vue.js development and consultancy to create intuitive, responsive interfaces. ๐-๐๐ผ๐บ๐บ๐ฒ๐ฟ๐ฐ๐ฒ ๐ฆ๐ผ๐น๐๐๐ถ๐ผ๐ป๐: Comprehensive e-commerce development tailored to meet your business objectives. ๐๐ฒ๐ฎ๐น๐๐ต ๐๐ฎ๐ฟ๐ฒ ๐ฎ๐ป๐ฑ ๐ฅ๐ฒ๐ฎ๐น ๐๐๐๐ฎ๐๐ฒ ๐ฆ๐ผ๐น๐๐๐ถ๐ผ๐ป๐: Specialized healthcare software development to enhance patient management and accessibility. Expert real estate platform development for seamless property listing and transaction workflows. ๐๐๐๐๐ผ๐บ ๐๐๐๐ถ๐ป๐ฒ๐๐ ๐ฆ๐ผ๐น๐๐๐ถ๐ผ๐ป๐: Bespoke software solutions designed to address unique business challenges. โก ๐๐ญ๐ฅ๐๐ง๐ฉ ๐๐ซ๐๐ง๐ซ๐๐๐ฌ As a senior web developer, I specialize in web development, AI-driven applications, and frontend engineering with React.js and Vue.js. On the backend, I have expertise in Python, Node.js, and Laravel, leveraging AWS and Google Cloud to deploy scalable AI-powered systems. I excel in PWAs, SaaS platforms, MVP development, and database management (MongoDB, MySQL). Additionally, I integrate machine learning models, NLP, and AI automation into web applications, enhancing decision-making and user experiences. Whether you need a full-stack developer, AI-integrated solution, or cloud engineer, I deliver scalable, efficient, and high-quality solutions to drive business success. ๐ ๐พ๐ค๐ง๐ ๐พ๐ค๐ข๐ฅ๐๐ฉ๐๐ฃ๐๐๐๐จ ๐ ๐ฎ๐ฐ๐ต๐ถ๐ป๐ฒ ๐๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด & ๐๐ ๐๐๐๐ผ๐บ๐ฎ๐๐ถ๐ผ๐ป๐: Experienced in integrating LLMs (Large Language Models), AI automation, and machine learning models into web applications. Skilled in OpenAI API, LangChain, TensorFlow, and Hugging Face to build intelligent chatbots, AI-powered search, and automation-driven workflows. Capable of optimizing GraphQL and REST APIs to support AI-driven data processing and decision-making. ๐ช๐ฒ๐ฏ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Proficient in web design and development using modern tools like Webflow to deliver tailored, end-to-end web solutions. ๐๐ฟ๐ผ๐ป๐๐ฒ๐ป๐ฑ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Expertise in JavaScript, React.js, Angular (2+), Vue.js, Tailwind UI, Material UI, and Bootstrap 4. Adept at creating responsive, user-friendly interfaces optimized for performance and accessibility. ๐๐ฎ๐ฐ๐ธ๐ฒ๐ป๐ฑ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Skilled in backend technologies, including Python, Node.js, Laravel, and PHP, ensuring robust and scalable application architectures. ๐๐ฎ๐๐ฎ๐ฏ๐ฎ๐๐ฒ ๐ ๐ฎ๐ป๐ฎ๐ด๐ฒ๐บ๐ฒ๐ป๐: Experienced in database systems such as MongoDB, Postgres, MySQL, and Redis, delivering secure and efficient data solutions. ๐๐ฒ๐๐ข๐ฝ๐ ๐ฎ๐ป๐ฑ ๐๐น๐ผ๐๐ฑ ๐ฆ๐ฒ๐ฟ๐๐ถ๐ฐ๐ฒ๐: Competent in AWS (Lambda, DevOps), Azure, DigitalOcean, Linode, Docker, CI/CD, and Google Cloud Platform, enabling seamless deployment, scaling, and maintenance of cloud-based applications. ๐ช๐ฒ๐ฏ ๐๐ฝ๐ฝ๐น๐ถ๐ฐ๐ฎ๐๐ถ๐ผ๐ป๐: Proven experience in building Progressive Web Apps (PWAs) and dynamic web applications that align with business goals. ๐ฆ๐๐๐ฆ ๐ฎ๐ป๐ฑ ๐ ๐ฉ๐ฃ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Specialized in developing SaaS platforms and MVPs to help startups and businesses rapidly bring ideas to market. ๐ค ๐ช๐ต๐ ๐ช๐ผ๐ฟ๐ธ ๐ช๐ถ๐๐ต ๐ ๐ฒ As a versatile Full-Stack Developer, I bring extensive expertise in Python, Django, React.js, Node.js, Vue.js, Express, Nest.js, MongoDB, MySQL, Laravel, and PHP. I specialize in scalable web solutions, AI-driven applications, and LLM-based automation, integrating machine learning, NLP, and intelligent data pipelines into modern platforms. With a focus on innovation, efficiency, and high-quality development, I help businesses leverage AI and automation to enhance performance and achieve their goals seamlessly. ๐ Get in touch today to transform your ideas into reality! All the best, Waqas Malik
Websockets
RESTful APILinuxTailwind UIAdobe ColdFusionAmazon Web ServicesVue.jsNext.jsReactExpressJSNestJSNode.jsTypeScriptJavaScriptDjangoPython - $35 hourly
- 4.4/5
- (21 jobs)
๐๐น๐ถ๐ฒ๐ป๐-๐ฐ๐ฒ๐ป๐๐ฟ๐ถ๐ฐ ๐๐๐น๐น-๐๐๐ฎ๐ฐ๐ธ ๐ช๐ฒ๐ฏ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ (JavaScript, TypeScript, Node.JS, Nest.JS, Express, Next.JS, React.JS, Vue.JS, React Native, WebRTC) with ๐ญ๐ณ ๐๐ฒ๐ฎ๐ฟ๐ ๐ผ๐ณ ๐ฒ๐ ๐ฝ๐ฒ๐ฟ๐ถ๐ฒ๐ป๐ฐ๐ฒ in custom software development and AI, Completed ๐ผ๐๐ฒ๐ฟ ๐ณ๐ฌ+ ๐ช๐ฒ๐ฏ application & ๐ฎ๐ป๐ฑ ๐ ๐ผ๐ฏ๐ถ๐น๐ฒ application of various complexity for startups, scaleups and enterprises. Build your software with AgilePulseโข empowered by transparent processes, quality control systems and engineering excellence. ๐ฆพ ๐ ๐ฌ ๐๐ข๐ฅ๐ ๐ง๐๐๐ ๐๐ซ๐ฃ๐๐ฅ๐ง๐๐ฆ๐ | ๐ฆ๐๐ฅ๐ฉ๐๐๐๐ฆ: โญ WEB APPLICATION DEVELOPMENT: I specialize in building modern, scalable web applications using technologies like JavaScript, TypeScript, Node.JS, React.JS, Vue.JS, Angular, .Net, and Python. My expertise as software developer ensures high performance, security, and user-friendly interfaces tailored to your business needs. โญ MOBILE APP DEVELOPMENT: I create responsive, cross-platform mobile applications for iOS and Android. My toolkit includes React Native, Swift, Kotlin, and Java Android to deliver smooth, feature-rich mobile experiences for your users. โญ DESIGN ARCHITECTURE: My design architecture services include defining architecture attributes, crafting architecture descriptions, and developing solution and enterprise architectures. I am proficient in migration, monolithic to microservice transformations, serverless architecture, scalability design, security protocols, and network topology. I visualize complex systems using class and component diagrams, fault tolerance designs, UML, and tools like DrawIO. โญ CLOUD: I provide comprehensive cloud services using AWS and Azure to ensure your applications are secure, scalable, and highly available. โญ DATABASES: My database expertise spans a variety of relational and NoSQL databases, including MongoDB, PostgreSQL, MSSQL, MySQL, and others, to provide fast, efficient, and secure data storage solutions. โญ BROWSER EXTENSION DEVELOPMENT: I develop powerful browser extensions to enhance user experience and productivity. My skills cover JavaScript, browser automation, Chrome plugins, Google Chrome extensions, and LinkedIn automation, enabling seamless integrations and custom workflows. ๐๐ก๐๐จ๐ฆ๐ง๐ฅ๐๐๐ฆ Real-time communication / Chat & messaging software / Video-conferencing / Telecommunication / FinTech / E-commerce tech / AI & Machine Learning / Browser Extensions / IoT / Education / EduTech / E-Learning / Real Estate / Logistics & Transportation / Marketplaces / Retail / HRTech / HealthCare ๐ค๐ค๐ค I'm here to provide you with superior services in building your product. If you need help with Software Architecture design or custom software development, I'll be glad to hear from you ๐ค๐ค๐ค
Websockets
ReactWebsitePythonNestJSAI DevelopmentTypeScriptSmartphoneAndroidiOSJavaScriptWeb ApplicationAPI IntegrationMobile App DevelopmentWeb DevelopmentNode.js - $30 hourly
- 5.0/5
- (31 jobs)
I am an experienced Senior Android Developer passionate about building robust and innovative mobile applications. I have a proven track record of delivering high-quality solutions that meet business requirements and user expectations. With more than 10 years of experience in the field, I deeply understand the Android platform and related technologies. Throughout my career, I have worked on various projects, ranging from consumer-facing apps to enterprise-grade solutions. I am well-versed in the entire app development lifecycle, from concept to delivery, and have expertise in areas such as UI/UX design, performance optimization, and testing. My strengths lie in my ability to work collaboratively with cross-functional teams, communicate complex technical concepts to non-technical stakeholders, and mentor junior developers. I am constantly looking to stay up-to-date with the latest industry trends and technologies and have a keen interest in exploring emerging platforms such as wearables and IoT.
Websockets
JetPackClean ArchitectureAndroid SDKRESTful ArchitectureAndroidJavaKotlinFirebaseMobile App DevelopmentMobile AppGoogle APIsAndroid NDKAndroid App DevelopmentGoogle PlayAndroid Studio - $50 hourly
- 5.0/5
- (64 jobs)
Hey there! Iโm a Full-Stack Developer specializing in building high-performance web and mobile applications. With a focus on seamless user experiences and scalable architectures, I turn complex ideas into beautifully crafted solutions. ๐ผ $400K+ earned | 145+ successful projects | Top Rated Freelancer ๐ What I Do Best: Custom Web Applications โ Scalable and maintainable solutions tailored to your business needs. Cross-Platform Mobile Apps โ High-performance apps using React Native and Flutter for iOS and Android. Backend Architectures โ Reliable and efficient backend systems with Node.js and Express. Real-Time Applications โ WebSocket integration for live updates, messaging, and interactive experiences. Cloud Solutions & DevOps โ Scalable cloud infrastructure on AWS and Google Cloud, CI/CD pipelines. ๐ฅ Tech Stack That Delivers Results: ๐ฅ๏ธ Frontend Mastery In React.js โ 9 years In Next.js โ 7 years In Vue.js โ 6 years In TypeScript โ 8 years In Tailwind CSS / Material-UI โ 7 years โ๏ธ Backend Powerhouse In Node.js โ 10 years In Express.js โ 9 years In MongoDB โ 8 years In PostgreSQL / MySQL โ 9 years In GraphQL โ 7 years In RESTful APIs โ 10 years ๐ฑ Mobile Excellence In React Native โ 8 years In Flutter โ 7 years In SWIFT โ 7 years In Kotlin โ 6 years โ๏ธ Cloud & DevOps Solutions In AWS (EC2, Lambda, S3) โ 9 years In Google Cloud โ 8 years In Docker / Kubernetes โ 9 years In CI/CD Pipelines โ 6 years ๐ Cool Projects Iโve Delivered: E-commerce Platform โ Built a custom web and mobile solution with integrated payment systems, handling 100K+ daily users. Healthcare App โ Developed a cross-platform mobile app with real-time chat and appointment scheduling for millions of users. SaaS Dashboard โ Created a scalable admin dashboard with complex data visualizations and real-time analytics. Social Media App โ Implemented a React Native app with live messaging, push notifications, and media sharing. ๐ Why You Should Work With Me: 10+ years of Full-Stack Development โ Proven track record in delivering robust and scalable solutions. Cross-Platform Expertise โ Unified codebases with React Native and Flutter for iOS and Android. Performance-Driven Architecture โ Fast, reliable, and maintainable systems with clean, modular code. Client-Centric Approach โ I prioritize your business goals and ensure seamless communication throughout the project. All-in-One Solution โ From frontend UI/UX to backend infrastructure and cloud deployment, I handle everything. ๐ก Ready to build your next big project? Hit the Invite button, and letโs make it happen! ๐ ๐ Skills & Technologies: Full-Stack Development React.js / Next.js / Vue.js React Native / Flutter Node.js / Express.js MongoDB / PostgreSQL / MySQL RESTful APIs / GraphQL TypeScript / JavaScript Tailwind CSS / Material-UI AWS / Google Cloud Docker / Kubernetes CI/CD Pipelines Cross-Platform Mobile Development
Websockets
Mobile App DevelopmentWindows AdministrationWeb DevelopmentBash ProgrammingVirtualizationSwiftAngularTerraformNode.jsLoad BalancingKotlinReact NativeDevOps.NET CoreAmazon Web ServicesLinux System AdministrationDockerReactNetwork AdministrationSymfonyLaravelService Cloud AdministrationKubernetes - $90 hourly
- 4.0/5
- (52 jobs)
๐ Hi, my name is Jhonny and I provide all types of automation for Trading Businesses in Forex, Stocks, Options and Futures markets, including and not limited to: โญ Trading Robots. โญ Fundamental Analysis / Research. โญ Trade Copy / Mirror โญ FIX Protocol (HFT Trading). โญ Interactive Brokers API / TWS โญ Metatrader 4, 5 โญ IG API โญ Rithmic API โญ Reuters Xenith Strategies may include depending on your needs: โ Entry criteria. โ Risk Management. โ Order Management. โ Position Management. โ Exit Criteria. โ Indicators. โ Input Parameters. โ Reports / BackTest. โ Communication with other applications or Servers. Tags: Metatrader | MT4 | MT5 | MQL | MQL4 | MQL5 | IB | IBKR | Interative Brokers | Interative Broker | TWS | API | NinjaTrader | TradingView | CQG | Automation | Forex | Stocks | Futures | Options | Crypto | Crypto Currencies | Crypto-Currencies | CryptoCurrencies | Market | Markets | News | Trades | Trade | Trading | Forex Trading | Forex Trading Bot | Futures Trading | Futures Trading Bot | Stock Trading | Stock Trading Bot | Options Trading | Options Trading Bot | Trading Bot | Automated Trading Bot | IBRK Trading Bot | Position | Orders | Braket | Risk | Management | Automation | Bot | Trading Bot | HFT | High Frequency Trading | Rithmic | CQG | Reuters | Eikon | Excel | Spreadsheet | Sheet | Copy | Trade Copy | Telegram | TCP/IP | Server | Servers | Client | Clients | FIX Protocol | Protocol | Mirror | Take Profit | Stop Loss | Trailing | Fundamental | Research | Forecast | News | Events | Entry | Exit | Indicators | Finances | Financial | BackTest ForwardTest | Live Trading | Paper Trade | Demo | C# | C++ | C | Java | JavaScript | Python | SQL | Reports | Dashboard | Restful | Profit | Profits | Forex.com | Oanda | FXCM | Client | Server | AWS
Websockets
AutomationNinjaTraderMetaTradercTraderCryptocurrencyPythonJavaC++Pine ScriptMQL 5MQL 4Forex TradingStock MarketAPI IntegrationTrading Automation - $22 hourly
- 4.6/5
- (369 jobs)
Upwork Stats: 21k+ hours booked with nearly $900k+ Revenue, 100% Completion ratio, and more than 350 satisfied customers. We are a "Top-Rated Plus Team" well versed in developing Native( iPhone/iPad Apps, Android, iOS, Kotlin, Swift) Applications and cross-platform Applications(React Native). We all have vast experience in developing applications. Expertise in SQLite, Data-Driven App, XML or JSON, Reach Native UI, and Social Media Integration. I have developed various applications using SQL Server, Linq, CSS, HTML, WCF, MVC, JavaScript, and JQuery. - Android, JAVA, Kotlin - iOS, Swift, Objective C - Firebase - React Native, Native, - Web services, HTTP, JSON, XML, RSS, SOAP, PHP, HTML - Social Networking Integration: Facebook, Twitter, Tumblr, Flickr, Instagram, Google Plus - Push and Local Notifications, Calendar, Alarm Applications - Google API for MAP, Calendar, Google Drive, and other cloud services - Live streaming, Audio, and Video - Image processing, Photo Filtering, and Effect, Custom Camera design, and Development - Image Editing, Image Filtering, and Camera - Parse.com integration - The Second Payments Services Directive (PSD2), Strong Customer Authentication (SCA), 3-D Secure (3DS) - Windows App Development: Electron.js(Chromium Browser Engine), .NET/C# โ Payment Method Integration : โ Paypal โ Authorize.Net โ Stripe โ Amazon Payments โ SecurePay โ Square Payments Buzz Words: React (ReactJS, React Native, React developer), PWA, Progressive Web App, web developer, web development
Websockets
Ionic FrameworkAndroidReact NativeXamarinWebRTCFlutteriOS DevelopmentDartSQLiteNode.jsSwiftFirebaseTwilio APIC#Mobile App - $25 hourly
- 4.5/5
- (43 jobs)
Contact me via Upwork messages for the development of MVP, complex, ongoing, deployment, e-commerce, healthcare, social media, integration of backend Django rest framework APIs, multi-tenant SaaS, and fintech projects with best outcomes which brings you the customers. I am a passionate Python/Django developer and problem resolver dedicated to resolving your tech challenges/problems swiftly and effectively. I am also providing top-notch services in creating dynamic MVPs that drive success so let's collaborate and turn your ideas into reality! About me: Having more than 3 years of professional experience makes me feel comfortable developing all kinds ( complex, different industries) of websites and APIs for your mobile application. You will find me a reliable person who does what is committed to you. Back-end web development: - Python - Django - Django Rest Framework - RESTful API - Integrating 3rd party APIs(Google, facebook, Microsoft, Twilio or any other API ) into your Django website. - JavaScript Databases: - Postgresql - MySQL - Sqlite3 - SQL - Firebase - MongoDB Frontend web development: - HTML - CSS - Bootstrap - javascript - Jquery - AJAX Hosting Platforms/Source code control: - Git/Github/Github Actions - Git/Gitlab - Git/Bitbucket - Payment Integrations: - Stripe (One-time payment and recurring with or without free trials ) - Paypal ( One-time payment and recurring with or without free trials ) - DevOps: - AWS using ec2, RDS ( PostgreSQL or MySQL ) DB to store your data. - Heroku - NGINX and Gunicorn - Digital Ocean - Python anywhere - Vercel to host for free
Websockets
ReactOpenAPIFirebaseDockerDatabase DesignjQueryDjangoWeb DevelopmentMongoDBMySQLJavaScriptPostgreSQLPythonAPI - $30 hourly
- 5.0/5
- (74 jobs)
I am a lead software engineer with extensive experience in leading teams, driving processes, establishing architecture, and delivering top-notch projects. At Lumitech, the company I run, we specialize in custom software development and design, providing innovative solutions to clients worldwide. Why should you reach out to me out of the endless number of Upwork freelancers? I have hands-on experience working at top-tier software companies, countless presales, estimations, tech interviews, code reviews, and delivering high-load systems for them, including Fortune 100 and INC 500 companies. In addition, I offer a flexible and professional approach. While contracts and formalities are important, I will listen to your needs and, regardless of the budget or technology, provide you with advice and a solution relying on my experience. Even if you decide to go with a different provider, my goal is to offer insights and direction on how to build or design efficient software. I've seen so many cases where a great idea is ruined by poor execution, so selecting the right provider should be key for you, and my goal is to assist! P.S. Fastest-growing Upwork profile worldwide; top-ranked globally. P.P.S. Check out my LinkedIn profile to learn more about my career path. ๐Location: Dubai, UAE ๐ฆ๐๐ฟ๐ฒ๐ป๐ด๐๐ต ๐ถ๐ป ๐ป๐๐บ๐ฏ๐ฒ๐ฟ๐: ๐ฏ Upwork 100% Job Success Score, Expert-Vetted โ Top 10 Worldwide ๐ Fastest-Growing Upwork Agency Globally ๐ฅ "Top 50 Web Development Companies" by Clutch; Clutch 1000 Leader for 2024 ๐ No. 1 IT Consulting Company in the UAE ๐ INC 5000 & Fortune 500 Partners ๐ฆ๐ฒ๐ฟ๐๐ถ๐ฐ๐ฒ๐: ๐ Backend: Node, Python ๐ Frontend: React, Vue ๐ฑ Mobile: React Native, Flutter, Swift, Kotlin ๐จ Design: SaaS & Product Design, Branding, Web & Mobile Interfaces โ๏ธ DevOps: AWS, Azure, GCP, Vercel ๐ CMS: Contentful, Strapi ๐๐ป๐ฑ๐๐๐๐ฟ๐ถ๐ฒ๐: ๐ฆ Logistics & Supply Chain โ๏ธ Aerospace & Defence ๐ณ Fintech & Blockchain ๐ฅ Health & Wellness ๐ Food & Restaurant Management ๐ก Real Estate ๐ฑ Social Media ๐ Education ๐ช๐ต๐ฎ๐ ๐ฐ๐น๐ถ๐ฒ๐ป๐๐ ๐๐ฎ๐ (๐ฒ๐ ๐ฝ๐น๐ผ๐ฟ๐ฒ ๐ผ๐๐ฟ ๐๐น๐๐๐ฐ๐ต ๐ฝ๐ฟ๐ผ๐ณ๐ถ๐น๐ฒ ๐ณ๐ผ๐ฟ ๐บ๐ผ๐ฟ๐ฒ): "๐๐ถ๐ฎ๐ช๐ต๐ฆ๐ค๐ฉ ๐ช๐ด ๐ฐ๐ฏ๐ฆ ๐ฐ๐ง ๐ต๐ฉ๐ฆ ๐ฎ๐ฐ๐ด๐ต ๐ช๐ฎ๐ฑ๐ณ๐ฆ๐ด๐ด๐ช๐ท๐ฆ ๐ด๐ฐ๐ง๐ต๐ธ๐ข๐ณ๐ฆ ๐ฅ๐ฆ๐ท๐ฆ๐ญ๐ฐ๐ฑ๐ฎ๐ฆ๐ฏ๐ต ๐ง๐ช๐ณ๐ฎ๐ด ๐'๐ท๐ฆ ๐ธ๐ฐ๐ณ๐ฌ๐ฆ๐ฅ ๐ธ๐ช๐ต๐ฉ ๐ช๐ฏ ๐ฎ๐บ 20+ ๐บ๐ฆ๐ข๐ณ๐ด ๐ฐ๐ง ๐ฆ๐น๐ฑ๐ฆ๐ณ๐ช๐ฆ๐ฏ๐ค๐ฆ ๐ฃ๐ถ๐ช๐ญ๐ฅ๐ช๐ฏ๐จ ๐ด๐ฐ๐ง๐ต๐ธ๐ข๐ณ๐ฆ ๐ฑ๐ณ๐ฐ๐ฅ๐ถ๐ค๐ต๐ด. ๐๐ฐ๐ต ๐ฐ๐ฏ๐ญ๐บ ๐ช๐ด ๐ต๐ฉ๐ฆ ๐ฒ๐ถ๐ข๐ญ๐ช๐ต๐บ ๐ฐ๐ง ๐ต๐ฉ๐ฆ๐ช๐ณ ๐ค๐ฐ๐ฅ๐ฆ ๐จ๐ณ๐ฆ๐ข๐ต, ๐บ๐ฐ๐ถ ๐ค๐ข๐ฏ ๐ต๐ฆ๐ญ๐ญ ๐ต๐ฉ๐ข๐ต ๐ต๐ฉ๐ฆ๐บ ๐๐๐๐ ๐ข๐ฃ๐ฐ๐ถ๐ต ๐ข๐ค๐ฉ๐ช๐ฆ๐ท๐ช๐ฏ๐จ ๐ต๐ฉ๐ฆ ๐ฅ๐ฆ๐ด๐ช๐ณ๐ฆ๐ฅ ๐ฐ๐ถ๐ต๐ค๐ฐ๐ฎ๐ฆ ๐ง๐ฐ๐ณ ๐ฐ๐ถ๐ณ ๐ค๐ถ๐ด๐ต๐ฐ๐ฎ๐ฆ๐ณ๐ด. ๐๐ฉ๐ฆ๐บ ๐ช๐ฏ๐ด๐ช๐ด๐ต ๐ฐ๐ฏ ๐ง๐ฐ๐ญ๐ญ๐ฐ๐ธ๐ช๐ฏ๐จ ๐ฑ๐ณ๐ฐ๐ท๐ฆ๐ฏ ๐ฎ๐ฆ๐ต๐ฉ๐ฐ๐ฅ๐ฐ๐ญ๐ฐ๐จ๐ช๐ฆ๐ด ๐ข๐ฏ๐ฅ ๐ต๐ฆ๐ค๐ฉ๐ฏ๐ฐ๐ญ๐ฐ๐จ๐บ ๐ฃ๐ถ๐ต ๐ง๐ช๐ฏ๐ฅ ๐ธ๐ข๐บ๐ด ๐ต๐ฐ ๐ฃ๐ฆ ๐ง๐ญ๐ฆ๐น๐ช๐ฃ๐ญ๐ฆ ๐ต๐ฐ ๐ต๐ฉ๐ฆ ๐ฑ๐ณ๐ข๐จ๐ฎ๐ข๐ต๐ช๐ค ๐ณ๐ฆ๐ฒ๐ถ๐ช๐ณ๐ฆ๐ฎ๐ฆ๐ฏ๐ต๐ด ๐ฐ๐ง ๐๐๐๐๐๐๐๐๐๐ ๐ข ๐ถ๐ด๐ข๐ฃ๐ญ๐ฆ ๐ฑ๐ณ๐ฐ๐ฅ๐ถ๐ค๐ต ๐ฐ๐ฏ ๐ต๐ช๐ฎ๐ฆ." "๐๐ฉ๐ฆ๐บ ๐ธ๐ฆ๐ณ๐ฆ ๐ณ๐ฆ๐ข๐ญ๐ญ๐บ ๐ข๐จ๐ช๐ญ๐ฆ, ๐ข๐ฃ๐ญ๐ฆ ๐ต๐ฐ ๐ฎ๐ข๐ฌ๐ฆ ๐ข๐ฅ๐ซ๐ถ๐ด๐ต๐ฎ๐ฆ๐ฏ๐ต๐ด, ๐ข๐ญ๐ธ๐ข๐บ๐ด ๐ข๐ท๐ข๐ช๐ญ๐ข๐ฃ๐ญ๐ฆ, ๐ข๐ฏ๐ฅ ๐ฑ๐ณ๐ฐ๐ท๐ช๐ฅ๐ฆ๐ฅ ๐ฒ๐ถ๐ข๐ญ๐ช๐ต๐บ ๐ณ๐ฆ๐ด๐ถ๐ญ๐ต๐ด." "๐๐ฉ๐ฆ๐บ ๐ต๐ณ๐ถ๐ญ๐บ ๐ต๐ฉ๐ช๐ฏ๐ฌ ๐ข๐ฃ๐ฐ๐ถ๐ต ๐ค๐ณ๐ฆ๐ข๐ต๐ช๐ฏ๐จ ๐ท๐ข๐ญ๐ถ๐ฆ ๐ง๐ฐ๐ณ ๐ต๐ฉ๐ฆ๐ช๐ณ ๐ค๐ญ๐ช๐ฆ๐ฏ๐ต." ๐๐ฎ๐๐ฒ ๐๐๐๐ฑ๐ถ๐ฒ๐: For case studies please visit our website: lumitech.co/case-studies Please note that most of our projects are strictly under NDA, so we cannot disclose client names. We work with a variety of clients, including medium-sized businesses, startups, and major companies on the Fortune 500 and INC 5000 lists. ๐๐ฎ๐๐ฒ ๐ฎ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐ถ๐ป ๐บ๐ถ๐ป๐ฑ? Donโt hesitate to reach out or schedule a consultation! Keywords to find me: Web Development, Web Design, iOS Development, Graphic Design, UX & UI, Mobile App Development, Software Development, UX & UI Design, API Development, Android App Development, AI Development, Machine Learning, QA Testing, Blockchain, NFT & Cryptocurrency, Python, Frontend Development, Backend Development, Full Stack Development, DevOps, Cloud Computing, Web Application Development, E-commerce Development, Progressive Web App (PWA) Development, JavaScript Development, React Development, Angular Development, Node.js Development, TypeScript, Swift Development, Kotlin Development, Game Development, Augmented Reality (AR), Virtual Reality (VR), Chatbot Development, Internet of Things (IoT), API Integration, Database Management, Cybersecurity, Data Science, Cloud Architecture, SaaS Development, Microservices Architecture, Automation Testing, Agile Methodology, Digital Marketing, SEO & SEM, Content Management Systems (CMS), UI/UX Prototyping, Interaction Design, Digital Product Design, Logo Design, Branding & Identity Design, Social Media App Development, Video Streaming App Development, On-Demand App Development, Healthcare App Development, FinTech App Development, Enterprise Software Development, Augmented Intelligence (AI), NLP (Natural Language Processing), Chatbot Integration. Updated: 17/03/2025
Websockets
PythonBlockchain, NFT & CryptocurrencyQA TestingMachine LearningAI DevelopmentAndroid App DevelopmentAPI DevelopmentUX & UI DesignSoftware DevelopmentMobile App DevelopmentUX & UIGraphic DesigniOS DevelopmentWeb DesignWeb Development - $43 hourly
- 5.0/5
- (25 jobs)
๐ Top 1% Expert Vetted โFuelled by endless cups of coffee ๐ I won't work on small fixes projects - sorry guys Jack of All Trades: I'm an Expert-Vetted Full Stack Developer with a wealth of experience building modern, scalable, and high-performing web applications I helped 50+ clients to generate over $10 million revenue with technical solutions. Have been working with Start-Ups and Fortune 500 Companies since 2007. View my portfolio below, or skim through my job history to see how I deliver. Excited to talk! ------------------ The longer, sit down version: Pleasure to meet you! I'm Sergey. Most of my clients choose to work with me because of my strong problem-solving skills, excellent communication and attention to detail. Having a Master's Degree in Computer Science, I started my freelance career as a Full Stack Web Developer in 2007 year. After spending over 12 000 hours on Upwork platform, I became a CTO at a reputable team on Upwork consisting of 50+ Full-Time & Full Stack IT Engineers. ๐ฏOver the last 10 years, I've had the good fortune to work with (and gain knowledge of) a number of interesting, profitable industries. Among them: โ SaaS web and design โ Startups | MVP | Enterprise โ IoT development โ Real Estate โ E-commerce development โ Healthcare / Fitness / Health Applications โ Marketplaces; โ CRM / ERP platforms โ Consultancy Platforms โ Streaming (audio & video); During my Full Stack Web Developer career I've been constantly exploring new tools and adding them to my skill set. Among them: JavaScript Frameworks & Libraries: โ๏ธ JavaScript (ES6+, ESNext) | TypeScript โ๏ธ React.js, Redux, Saga, Next.js, Vue.js (Nuxt.js), Angular, Reusable Components, React Native โ๏ธ Material UI, Tailwind, Chakra UI, Ant Design, Semantic UI React, React Bootstrap, Ionic MERN STACK: โ๏ธ MongoDB, Express.js, React, Node.js (Nest.js, Express) PHP development: โ๏ธ Laravel, Laravel Nova, Symfony โ๏ธPython development: Django, Flask, scrapping, automation Database management: โ๏ธ MySQL, PostgreSQL, GraphQL, MongoDB โ๏ธ CMS development: Wordpress, Strapi, Webflow, Sanity DevOps Engineering: โ๏ธ Github, Github actions| CI-CD | Pipelines โ๏ธ AWS (Lambda, SAM, SQS, S3, Amplify, EC2, CloudFormation) | Docker โ๏ธ GitLab, Bitbucket โ๏ธ Agile (Scrum, Kanban) using Jira/Asana/ClickUp/Trello Shoot me a message and lets quickly discuss your project needs. The consultations are free, and last as long as needed. It can be 2 minutes or 2 hours. My goal during this call is to ask you as many questions as I need until my brain clicks and fully understands your project. Cheers, Sergey Last updated: March, 4 2024
Websockets
PythonRESTful APIExpressJSWordPressAPI DevelopmentFull-Stack DevelopmentWeb ApplicationWeb DevelopmentAmazon Web ServicesNext.jsJavaScriptLaravelTypeScriptNode.jsReact - $50 hourly
- 5.0/5
- (102 jobs)
With ๐๐+ years of hands-on experience and ๐๐๐+ successful projects, I specialize in automation, scripting, and bot development across various industries. My core expertise is creating high-performance bots for trading, data scraping, and business process automation. I leverage cutting-edge technologies like ๐๐, ๐๐๐๐ก๐ข๐ง๐ ๐๐๐๐ซ๐ง๐ข๐ง๐ , ๐๐ง๐ ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง ๐๐ง๐ฒ๐ฐ๐ก๐๐ซ๐ to deliver efficient and scalable solutions. As the lead developer of a team of ๐๐+ experts, I focus on delivering custom, secure, and automated solutions that help businesses streamline operations, improve decision-making, and maximize profitability. My work spans various domains, including ๐ญ๐ซ๐๐๐ข๐ง๐ ๐๐จ๐ญ๐ฌ, ๐๐๐๐, ๐๐ฅ๐จ๐๐ค๐๐ก๐๐ข๐ง ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ, ๐๐-๐๐ซ๐ข๐ฏ๐๐ง ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง ๐๐ง๐ ๐ญ๐๐ข๐ฅ๐จ๐ซ๐๐ ๐๐๐ ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ. ๐๐ฒ ๐๐จ๐ซ๐ ๐๐ฑ๐ฉ๐๐ซ๐ญ๐ข๐ฌ๐ Here's the list of my core expertise: ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง & ๐๐๐ซ๐ข๐ฉ๐ญ๐ข๐ง๐ โฉ โข Custom Trading Bots and Trading Automation (High-Frequency, Sniping, Frontrunning, Arbitrage, Market-making, Copy Trading, Cryptocurrency Trading) โข Real-time Mempool Monitoring & Signal-based Trading โข Telegram & Discord Bots for Trading Automation โข TradingView Indicator Bots for Automated Strategies โข Web Scraping & Data Extraction using Selenium, BeautifulSoup, Puppeteer โข RPA (Robotic Process Automation) Solutions for Business Process Automation โข AI-Driven Automation for Trading & Data Analytics ๐๐ซ๐๐๐ข๐ง๐ ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง โข High-Frequency Trading Bots: Sniping, Frontrunning, and Market-Making Bots โข Arbitrage Bots for Cross-Exchange Price Exploitation โข AI-Driven Trading Automation for Real-Time Market Decisions โข Copy Trading Systems (DEX & CEX) & Trading Signal Systems โข MetaTrader4 automation, Forex Trading automation โข Telegram operated trading bot ๐๐ฅ๐จ๐๐ค๐๐ก๐๐ข๐ง & ๐๐๐๐ ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ โข Blockchain Architecture and Smart Contract Development (Ethereum, Solana, BSC, Polygon, Avalanche) โข dApp & NFT Marketplace Development โข DeFi Solutions: Staking, Yield Farming, Liquidity Pools โข DAO & Web3 Ecosystem Solutions โข Crypto Wallet Development and Integration & Token Creation (ERC-20, ERC-721, ERC-1155) โข ICO/IDO Platforms (Initial Coin Offering, Initial DEX Offering) ๐๐ฎ๐ฌ๐ข๐ง๐๐ฌ๐ฌ ๐๐ซ๐จ๐๐๐ฌ๐ฌ ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง โข RPA Automation for Repetitive Tasks & Workflow Optimization โข Web Scraping & Data Collection for Market Research and Analysis โข Automating User Interactions & API Integration for Seamless Operations ๐ ๐ฎ๐ฅ๐ฅ-๐๐ญ๐๐๐ค ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ โข ๐ ๐ซ๐จ๐ง๐ญ๐๐ง๐: HTML, CSS, Figma, Adobe, React.js, Next.js, MaterialUI, Tailwind CSS โข ๐๐๐๐ค๐๐ง๐: Javascript, Node.js, Express.js, Django, Flask, FastAPI โข ๐๐๐ญ๐๐๐๐ฌ๐ ๐๐๐ง๐๐ ๐๐ฆ๐๐ง๐ญ: MongoDB, MySQL, PostgreSQL, Firebase, CosmosDB, NoSQL and more โข ๐๐๐ ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ: RESTful APIs, GraphQL APIs and more โข ๐๐จ๐๐ข๐ฅ๐ ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ: React Native, Ionic, NativeScript ๐๐๐ซ๐ฏ๐ข๐๐๐ฌ ๐ ๐๐๐๐๐ซ โข ๐๐จ๐ญ ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ: High-performance custom bots for trading, arbitrage, sniping, and market-making. โข ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง ๐๐จ๐ฅ๐ฎ๐ญ๐ข๐จ๐ง๐ฌ: Scripting for web scraping, data collection, RPA, and business process automation. โข ๐๐ฎ๐ฌ๐ญ๐จ๐ฆ ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง: End-to-end solutions for automating tasks, extracting data, and optimizing workflows. โข ๐๐ซ๐๐๐ข๐ง๐ ๐๐ฎ๐ญ๐จ๐ฆ๐๐ญ๐ข๐จ๐ง: Bots for high-frequency trading, real-time market monitoring, signal-based trading, and copy trading systems. โข ๐๐-๐๐ง๐ญ๐๐ ๐ซ๐๐ญ๐๐ ๐๐จ๐ฅ๐ฎ๐ญ๐ข๐จ๐ง๐ฌ: Artificial Intelligence powered trading bots, predictive analytics, sentiment analysis, AI App Development, NLP-based chatbots, and machine learning for process optimization. โข ๐๐ฅ๐จ๐๐ค๐๐ก๐๐ข๐ง ๐๐จ๐ฅ๐ฎ๐ญ๐ข๐จ๐ง๐ฌ: Smart contracts, dApps, NFT platforms, DeFi applications, and token creation for decentralized ecosystems. โข ๐ ๐ฎ๐ฅ๐ฅ-๐๐ญ๐๐๐ค ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ: From frontend (React.js, Next.js) to backend (Node.js, Django), API Development and integrations, Graphic Design, Web Design, and seamless user experience. Letโs collaborate to automate your processes and bring your ideas to life!
Websockets
Cryptocurrency ForkingWeb DevelopmentAPI IntegrationCrypto Wallet DevelopmentTrading AutomationBlockchain DevelopmentBot DevelopmentPythonUser Profile CreationWeb ApplicationJavaScriptCryptocurrencyEthereumReactMobile App Development - $50 hourly
- 5.0/5
- (24 jobs)
๐ TOP-RATED PLUS (TOP 3% on Upwork) | Over 15 years of experience in Full Stack Development (React / Node.js / Python / AWS). ๐ญ Looking for a tech partner to bring your vision to life? Whether you're launching a startup, scaling an existing business, or pivoting your current ventureโIโm here to help you succeed. ๐ What I Can Help You With: ๐ MVP Development: Build and launch MVPs in record time, so you can test the market and monetize quickly. ๐ Full-Stack Development: Seamless front-end and back-end solutions designed for performance, scalability, and maintainability. ๐ Custom Cloud Solutions: Thoughtfully designed architectures that are cost-effective from day one and scale seamlessly with your growth. ๐ AI-Powered Tools: Enhance your business operations with intelligent chatbots, recommendation engines, or sales tools. ๐ Reliable Data Pipelines: Automate data aggregation with robust pipelines that seamlessly integrate APIs, scrapers, and data feeds for real-time updates. ๐ Technical Leadership: End-to-end project guidance, from inception to operating successfully in production during peak times. ๐จโ๐ป Tech I Work With: ๐ง AI & Machine Learning: โ๏ธ AWS Bedrock / LangChain / LangGraph / CrewAI / Hugging Face โ๏ธ Amazon Transcribe / Polly / Comprehend โ๏ธ RAG (Retrieval-Augmented Generation), Ragie.ai, Vector databases (Pinecone, Weaviate, Chroma, AWS OpenSearch, Supabase Vector store) โ๏ธ Open AI (GPT-4o, GPT-4o-mini, GPT-3, Chat GPT API, Realtime API, Whisper speech to text, text to speech, DALLE, Embeddings) โ๏ธ Anthropic Claude AI / Google AI (Gemini) / DeepSeek โ๏ธ Chatbot / AI Agent / AI Assistant ๐ป Backend / Front end / Full-Stack Development: โ๏ธ Python (Django / Flask / FastAPI) / Node.js / NestJS โ๏ธ PostgreSQL / MongoDB โ๏ธ React / Next.js / JavaScript / TypeScript โ๏ธ HTML / CSS / Tailwind / MUI / Ant Design / shadcn/ui ๐ธ๏ธ Web Scraping โ๏ธ Puppeteer / Selenium / Playwright โ๏ธ Crawlee / Apify / Brightdata / SerpApi / Zenrows โ๏ธ AWS Cloud: โ๏ธ Serverless / Lambda / Step Functions / API Gateway / S3 / DynamoDB / SNS / SQS / etc ๐ Infrastructure as code & CI/CD: โ๏ธ AWS CDK / Terraform / Pulumi / Serverless framework โ๏ธ GitHub Actions / GitLab CI/CD What Clients Say About Me: โญ๏ธโญ๏ธโญ๏ธโญ๏ธโญ๏ธ โThis job with Oleksii is by far my best upwork experience. The job was accomplished exceptionally well in all areas (communication, estimation, time, and the result is amazing). I would hire him immediately again!โ โ Josef, at โญ๏ธโญ๏ธโญ๏ธโญ๏ธโญ๏ธ โOleksii was incredible to work with! He's very knowledgeable, and I could tell he really cared about delivering an exceptional product! He and his team went above and beyond to ensure the APIs were working flawlessly, and I'd definitely work with him again if I need similar services in the future. I really appreciate how he kept me informed and equipped throughout the process.โ โ Timothy, us โญ๏ธโญ๏ธโญ๏ธโญ๏ธโญ๏ธ โOleksii has been absolutely outstanding partner from the very beginning of this project through its successful completion. He is extremely experienced and competent developer, excellent communicator, and always do exactly what he says he is going to do within the timeframe provided for the effort. He really went above and beyond my expectations for this project as it became more complex than expected. He always put in the extra effort required to deliver with a positive attitude and flexible mindset as user feedback started to come in. I couldn't recommend him more highly for any development project." โ Greg, us ๐ Letโs Build Your Next Big Thing! ๐ I believe that thoughtfully designed solutions should be both cost-effective and scalable. With a decade of experience in software architecture and technical leadership, I ensure your projects are built to succeedโso you can focus on what truly matters: your business. ๐ผ Ready to partner? Message me today, and letโs get started!
Websockets
Tailwind CSSMinimum Viable ProductAPI IntegrationHTMLWeb DevelopmentArtificial IntelligenceFull-Stack DevelopmentJavaScriptREST APINext.jsAmazon Web ServicesReactNode.jsPython - $27 hourly
- 5.0/5
- (13 jobs)
๐ ๐๐๐ ๐๐๐๐๐ Frontend ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐๐ซ ๐๐๐ฅ๐๐๐ญ๐ซ๐จ๐ง ๐๐ | Desktop Applications โ๏ธ๐๐๐๐๐ญ | Redux | Next JS ๐ผ ๐๐ง๐ ๐ฎ๐ฅ๐๐ซ | Vue JS ๐ก ๐๐+ years in ๐ ๐ฎ๐ฅ๐ฅ-๐๐ญ๐๐๐ค ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ ๐ ๏ธ ๐๐/๐๐ Design ๐ ๐๐๐ Integration ๐๐๐๐ & Mobile ๐๐ฉ๐ฉ Development ๐ ๐๐๐๐ฎ๐ซ๐ Coding Practices ๐ ๐ ๐ฅ๐๐ฑ๐ข๐๐ฅ๐ ๐๐ฏ๐๐ข๐ฅ๐๐๐ข๐ฅ๐ข๐ญ๐ฒ โ ๐๐๐๐ฉ๐ญ๐๐๐ฅ๐ ๐ญ๐จ ๐ฒ๐จ๐ฎ๐ซ ๐ญ๐ข๐ฆ๐๐ณ๐จ๐ง๐ (๐๐๐, ๐๐๐, ๐๐๐, ๐๐๐) ๐๐จ๐ซ ๐ฌ๐ฆ๐จ๐จ๐ญ๐ก ๐๐จ๐ฅ๐ฅ๐๐๐จ๐ซ๐๐ญ๐ข๐จ๐ง. ๐กSpecializing in Node.js, React, Angular, Vue.js, Electron.js and PHP to deliver top-notch development projects with a focus on quality and innovation. ๐ ๐ง๐ข๐ฃ ๐ฅ๐๐ง๐๐ ๐ฃ๐๐จ๐ฆ | ๐ผ ๐๐+ ๐ฌ๐๐๐ฅ๐ฆ ๐ข๐ ๐๐ซ๐ฃ๐๐ฅ๐๐๐ก๐๐ ๐ข๐ง ๐๐๐๐ /๐๐๐๐ย ๐๐๐ฏ๐๐ฅ๐จ๐ฉ๐ฆ๐๐ง๐ญ ๐๐ ๐ฎ๐ป ๐๐ ๐ฝ๐ฒ๐ฟ๐ ๐๐๐น๐น ๐ฆ๐๐ฎ๐ฐ๐ธ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ, ๐ ๐ฝ๐ผ๐๐๐ฒ๐๐ ๐ถ๐ป-๐ฑ๐ฒ๐ฝ๐๐ต ๐ธ๐ป๐ผ๐๐น๐ฒ๐ฑ๐ด๐ฒ ๐ฎ๐ป๐ฑ ๐ฝ๐ฟ๐ผ๐ณ๐ถ๐ฐ๐ถ๐ฒ๐ป๐ฐ๐ ๐ถ๐ป ๐๐ต๐ฒ ๐ณ๐ผ๐น๐น๐ผ๐๐ถ๐ป๐ด ๐ฎ๐ฟ๐ฒ๐ฎ๐: โ FRONT-END: HTML, CSS, Bootstrap, Material UI, Chakra UI โ BACK-END: Node.js (JavaScript/TypeScript), Express.js, Nest.js, Laravel, PHP โ FRAMEWORKS: React.js, Next.js, Redux, Angular, Vue.js, Laravel, Electron.js โ DATABASES: PostgreSQL, MongoDB, MySQL โ TOOLS: Git, GitHub, Bitbucket, Jira, Trello, Docker, SSH, cPanel, Visual Studio Code โ OPERATING SYSTEMS: Windows, Ubuntu โ OTHER: CI/CD, JWT, OAuth2.0, AWS, S3 Bucket, SocketIO โ Strong understanding of algorithms and data structures โ TESTING: Unit testing with Jest ๐ผ My commitment to delivering high-quality work and ensuring client satisfaction is unwavering. I offer a flexible schedule and seamless collaboration with existing freelancers, fostering a productive and harmonious team dynamic. ๐ผ I am excited to discuss your project in detail and explore how my expertise can contribute to its success. Feel free to reach out to me on Upwork and together, let's create remarkable web solutions that surpass your expectations. ๐๐๐จ๐ญ๐๐๐ฅ๐ ๐๐ซ๐จ๐ฃ๐๐๐ญ๐ฌ Iโve worked across diverse domains, including but not limited to:- โ Video Interviewing & Rรฉsumรฉ Parsing Platform โ Modern and intuitive online platform for accessing PPSR reports โ Platform for Event management โ Better Now Healthcare Platform: Questionnaire, Appointments โ MassTextNow: Text Marketing Platform โ Revenue management portal. โ OPTCS - Salesforce, QuickBook โ Airdrop - ElectronJS - Decoder Farmer (Desktop Application) โ Eternaview โ Dcapital โ Antenna Bot โ Shipping container calculators. โ Document management mobile app. โ Job board apps (Web & Mobile). โ SaaS solutions for healthcare and homecare. โ Compliance and license management systems. โ Group chat applications. โ Course booking and scheduling systems. โ E-learning and language learning apps. โ Boutique hotel and e-commerce websites. โ Event posting and chat systems. โ Bible reading apps with subscriptions and in-app payments. โ Travel deal and grocery delivery platforms. โ SaaS for survey creation and response management. โ Real estate platforms with MLS integration. โ Food delivery mobile applications. โ Custom e-commerce solutions for fine wines, greeting cards, and equipment rentals. โ PDF annotation web applications. โ Dating and classified listing websites. ๐ฐ ๐๐๐๐๐ ๐๐๐๐๐๐๐๐๐๐ ๐๐๐ ๐๐๐๐๐๐ ๐๐๐ ๐๐๐๐ ๐๐ ๐๐๐๐๐๐ ๐๐ ๐๐๐๐๐๐๐. ๐ป๐๐๐๐ ๐๐๐ ๐๐๐ ๐๐๐๐ ๐๐๐๐๐๐ ๐๐๐๐๐๐๐! Sincere Regards, Rahul Arora Expert Full Stack Developer
Websockets
SQLBootstrapExpressJSCSSLaravelPHPNext.jsMySQLJavaScriptHTMLTypeScriptAngularJSVue.jsNode.jsReact - $15 hourly
- 4.3/5
- (229 jobs)
I am a mobile first consultant with more than 12+ years of experience in cross platform and native technologies: ๐ iOS and Android application from idea to App Store & Play Store release ๐ฑ 100+ successfully developed applications โ Top Rates Plus Verified ( Among top 3% of performances over Upwork) - IOT & device integration ( monitoring sensors / Electric vehicle charger boxes / smartHome via IFTTT / Automotive sensors & OBD2) - Multimodal and multichannel logistic system : Fleet management/ real-time tracking monitoring /planning and route optimisation. - 5G based high rich content streaming platforms ( Micro learning videos - fitness/ meditation/ learning / OTT & real time video streaming) - Patient and provider based mhealth platform ( telemedicine / medication adherence / remote monitoring / home care & wellness apps) - Fintech Apps ( Money remittance system, stock trading platform - ETF and Crypto, robo-advisory investment platform) - Ordering and delivery based ( two & multi sided platforms) - Chatbots/ NLP & AI/ML/Computer vision based - Infotainment based Apps - GRI, SASB, CDP, SFDR, and TCFD, coupled with a keen eye for analysing annual reports, CSR reports, proxy statements, and governance practices, positions me as a versatile ESG professional. My strong points include emphasis in requirement analysis, transparent communication and indulging in industry best practices for setting software architecture and design patterns such as MVVM, Repository and Timely delivery of quality code. Following are few considerations respective to application development for SwiftUI: โจ - Complex UI, 3D assets and animation the app runs super smooth โจ - Gain more control over lower-level drawing primitives with the new Canvas API, a modern GPUโจ-accelerated equivalent of drawRect โจ - Accessibility improvements : Speed up interactions by exposing the most relevant items on a screen in a simple list using the new Rotor API โจ - Widget experience : Place anywhere on the Home screen and increase to a new, extra-large widget size and many more
Websockets
Firebase Realtime DatabaseAI App DevelopmentNative App DevelopmentAI Mobile App DevelopmentNode.jsWeb DevelopmentKotlinSwiftFlutterAndroid App DevelopmentiOS DevelopmentReact NativeMobile AppApp DevelopmentMobile App Development - $15 hourly
- 4.8/5
- (45 jobs)
๐ฏCertified Full Stack Developer | MERN and MEAN Stack Expert Dear clients, I am Manish. Job perfection and client satisfaction is my aim. With 10+ years of experience in websites and web applications development, I have an excellent understanding of how technology can be used to align the requirement of both the business and the customer. Here's a breakdown of my expertise: ๐ป Frontend Frameworks & Libraries: โ๏ธ React.js | Angular.js | Next.js | Gatsby.js โ๏ธ Tailwind CSS | Headless UI โ๏ธ Material UI / MUI | Bootstrap โ๏ธ Ant Design | Chakra UI โ๏ธ API Integration ๐ง Backend Development: โ๏ธ Node.js | Express.js | Nest.js โ๏ธ RESTful API Development โ๏ธ MySQL | MariaDB | PostgreSQL | MongoDB | MSSQL | FirebaseDB โ๏ธ TypeORM | Mongoose | Sequelize | Entity Framework โ๏ธ AWS | Azure | Docker | Heroku โ๏ธ Vercel | Netlify | cPanel ๐ Project Management: โ๏ธ Proficient in Agile Methodologies (Scrum / Kanban) ๐ Languages: โ๏ธ JavaScript | TypeScript | PHP | C/C++ ๐ Version Control | Collaboration | Issue Tracking: โ๏ธ Git | Jira | Slack | Trello โ๏ธ GitHub | GitLab | BitBucket ๐ ๏ธ Tools: โ๏ธ Visual Studio | Visual Studio Code โ๏ธ Sublime | WebStorm โ๏ธ Figma | Zeplin โ๏ธ Sketch | Adobe Xd ๐ข Solutions: โ๏ธ ERP Systems | CMS โ๏ธ Management Systems โ๏ธ E-Learning | Custom Websites โ๏ธ E-commerce Systems I enjoy working on websites and that's what I've been doing every day for the last 10+ years. I work quickly and efficiently, with attention to details, always on-line. ๐ก Pro tip: I offer free detailed consultation to discuss your project and know the details to work on the right job. Feel free to invite me to get more clear insights. I am available anytime you prefer. With best regards, Manish
Websockets
StripeMEAN StackMERN StackNext.jsFull-Stack DevelopmentSaaSWeb DevelopmentDockerTypeScriptJavaScriptExpressJSMongoDBAngularNode.jsReact - $48 hourly
- 4.9/5
- (87 jobs)
I help startups and businesses launch high-performance MVPs and scalable mobile/web apps faster than you think. With 10+ years in mobile app development and 6+ years mastering Flutter (including 2 years with FlutterFlow), Iโve delivered 50+ apps across industries like healthtech, real-estate, IoT, e-commerce, fintech, social media, and SaaS. Whether you need a lean MVP in 4 weeks or a complex enterprise app, I combine clean, documented code with cutting-edge features like real-time chat, geolocation, AI integrations, and payment gateways i-e Stripe Integration, Google Pay or Apple Pay. Why hire me? โ 5,000+ Upwork hours with a 100% Job Success Score (see testimonials below). โ Full-stack fluency: Native iOS (Swift), Android (Kotlin), Flutter for cross-platform apps, Firebase/Supabase backends, and Shopify/Stripe APIs. โ Scalable architecture: I build apps that grow with your businessโno messy rewrites. โ Pixel-perfect UI/UX: Apps that users love, with 40%+ higher retention rates. ๐ Technical Expertise | Core Skills Flutter & Dart: Cross-platform apps for mobile, web, and desktop. Native Development: iOS (Swift) and Android (Kotlin/Java). State Management: BLoC, Riverpod, GetX, Provider. Backend Integration: Firebase or Supabase (Auth, Firestore), REST/GraphQL APIs, Shopify, Stripe. Advanced Features: - Real-time chat/video calls - AI-driven solutions (ChatGPT/Google Gemini integration) - Geolocation and mapping - Role-based dashboards (e.g., admin, user, moderator) Tools I Trust FlutterFlow | Android Studio | Xcode | VS Code ๐ Industries Iโve Transformed 1. Real Estate & Property Tech Built apps for property management, virtual tours, and community-driven platforms. Example: A 2-year project with real-time property listings, Intelligent solution for Buyer/Seller matching or properties suggestions for Buyers, and in-app chat for real estate agents, property enquiry. 2. Health, Fitness & Home Care Designed apps that empower wellness and remote care. - AI Habit Tracker: Boosted user engagement by 35% with personalized AI coaching. - Home Care Solutions: IoT-enabled apps for oxygen/temperature monitoring in healthcare settings. 3. Fintech & Personal Finance Delivered secure, user-centric financial tools. - Finance Management App: Simplified budgeting with AI-driven expense analytics and real-time spending alerts. 4. Tourism & Hospitality Created immersive travel experiences. - 2-Year Project: Using Flutter developed a tourism app with geolocated itineraries, trips planing. - 2 months project: Using FlutterFlow developed a solution for out door activities 5. IoT & Smart Home Tech Engineered apps bridging hardware and software. - Healthcare Solutions: Apps monitoring temperature, blood pressure and oxygen level. - Agritech Innovation: Built a BLE (Bluetooth Low Energy) app for spraying and drone monitoring. 6. Social & Community Platforms Connected users through tailored experiences. - Wildfire Response System: Jobs/Events posting, Chatting between firefighters/companies, Community for firefighters, Real-time incident tracking, crew coordination, roster management and community alerts for firefighters. 7. SaaS & Enterprise Automation Streamlined workflows for businesses. - Management Tools: Apps with role-based dashboards, CRM integration, and automated reporting. ๐ก What Makes Me Unique? MVP Speed Meets Enterprise Scalability: Iโve launched MVPs in 4โ6 weeks and scaled them into 2-year projects (like a wildfire response app with geolocated incident tracking). Technical + Strategic Partner: As a seasoned project manager, I focus on your business goals, not just code. Iโll advise on cost-saving architectures and user retention strategies. Battled-Tested Code: I have developed apps handling 500K+ users without any problem. Zero Handoff Hassles: I document every line of code and train your team post-launch. ๐ Recent Success Stories Boat Docking MVP: Built a FlutterFlow app for creating docks and managing its renting. Boat owners can find different docks and can contact the owners. Wildfire Response Platform: 1-year project with geolocation, roster management, and role-based access for firefighters. Real-estate App: Developed a full fledge solution for real-estate industry with Full-Fledge properties enlisting, chatting features. It includes iOS, Android and Web applications, also developed an admin panel to manage all of the platform. ๐ Letโs Build Your App! Whether youโre a startup validating an idea or a business scaling a complex system, Iโll deliver: Faster time-to-market with Flutterโs cross-platform power. Cost savings through reusable, modular code. Features users love: real-time chat, AI, payment gateways, and more. ๐ Invite me today for a free 30-minute consultation to plan your project!
Websockets
FlutterFlowChatGPTAI Text-to-ImageAI ChatbotWeb DevelopmentMobile App ImprovementFirebase Cloud FirestoreFlutterFirebaseSwiftMobile App DevelopmentiOS DevelopmentDartAndroid App DevelopmentHybrid App Development - $18 hourly
- 4.9/5
- (88 jobs)
I'm a full-stack developer with excellent experience working in all aspects of a project, I can take in, an idea, and deliver a production-ready fully developed application. I have great experience in building small and big distributed high load applications. I can create to you high-quality and stable applications using new technologies. Technical skills: ASP.NET Core + MVC | C# | VB | WinForms | WPF | JSON/REST API |WebServices | Microservices | Bootstrap | Telerik controls | Kendo UI | Ionic Framework | Xamarin cross-platform | LINQ | Jquery | Javascript | Angular 2+ | Knockout.js | HTML5 | Bootstrap Database: SQL Server | No-SQL (DynamoDb, Azure Cosmos Db and MongoDb) | Mysql | Oracle Db | MSAccess |Compact DB | Entity Framework VERSION CONTROL TOOLS: SVN |GitHub | Bit Bucket ISSUE MANAGEMENT TOOLS: Azure DevOps | AWS DevOps | Atlassian-JIRA | ConnectWise | Wrike DEVELOPMENT TOOLS: Visual Studio 2022 My key strength as a developer are: 1) I have a positive attitude and a strong mindset. 2) I possess good communication skills and can liaise effectively with clients. 3) I can multitask, prioritize and work under pressure to deadlines. 4) High level of dedication, hard work, and diligence 5) I have the ability to think outside the box for the best solutions. 6. I entirely commit myself to the successful completion of the projects and output better results.
Websockets
Agile Project ManagementMicrosoft ExcelUnit TestingTroubleshootingSeleniumXamarinASP.NET MVCRESTful APIASP.NET CoreEntity FrameworkMicrosoft OutlookVisual Studio Team ServicesC#Windows Presentation FoundationApplication InstallerMySQLGit - $35 hourly
- 5.0/5
- (7 jobs)
๐ Top 3% of Global Tech Talent โจ 20+ Projects Delivered ๐ฅ Led 10+ Engineering Teams ๐ Helped 5+ Startups Scale ๐ค Implemented 10+ AI/ML Solutions I turn ideas into production-ready applications, fast. Specializing in rapid MVP development and scalable architecture that grows with your business. ๐ฏ Why Choose Me: โข Built products that raised $1M+ in funding โข Expertise in modern tech stack (React, Node, Golang, AWS, AZ, GCP, DevOps) โข Track record of scaling apps from 0 to 100k users โข Available for quick iterations and real-time collaboration โข Proven leadership in agile environments ๐ ๏ธ Tech: Architecture: Microservices, Event-Driven, DDD Frontend: React/Next.js, TypeScript, Tailwind Backend: Node.js, Python, Golang Databases: PostgreSQL, MongoDB, MySQL Cloud: AWS, AZURE, GCP Containerization: K8s, Docker DevOps: Kubernetes, Terraform, ArgoCD AI/ML: TensorFlow, PyTorch, OpenAI, Llama3, Hugging Face, LangChain, Kubeflow, MLFlow, Pinecone ๐ก Expertise: โข Microservices Architecture Design โข Distributed Systems โข System Integration โข Event-Driven Architecture โข Team Leadership & Mentoring Ready to architect your next big solution or lead your team to success. Available for technical leadership roles. ๐ฌ Perfect For: โข Technical Leadership โข Architecture Design โข Microservices Implementation โข Team Building & Mentoring โข Complex System Integration
Websockets
MongoDBNode.jsTypeScriptReactGenerative AIAzure OpenAI ServiceDevOpsMicrosoft AzureBack-End DevelopmentGoogle Cloud PlatformKubernetesAmazon Web ServicesCI/CDGolangMicroservice - $150 hourly
- 5.0/5
- (17 jobs)
I'm a Software Engineer, Tech Leader, and Innovator with a passion for tech. I serve as a Fractional CTO, helping entrepreneurs and businesses navigate their technology journey. ๐ What I Do - Fractional CTO & Team Leadership: Guiding startups and established companies in their tech journey. - Team building - My expertise is creating efficient and performing software development teams. - I represent non-technical entrepreneurs, making sure deadlines and deliverables are met. - R&D Architecture: Consulting on what and how to build solutions in the most cost-effective way. - ๐ Web & Mobile Development - after building and being involved in the development of hundreds of web apps, I got to really taste what works and what doesn't, and for which scenario and budget. I've worked with almost every tech stack. - Greenfield projects - if you have a very well-defined projects, with specs & Figma, I can take it from the first line of code written to production. Frontend: React, Vue, SvelteKit, Tailwind, LESS, TypeScript, D3, OpenLayers, MapBox, Vite, Nuxt, Next.js. Antd, BaseWeb, Shadcdn, ChakraUI, DaisyUI, Flow-bite, geist-ui, Radix, Material UI Backend: Node.js, Express, Nest.js, Python, Flask, Prisma, TypeORM, Drizzle, Sequelize. Mobile & Cross-Platform: React Native, IoT Devices, Wearables DevOps & Cloud: Amazon AWS, Google Cloud, Docker, Kubernetes, Heroku, Digital Ocean Relational Databases: MySQL, PostgreSQL, Oracle, Microsoft SQL Server NoSQL Databases: MongoDB, DynamoDB Data Warehousing & BI: Snowflake, AWS Redshift, Tableau Data Processes: ETL, ELT, performance tuning, complex SQL queries ๐ IoT & Embedded Systems As a CTO, I spearheaded the design and development of an IoT platform, scaling it to support tens of thousands of daily users. My IoT expertise covers: Devices & Hardware: BLE devices, Raspberry Pi, Nordic nRF52832, nRF52840, Jetson NANO, wearables Advanced Technologies: Angle of Arrival, Angle of Departure, directional and omnidirectional antennas, custom PCB design Platform Development: Real-time data feeds, batch processing, and complex algorithm development Computer Vision: Leveraging the latest computer vision libraries for advanced applications ๐ ๏ธ More Services I Offer ๐ Fractional CTO & Tech Leadership: Strategic guidance and tech stack optimization. ๐ป Full-Stack Development: Bringing my team or managing yours to deliver world-class solutions. ๐ผ Management Consulting: Cost-saving strategies, team building, and hiring. ๐ฏ MVP Development: Rapid prototyping and production-ready solutions. ๐ DevOps & Cloud Support: AWS, Google Cloud, CI/CD pipelines. ๐ Data Visualization & Analytics: Turning data into actionable insights. ๐ IoT Development: From hardware design to real-time data processing. ๐ฌ Letโs Connect! Ready to take your project to the next level? Letโs talk! ๐
Websockets
DatabaseData ScrapingVuexDatabase DevelopmentDatabase DesignDatabase ArchitectureVue.jsMySQLJavaScriptHTML5CSS 3React - $200 hourly
- 4.2/5
- (51 jobs)
- Trading strategy algo bot, backtesting, and automation using APIs (REST / FIX / WebSocket) - Orders and portfolio management full stack apps and Dapps (DEX) - Equity (Stocks and ETFs), Cryptocurrency, Derivatives (Futures and Options) (BANKNIFTY, SPY, QQQ, etc.) - Feedback - youtube.com/watch?v=91OkH10B6Tw Service Providers - TT (Trading Technologies), TD Ameritrade, Tradier, Tradestation, E*Trade, Interactive Brokers (IBKR TWS), Zerodha (Kite Connect), Upstox, AngelOne, Kotak Securities, ICICI Securities, Dhan, Fyers, Alice Blue, 5paisa, Global Data Feed (GDFL), Binance (Crytpo), Kucoin, Capital.com (Forex), UniSwap (DEX), PancakeSwap, Solana, Avalanche Blockchain, Ethereum Network (DApp), Metamask (Crypto wallet).
Websockets
AutomationAPIBlockchainAlgorithm DevelopmentDApp DevelopmentTrading AutomationBot DevelopmentDerivatives TradingTrading StrategyScriptAPI DevelopmentNode.jsReactPython - $30 hourly
- 5.0/5
- (10 jobs)
Hello! I'm a skilled Full-Stack Developer with extensive experience in building scalable, high-performance web applications. With expertise in both front-end and back-end development, I am proficient in React.js, Vue.js, Angular, Node.js, MongoDB, PostgreSQL, and AWS. My goal is to deliver top-notch solutions that meet your business needs, ensuring a seamless user experience and robust functionality. Over the 7 years, I have successfully completed a variety of projects, from dynamic single-page applications (SPAs) to complex enterprise-level systems. My strong foundation in software engineering allows me to tackle challenges effectively, from conceptualization to deployment, and my experience with cloud services like AWS ensures that your application will be secure, scalable, and reliable. Services Offered: Front-End Development: Building responsive, interactive UIs with React.js, Vue.js, and Angular. Optimizing performance for web applications. Implementing state management with Redux, Vuex, and similar libraries. Integrating RESTful APIs and GraphQL for dynamic data handling. Back-End Development: Designing and developing RESTful APIs and microservices with Node.js. Database design and management using MongoDB and PostgreSQL. Ensuring data integrity and security. Implementing authentication, authorization, and secure data storage. Full-Stack Solutions: End-to-end application development using the MERN (MongoDB, Express.js, React.js, Node.js) or MEVN (MongoDB, Express.js, Vue.js, Node.js) stack. Deployment and management of applications on AWS. Continuous Integration and Continuous Deployment (CI/CD) setup. Third-party API integration and custom middleware development. Cloud Services & DevOps: Setting up and managing cloud infrastructure on AWS. Implementing serverless architectures with AWS Lambda, API Gateway, and DynamoDB. Docker containerization and orchestration with Kubernetes. Automated testing and deployment pipelines. Why Work With Me? Client-Centered Approach: I prioritize understanding your needs and delivering solutions that align with your business goals. Quality Assurance: I am committed to writing clean, maintainable code with a focus on performance and security. Timely Delivery: I respect deadlines and work efficiently to ensure your project is completed on time. Clear Communication: Regular updates and transparent communication to keep you informed every step of the way. Let's turn your ideas into reality! I'm here to help you build something amazing. Feel free to reach out, and let's discuss how I can contribute to your project's success.
Websockets
AWS CodeDeployAWS AmplifyAWS LambdaReduxLaravelPHPTypeScriptVue.jsGraphQLHTML5ExpressJSNode.jsReactNext.jsMongoDB - $20 hourly
- 5.0/5
- (10 jobs)
๐ Full Stack Developer | 4+ Years Experience ๐ Fullstack Web Developer with 4+ years professional experience in web development using ReactJS ( Next ) + Node js + Python ( Django, Flask, FastAPI ) Skills: - HTML / SCSS / JavaScript - React.js, Next.js, React Hooks - Redux ( redux-toolkit ) - Node.js ( Express ) - Python (Django, Flask, FastAPI) - MongoDB - AWS ( lambda function, s3 bucket, gateway api ) - Webpack / Gulp Additional libraries: - D3.js - TensorFlow - NumPy - PyTorch - Tailwind - MaterialUI and Antd - Three js - Formik and react-hook-form P.S. Especially I am looking for COMPLEX and long term projects ๐
Websockets
Web3StrapiSanity TestingChatGPTLangChainRedux SagaCypressBootstrapAmazon Web ServicesTailwind CSSReduxNext.jsJavaScriptTypeScriptReact - $25 hourly
- 5.0/5
- (52 jobs)
โก ๐ง๐ผ๐ฝ-๐ฅ๐ฎ๐๐ฒ๐ฑ ๐ฃ๐น๐๐ | ๐ด+ ๐ฌ๐ฒ๐ฎ๐ฟ๐ ๐ผ๐ณ ๐๐ ๐ฝ๐ฒ๐ฟ๐ถ๐ฒ๐ป๐ฐ๐ฒ | ๐๐๐น๐น ๐ฆ๐๐ฎ๐ฐ๐ธ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ !! I help businesses turn ideas into fast, scalable, and high-performance applications that drive revenue and engagement. From complex backend systems to pixel-perfect frontends, I craft solutions that donโt just workโthey thrive. ๐ก ๐ก๐ฒ๐ฒ๐ฑ ๐ฎ ๐๐ฎ๐ฟ๐ฎ๐๐ฒ๐น, ๐ฃ๐๐ฃ, ๐ผ๐ฟ ๐๐ฎ๐๐ฎ๐ฆ๐ฐ๐ฟ๐ถ๐ฝ๐ expert to build, optimize, or scale your web application? โก Skills & Expertise: ๐ฅ Backend: Laravel, Node.js, PHP, REST APIs, Microservices ๐ Frontend: React.js, Vue.js, Tailwind CSS, Material UI ๐ก Cloud Deployment: AWS, GCP, Docker, CI/CD ๐ก Security: OAuth2, JWT, Data Encryption ๐ Database: MySQL, MongoDB, PostgreSQL, Optimization ๐ Core Strengths & Abilities: ๐ 8+ years of experience in web and app development โฑ Efficient & timely project delivery ๐ค Collaborative approach with clear, constant communication ๐ Proven track record with many satisfied clients ๐ฑ Your Web Development Partner! From backend architecture to smooth front-end design, Iโll help you create a seamless web experience that your users will love. Iโll help turn your project into a success story. Letโs discuss your goalsโcontact me now! ๐ฏ ๐ง๐ผ๐ฝ-๐ฅ๐ฎ๐๐ฒ๐ฑ ๐ฃ๐น๐๐ ๐๐ฟ๐ฒ๐ฒ๐น๐ฎ๐ป๐ฐ๐ฒ๐ฟ ๐ Mirza Waleed
Websockets
Material UITailwind CSSBootstrapSaaS DevelopmentFront-End DevelopmentBack-End DevelopmentWeb DevelopmentAPI IntegrationCSS 3HTML5ReactVue.jsJavaScriptPHPLaravel - $60 hourly
- 4.9/5
- (48 jobs)
Having 12 yearsโ experience in Asterisk/OpenSips/Kamailio based application development. With over 6 plus yearsโ experience in WebRTC development along with 4 yearsโ experience in Windows development. Below are highlights of the projects and applications worked on: 1. Worked on all the Asterisk configuration changes, which even includes PJSIP. 2. Asterisk Event module (Which handles the request from NodeJS server and handles the events like play greeting, play MOH, Take input field, record greeting, making call, etc. it covers all the features and functionalities of asterisk) 3. Projects which deal with SIP WebRTC Client both Audio & Video. 4. JSON VOIP Client (Audio & Video). This was developed to overcome the loading of heavy SIP stack in browser or mobile. as a result we develop a simple JSON framework to make calls, with a server in the middle that converts to SIP and pushes calls to the asterisk server. 5. Applications for Video conferencing on WebRTC, which supports Peer to Peer in browsers, Android & iOS systems. 6. Applications for Video on WebRTC with SFU (Janus GateWay) in browser, Android & iOS systems. 7. Windows and Mac-based Video Conference applications. In short, we developed an application that is similar to Zoom Meetings. 8. Technologies used for applications like OpenSips/Kamailio only for Proxy, Registrar, and Load Balancing. 9. Worked on C# wpf WebRTC video conferencing service. 10. Worked on C# wpf PJSIP softphone application along with 11. Worked on electron.js with PJSIP softphone application. 12. Microsoft Teams SBC (Call To Teams) 13. SIP to Whatsapp gateway with freeswitch and lineageos on ubuntu with multiple Virtual machines
Websockets
TableauSession Initiation ProtocolFreeSWITCHAsteriskDesktop ApplicationReact NativeC++AndroidCMicrosoft WindowsSwiftReactFlutterWebRTCC# - $30 hourly
- 4.9/5
- (39 jobs)
โ 100% Job Success Score | ๐ Top-Rated Plus | Building Intelligent MERN Applications As a Top-Rated MERN Stack Developer, I blend robust web development expertise with strategic AI integrations to deliver modern, scalable solutions. With 50+ projects across healthcare, SaaS, and e-commerce, I craft applications that are not only performant and secure but also infused with smart automation and AI-driven features to elevate user experiences. ๐ Why Clients Choose Me: MERN Stack Mastery: Expertise in React, Node.js, MongoDB, Express.js, and Next.js for building full-cycle web apps, REST/GraphQL APIs, and real-time systems. AI-Powered Enhancements: Seamlessly integrate AI chatbots, automated workflows, predictive analytics, and smart search into MERN apps using tools like OpenAI, Claude, and Gemini. Performance & Scalability: Optimized applications handling 10,000+ users with sub-500ms response times, HIPAA/GDPR compliance, and AWS/Docker deployments. End-to-End Solutions: From UI/UX design to AI feature implementation, I ensure your app is future-proof, maintainable, and business-ready. ๐ง Technical Expertise: Core Stack: React, Next.js, Node.js, MongoDB, TypeScript, Tailwind AI Integrations: OpenAI API, Claude, Gemini, ChatGPT, NLP, custom chatbots, RAG workflows Real-Time Features: WebRTC, Socket.io, Electron.js, Stripe/PayPal integrations DevOps & Security: AWS, Docker, CI/CD, GitHub Actions, JWT, OAuth ๐ AI in Action (MERN Context): AI-Powered Legal Platform: Integrated Claude 3 into a MERN-based legal SaaS for contract analysis, reducing manual review time by 50%. Healthcare Chatbot: Built a HIPAA-compliant patient portal (React + Node.js) with OpenAI-powered symptom checker and appointment scheduling. E-Commerce Automation: Enhanced a Next.js/Node.js marketplace with AI-driven product recommendations, boosting conversions. ๐ฉ Letโs Build Smarter Apps: Whether you need a pure MERN application or want to enhance it with AI features, I focus on clean architecture, measurable results, and seamless collaboration. Letโs discuss how to make your project faster, smarter, and ready to scale.
Websockets
Generative AIPrompt EngineeringArtificial IntelligenceFull-Stack DevelopmentRESTful APIChatbot DevelopmentWordPressMongoDBExpressJSNext.jsTypeScriptJavaScriptNode.jsReactMERN Stack Want to browse more freelancers?
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