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Hire the best API Integration Freelancers in Yerevan, AM

Check out API Integration Freelancers in Yerevan, AM with the skills you need for your next job.
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Rating is 4.6 out of 5.
4.6/5
based on 273 client reviews
  • $35 hourly
    • 5.0/5
    • (30 jobs)
    I help businesses make their Shopify stores successful. With over seven years of experience, I build custom solutions and keep stores running smoothly. I can create unique apps and themes, improve your store's performance, and handle daily maintenance. I also provide teams for projects of any size and make sure communication is clear. Check out my work below and let's talk about how I can help your store grow.
    Featured Skill API Integration
    MongoDB
    Redux
    Next.js
    Vue.js
    VanillaSoft
    React
    TypeScript
    Stripe
    GraphQL
    Shopify SEO
    Custom App
    Liquid
    Shopify Apps
    Shopify Development
    Shopify Plus
    Shopify Website Redesign
    Shopify Templates
    Tailwind CSS
    Ecommerce Website Development
    Theme Customization
    HTML5
    JavaScript
    Web Development
    Shopify
  • $50 hourly
    • 5.0/5
    • (16 jobs)
    📌❗ Live web demo available in the Portfolio section - Trading Bot project. ❗📌 Experienced developer with a strong background in developing software for crypto and equity trading, building trading systems, algorithmic strategies, and automation tools I have years of hands-on experience with C#, .NET (Core & Framework), and financial APIs (FIX / REST / WebSocket), along with deep expertise in real-time trading logic, market data pipelines, and execution infrastructure. A significant part of my career has been spent as a core developer on market-leading financial platforms — always with a focus on performance, reliability, and seamless integration with broker APIs, banking systems, and trading environments. My work includes building: • Automated strategy engines based on RSI, EMA, order flow, and price action • Market data pipelines from crypto and traditional exchanges (REST/WebSocket) • Trading bots and alert handlers for Binance, Bybit, Interactive Brokers, and TradingView • Real-time signal processors and execution bridges for end-to-end trading workflows All with an emphasis on robustness, low-latency, and production-grade quality. ✅ 15+ years of backend / full-stack development ✅ Expert in multithreaded C#/.NET systems ✅ Built and maintained bots, strategy engines, and alert infrastructure ✅ Solid understanding of indicators, backtesting, and execution logic ✅ Code tailored for high-performance, real-time environments Let’s build powerful tools for your trading workflow.
    Featured Skill API Integration
    Quantitative Finance
    Pine Script
    TradingView
    Cryptocurrency
    Financial Trading
    Python
    QuickFIX
    Trading Strategy
    Trading Automation
    NinjaTrader
    Web API
    Algorithm Development
    .NET Framework
    C#
  • $40 hourly
    • 4.9/5
    • (85 jobs)
    With over a decade of hands-on experience, I deliver high-performance, scalable, and intelligent solutions that drive business growth. Whether you're looking to build a robust web application, setup/grow your e-commerce business, or integrate AI/ML capabilities into your operations, I will bring a wealth of expertise to meet and exceed your expectations. What I do: ✓ Web Development: Expertise in PHP, Python, and Node.js for creating seamless, efficient, and secure applications. ✓ E-Commerce Specialist: From setting up a shop from scratch to customising themes and plugins, to ecommerce audit and consulting. ✓ AI/ML Solutions: I provide intelligent solutions that empower businesses with data-driven insights and automation. My projects range from predictive modeling and machine learning algorithms to custom AI solutions that give you a competitive edge. Key Skills & Expertise: - Backend Development: PHP, Python, Node.js, SQL, RESTful APIs - Frontend Development: HTML, CSS, JavaScript, React, Vue.js -E-Commerce: Shopware development, customization, API integration, consulting - AI & Machine Learning: Data preprocessing, predictive models, NLP, custom AI solutions - DevOps: Docker, CI/CD pipelines, AWS, GCP Why Me: ✓ Solutions-Oriented Approach: I am not just a coder. I goal is to provide solutions that fix your issues and improve your business. I believe in writing clean, maintainable code that scales with your business. ✓ E-commerce Expertise: Having worked extensively in the e-commerce industry, I understand the nuances of online business and the importance of delivering a smooth customer experience. ✓ AI/ML for Real Business Impact: I demystify AI and deliver solutions that are practical, efficient, and effective, tailored to solve your specific challenges. ✓ Clear Communication & Timely Delivery: I value transparent communication and am committed to delivering on time, every time. If you're ready to elevate your digital presence, enhance your e-commerce capabilities, or explore the potential of AI/ML, let's discuss how we can turn your vision into reality.
    Featured Skill API Integration
    Ecommerce Website
    Django
    Laravel
    Trading Automation
    React
    Shopware
    Web Design
    PHP
    Symfony
    Ecommerce Website Development
    Machine Learning
    TensorFlow
    Natural Language Processing
    Python
  • $30 hourly
    • 4.5/5
    • (26 jobs)
    Hi! 👋 I’m Lusine, a results-driven Project Manager with a strong foundation in marketing and tech. I specialize in leading cross-functional teams, optimizing processes, and ensuring seamless project execution from planning to delivery. With 2+ years of experience in project management and a background in web development and UX/UI design, I bridge the gap between technical and business teams, ensuring smooth collaboration and high-quality outcomes. What I bring to the table: ✅ Project Planning & Execution – Managing multiple projects efficiently from initiation to launch, ensuring timely delivery. ✅ Clear Communication – Serving as the main point of contact, aligning stakeholders, and keeping clients informed. ✅ Cross-Functional Team Leadership – Coordinating between UX/UI designers, developers, and marketers for a seamless workflow. ✅ Process & Workflow Optimization – Implementing structured workflows to boost efficiency and resource allocation. I take a proactive, solutions-driven approach to project management, ensuring that every project is executed smoothly and exceeds expectations. Let’s connect to discuss how I can help drive your next project to success! 🚀
    Featured Skill API Integration
    Agile Project Management
    Scrum
    Cross Functional Team Leadership
    Product Management
    Project Management
    Elementor
    CSS 3
    HTML5
    JavaScript
    UX & UI Design
    Logo Design
    Brand Strategy
    WordPress
    Marketing Strategy
  • $26 hourly
    • 5.0/5
    • (11 jobs)
    🎓 8+ years of experience 🏆 Senior Full-stack developer 🌟 TOP RATED PLUS Freelancer 💯 100% JOB SUCCESS 💼 200+ Successful Projects I'm a professional 𝐏𝐇𝐏/𝐋𝐚𝐫𝐚𝐯𝐞𝐥 and 𝐍𝐨𝐝𝐞.𝐣𝐬 Specialist with excellent front-end skills using 𝐕𝐮𝐞.𝐣𝐬 and 𝐑𝐞𝐚𝐜𝐭.𝐣𝐬 frameworks. ✔️ 𝗨𝘀𝗲𝗿 𝗜𝗻𝘁𝗲𝗿𝗳𝗮𝗰𝗲: (HTML5/CSS3/JavaScript/Typescript/Vue.js/Vuex/React.js), ✔️ 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗟𝗼𝗴𝗶𝗰: (PHP, Node.js, Laravel, Eloquent Model, MVC architecture, OOP, RESTful API, 3rd party web services), ✔️ 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗺𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁: (MySQL, PostgreSQL, MongoDB), ✔️ 𝗦𝗲𝗮𝗿𝗰𝗵 & 𝗦𝗶𝗺𝗶𝗹𝗮𝗿𝗶𝘁𝘆 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀: (Elasticsearch for full-text search, and Faiss for fast, efficient similarity search). I feel I'm highly skilled in each layer of development and I also have a great deal of infrastructure experience to deploy, secure, and maintain an application. I have worked extensively with 𝐀𝐏𝐈𝐬 in a variety of situations. I have created APIs for other services to consume, and I have worked with a wide variety of public and private APIs including 𝘄𝗲𝗮𝘁𝗵𝗲𝗿, 𝗳𝗶𝗻𝗮𝗻𝗰𝗲, 𝘁𝗿𝗮𝗳𝗳𝗶𝗰, 𝘀𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗮𝗻𝗱 𝗲𝗖𝗼𝗺𝗺𝗲𝗿𝗰𝗲 API services. 🚀 𝗟𝗲𝘁'𝘀 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗲𝘅𝗰𝗲𝗽𝘁𝗶𝗼𝗻𝗮𝗹 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿! Feel free to contact me to learn more about my work. Thanks, 👨‍💻
    Featured Skill API Integration
    Redux
    React Native
    React
    MongoDB
    Tailwind CSS
    Laravel
    PHP
    Vuex
    Vue.js
    Node.js
    RESTful API
    Custom PHP
    MySQL
    JavaScript
  • $22 hourly
    • 5.0/5
    • (3 jobs)
    I'm a full-stack engineer with over 12 years of experience in web development, managing all aspects of the development process. I worked on 50+ projects and solved complex business problems in various industries including marketing, healthcare, eCommerce, real estate, and car insurance. I have consistently saved costs while increasing profits. I'm ready for an opportunity to use my skills to grow your revenue exponentially. ⭐ Languages ✔️ PHP ✔️ ECMAScript (ES6) ✔️ GraphQL ✔️ JavaScript ✔️ Node.js ✔️ C++ ✔️ C#, ✔️ SQL ✔️ Python ✔️ Ruby ✔️ TypeScript ⭐ Frameworks ✔️ Laravel ✔️ Symfony ✔️ Yii ✔️ CakePHP ✔️ CodeIgniter ✔️ Zend Framework ✔️ Phalcon ✔️ Slim Framework ✔️ FuelPHP ✔️ PHPPixie ✔️ Express.js ✔️ Django ✔️ Angular.js ✔️ Vue.js ✔️ Nuxt.js ✔️ React.js ✔️ Next.js ⭐ Libraries/Plugins/APIs ✔️ Bootstrap ✔️ Tailwind CSS ✔️ Material UI ✔️ Vuetify ✔️ jQuery ✔️ Axios ✔️ Vue-router ✔️ Vuex, ✔️ Vue Material ✔️ React Router ✔️ React Redux ✔️ Redux Form ✔️ Redux-saga ✔️ Material 2 ✔️ Socket.IO ✔️ Facebook API ✔️ Twitter API ✔️ Google API ✔️ Ruby on Rails API, ⭐ Tools ✔️ Cucumber ✔️ Amazon Virtual Private Cloud (VPC), ✔️ Bundler ✔️ AWS SES, ✔️ Webpack ✔️ Pytest, ✔️ RSpec, ✔️ Git ✔️ Capistrano ✔️ VS Code ✔️ AWS ECS ✔️ AWS SDK ✔️ Amazon SQS, ✔️ Slack ✔️ GitLab ✔️ GitHub ✔️ Bitbucket ✔️ CI/CD ✔️ Sentry ⭐ Platforms ✔️ MacOS ✔️ Red Hat Linux ✔️ AWS Lambda ✔️ Docker ✔️ Firebase ✔️ Ubuntu ✔️ Windows ✔️ Linux ✔️ Amazon Web Services (AWS) ⭐ Storage ✔️ PostgreSQL ✔️ MySQL ✔️ Elasticsearch ✔️ MongoDB ✔️ Redis ✔️ AWS DynamoDB ✔️ Datadog ✔️ Oracle ✔️ SQLite ✔️ IBM Db2 ✔️ Microsoft SQL Server ✔️ Google Cloud Datastore ⭐ Other ✔️ Styled-components, ✔️ Serverless, ✔️ Enzyme ✔️ Apollo ✔️ TSLint ✔️ ESLint ✔️ Bitcoin ✔️ Ethereum Smart Contracts ✔️ Monorepos
    Featured Skill API Integration
    React Native
    ExpressJS
    React
    TypeScript
    Elasticsearch
    MongoDB
    ChatGPT
    Custom PHP
    Vue.js
    JavaScript
    MySQL
    PHP
    Laravel
    Node.js
  • $31 hourly
    • 4.9/5
    • (40 jobs)
    I'm a seasoned Software Engineer with over 10 years of industry experience. My expertise spans a broad spectrum of web application development languages and technologies, including: -C# (ASP.NET, ASP.NET Core, Web Forms, WPF, ASP.NET MVC, Web API, MS SharePoint Development/Administration) - PHP, with proficiency in WordPress (theme development/customization, plugin development/customization) -Database Management with MS SQL, MS SQL Server, MySQL, and SSIS -Front-end Development using JavaScript, AngularJS, Angular2+, jQuery -Proficient in HTML/HTML5, CSS/CSS3, and Bootstrap In addition to my technical skills, I have extensive experience with version control systems including Git, Mercurial, and Team Foundation Server (TFS), enabling efficient collaboration and code management. Furthermore, I'm well-versed in Scrum and Agile methodologies, ensuring efficient project management and delivery. I pride myself on being creative, easy-going, and adaptable, while maintaining a strong work ethic. Fluent in English, communication with me is seamless and efficient. Don't hesitate to reach out—I'm here to bring your projects to life.
    Featured Skill API Integration
    SQL Server Integration Services
    Microsoft SharePoint Development
    .NET Framework
    ASP.NET Web API
    Microsoft SQL Server
    ASP.NET Core
    Angular
    ASP.NET MVC
    JavaScript
    jQuery
    HTML5
    AngularJS
    PHP
    C#
  • $33 hourly
    • 4.8/5
    • (79 jobs)
    Hello and welcome to my profile! I’m a front-end developer with over 5 years of hands-on experience building modern, responsive, and user-centered web applications using React.js, Next.js, Vue.js, Nuxt.js, and Tailwind CSS. My strong background in mathematics and logic allows me to translate complex formulas and data-driven interactions into clean, efficient code. Whether you're looking to build a new web app from scratch or improve an existing product, I’m here to help. ✅Full front-end builds using React, Next.js, Vue, or Nuxt ✅Pixel-perfect UI based on Figma or design systems ✅Modular and reusable component-based architecture ✅Advanced form logic, dynamic inputs, and real-time calculations ✅Responsive, accessible, and fast-loading interfaces with Tailwind CSS ✅Collaboration with back-end teams or integrating APIs (REST/GraphQL) I’m committed to delivering high-quality work, always meeting deadlines, and exceeding expectations. Let’s bring your ideas to life. I look forward to working together! Sincerely, Lusine
    Featured Skill API Integration
    Svelte
    GraphQL
    Node.js
    web3.js
    Laravel
    Next.js
    Tailwind CSS
    Bootstrap
    Vue.js
    Website Redesign
    React
    PSD to HTML
    Redux
    Responsive Design
  • $15 hourly
    • 5.0/5
    • (57 jobs)
    Salut ! I'm a former Computer Information System (CIS) Instructor. The CIS Tools has a crucial meaning for a business. They helps you to monitor and estimate either the state of each part of system or the state of entire system. Rationally distribute the resources between each nodes of a system. Analyze, evaluate and forecast the dominant trends. The main requirements for this sphere are: Autonomous ( independence, initiative, self motivated ... ) Versatility ( abstract-logical thinking, flexible, adaptive)
    Featured Skill API Integration
    Chart.js
    Mapbox
    jQuery UI
    Google Maps API
    MySQL Programming
    Leaflet
    React
    D3.js
    PHP
    JavaScript
    Bootstrap
    jQuery
    MySQL
    CSS
  • $120 hourly
    • 4.5/5
    • (23 jobs)
    • Upwork Top Rated PLUS with 100% Job Success score. Have an app idea? I can transform your idea into an amazing app in the App Store, I develop highly scalable blazing-fast apps designed for success. Previously, I've worked as a senior iOS engineer in tech unicorn startups and Fortune 500 companies. My passion and experience will ensure quality and peace of mind. Let's start with a quick 15-minute video call!
    Featured Skill API Integration
    Unit Testing
    VoIP Software
    Automation
    Socket Programming
    Mobile UI Design
    Mobile App
    CI/CD
    Minimum Viable Product
    iOS SDK
    Mobile App Development
    Swift
    Firebase Cloud Firestore
    iOS Development
    Firebase
    In-App Purchases
    Objective-C
  • $28 hourly
    • 4.9/5
    • (44 jobs)
    Passionate Shopify enthusiast with extensive experience in developing, customizing, and integrating Shopify stores, driven by a love for its ecosystem and the innovative solutions it enables for businesses. Specialized Shopify Expertise. ====================================== - Headless Shopify stores - Complete Shopify store setup - Custom Shopify theme design & development - Shopify API integrations (stock, prices, orders, metafields, fulfillment, supplier APIs, product syncing with variants, custom private/public apps) - Mobile-responsive Shopify designs - App installation & functionality customization - Existing Shopify store updates & optimization - Custom reporting for Shopify stores - Shopify payment system integration - Product variations & metafields management Shopify-Focused API Integrations: : ====================================== -Vendor API integrations (syncing supplier data, automating vendor updates, and managing vendor-specific metafields in Shopify) . -Supplier management automation (real-time stock updates, price syncing, and order routing to suppliers via Shopify API) -Warehouse management system (WMS) integrations (streamlining inventory, fulfillment, and shipping processes with Shopify) -Custom Shopify apps for dropshipping automation (seamless product imports, order fulfillment, and supplier communication) Ready to build any API integration with clear documentation. Technologies I Work With: ====================================== Frontend: HTML5, CSS3, SCSS, SASS, LESS, Tailwind CSS, jQuery UI, Bootstrap, JavaScript, smart responsive layouts Backend: Liquid (Shopify), PHP (Laravel), Go Frontend JS Frameworks: React, Next.js, Vue.js Let me help you elevate your Shopify store with tailored solutions and seamless integrations!
    Featured Skill API Integration
    Web Development
    Next.js
    Shopify Apps
    Tailwind CSS
    HTML5
    API
    Shopify
    Ecommerce Website
    Vue.js
    Laravel
    PHP
    Shopify Templates
    React
  • $35 hourly
    • 5.0/5
    • (7 jobs)
    I am a hardworking coder with extensive experience in web solutions and a strong successful development record. I build and maintain scalable web apps following UX/UI principles, TDD, and the best practices. Strong time management ability, skilled in most JavaScript technologies and meeting deadlines. Focus on the result and success of your business. My skill set includes and is not limited to: Front-end: HTML, CSS, SCSS, JavaScript, TypeScript, React Native, React/Redux/Thunk, Angular, jQuery. Backend: Node.js, Express, Firebase. DB: MongoDB, MySQL, PostgreSQL, Firebase Realtime Database, Firestore. Testing and other tools: Jest, webpack, Babel. Source Control: Git. I’m a fluent English speaker, so drop me a line and let’s see how I could help you to reach your goal.
    Featured Skill API Integration
    iOS
    Mobile App Development
    Android
    API
    Data Entry
    English
    React
    Python
    PHP
    CSS
    HTML
    JavaScript
    Web Design
    Web Development
  • $45 hourly
    • 5.0/5
    • (6 jobs)
    Over the last few years I've been building web and mobile applications using JavaScript. My experience includes multiple products, from simple websites to complex apps loaded with algorithms. My code is clean, pragmatic and testable since I stay tuned and follow the trends and use best practices. For a starting point, I always dive into the concept to understand the business goal and do my best to contribute to the design and the system scalability. Attentive to the detail and oriented towards requirements, I always work according to specifications, and don’t hesitate to place my suggestions based on the experience. If you consider my skills relevant for your job, you are welcome and let's get the ball rolling.
    Featured Skill API Integration
    Firebase
    React Native
    iOS
    Mobile App Development
    Android
    API
    English
    Web Design
    Node.js
    Landing Page
    React
    Python
    CSS
    HTML
    JavaScript
    Web Development
  • $40 hourly
    • 4.7/5
    • (5 jobs)
    I'm a full-stack web developer with hands-on experience in both server and client side. Good at theoretical knowledge but having practical mindset. Participated in projects of different scale, from simple websites to complex web apps loaded with mathematical algorithms. I can make any project responsive to any browser and device. Strong backend coding skills and knowledge of DevOps practices, serverless, microservice and monolithic architecture. Worked in startup environments with minimum directions and in large teams. Communicative, workaholic, results-achiever. -- What can I build for you? A web application, a desktop and a mobile responsive website, a progressive web app (PWA). -- What programming languages do I know? JavaScript, TypeScript, and also HTML5 and CSS3. -- What frameworks, libraries, and tools do you I use? Node.js, Express, React, Redux, MongoDB, PostgreSQL, AWS and many others. -- I can assist with: - сhoosing the right AWS service for the purpose - troubleshooting existing cloud applications (i.e. connectivity, scaling, performance issues) - analysing cloud application for performance and cost-efficiency -- How good is my English? I have an IELTS certificate that proves I'm fluent in English. Let's talk and you'll see by yourself. -- Any other questions? Click the Invite button above and I'll be looking forward to having a conversation with you. I am genuinely interested in every project or idea and will be happy to share my suggestions with my potential client. My feedback is always based on my several years of real-life experience in the web development industry.
    Featured Skill API Integration
    AWS Lambda
    Node.js
    Data Scraping
    Landing Page
    React
    Mobile App Development
    Android
    API
    CSS
    HTML
    Data Entry
    JavaScript
    English
    Web Development
  • $60 hourly
    • 5.0/5
    • (61 jobs)
    With over 15 years of experience in web development, I am committed to delivering efficient, high-quality solutions tailored to your needs. I specialize in creating PHP and SQL-driven e-commerce websites, data analysis applications, and offer expertise in HTML/CSS, template coding, and various PHP frameworks such as Laravel, Codeigniter, Symfony etc. I'm also proficient with CMS platforms like WordPress, Magento, OpenCart, WooCommerce. As a developer who values thorough communication, I ensure every project is executed successfully and within the agreed timeframe. I have extensive experience in API integration and development, and I'm skilled at designing and optimizing SQL databases (PostgreSQL, MySQL). I thrive on solving complex bugs and issues, viewing each challenge as an opportunity to deliver excellent results. I also enjoy roles in project management, focusing on aligning technical capabilities with business goals. Let's collaborate to bring your vision to life with a reliable, dedicated partner you can trust for your long-term projects. Feel free to check my job history for feedback from satisfied clients. Laravel expert, laravel developer, php expert, php backend developer, api developer, performance improvement, queries optimization, php development, api developmnet, bugs fixing, debugging
    Featured Skill API Integration
    Performance Optimization
    Database Administration
    Stripe API
    API
    Database
    SQL
    Git
    Laravel
    JavaScript
    PHP
    PostgreSQL
    HTML
    AJAX
    MySQL
  • $67 hourly
    • 5.0/5
    • (12 jobs)
    10 years of experience in software development. As Team Leader I was able to build complicated solution for aviation industry. My mission is not just to build high-performance robust software, but also to care about user experience. Python Development: Django + Rest Framework, FastAPI, scalable and high-loaded systems, PostgreSQL and database management: replication, perfomance analytics and optimization, jsonb and flexible schema DevOps: CircleCI, Travis Ci, Jenkins experience. CI/CD pipelines, Digital Ocean. I can organize comfortable and fast feature delivery for users. Frontend Development: ES6, React, Redux, LESS/SASS, HTML5, CSS3, JS, Webpack, Vue.js. I care about UI/UX and can build outstanding interfaces for myself. Flight Operations: scheduling, FAA regulation and legality, reporting, etc
    Featured Skill API Integration
    PostgreSQL
    IT Project Management
    AWS Lambda
    Python
    DevOps
    Django
    Front-End Development
    Docker
    Vue.js
    HTML5
    React
    CSS 3
    LeSS Framework
  • $45 hourly
    • 5.0/5
    • (3 jobs)
    Are you looking for a team of seasoned experts to help bring your software ideas to life? Look no further than our highly accomplished team of IT professionals! With years of experience in every facet of software development, we're passionate about delivering exceptional solutions from ideation to publication. Our portfolio speaks for itself, with hundreds of successful projects delivered to satisfied clients from all corners of the world. From tiny startups to top-tier enterprises, we're committed to helping businesses of every size achieve their software development goals, all while working within their budgets. Whether you're looking to maintain your solution or develop cutting-edge applications for iOS, Android, or the web, our team has got you covered. We're passionate about technology innovation and are constantly exploring new ways to push the boundaries of what's possible. At the heart of our mission is a commitment to delivering end-to-end digital solutions of the highest quality, building trust with our clients through our advanced care, rich practices, and ever-growing competency. The technologies we leverage for crafting full-fledged solutions are the following but not limited to: ✔ Cross-platform mobile development: Kotlin Multiplatform (KMM), Compose Multiplatform; ✔ Native iOS and Android development: Swift, Objective-C, Kotlin, Java; ✔ Web development: Angular, JavaScript, Typescript, React.js, HTML5/CSS3; ✔ Server-side: Node.js, PHP, Java, Kotlin. Managing a large portfolio of apps is no easy task, but our team has the experience, technical excellence, and team spirit needed to make your vision a reality. So whether you're dreaming of building a brand-new app from scratch or improving an existing one, we're here to help you every step of the way. Let's build something great together!
    Featured Skill API Integration
    UIKit
    SwiftUI
    Native App
    Mobile App
    Android App Development
    iOS Development
    Swift
    Kotlin
    UI/UX Prototyping
  • $50 hourly
    • 5.0/5
    • (19 jobs)
    My backend services helped my clients rise their businesses including companies like Renderforest, Zoner.fi/Upcloud, Caroma.au, Squire and etc. 🏆 5+ years in application architecture design 🥇 My clients are growing their businesses and I help them rise! Some of their quotes that I love: ● "Squire is progressing! He powered our mobile app in an extremely short period of time!" ● "We are extremely happy with his top-tier expertise and highly recommend his services!" ● "Great contractor who helped our Hirenest company a lot! Recommended!" ● “He has been a huge help for our Zoner.fi/Upcloud project!” Working with me, you will ★ Stop struggling with messy architecture, code ★ Put your best foot forward to having a stable and progressing application ★ Work with an experienced engineer to win business and even save money by taking my high-quality work and reusing it in your next projects My clients have a LOT to say about me: ✅ Master at his craft! Having worked with him personally, I can assure his skills do not finish at backend engineering. ✅ Designed an architecture and developed the backend in an extremely short time. He is very responsible, productive and demonstrated attention to details. ✅ He offered some clever suggestions for our implementation which helped us create a better product. ✅ He has been able to solve many problems and thinking of new solutions for any issues independently without need for additional guidance.
    Featured Skill API Integration
    App Design
    Business Logic Layer
    Database Design
    Stripe
    API Development
    MongoDB
    ExpressJS
    PostgreSQL
    TypeScript
    Redis
    JavaScript
    Node.js
    SQL
    Microservice
  • $35 hourly
    • 5.0/5
    • (79 jobs)
    ✅4+ years of experience in WordPress Development for different business areas. 👑 Top Rated My Skills: ✔ Building functional, beautiful and responsive WordPress websites; ✔ Setup and customizing WordPress Themes (HTML, CSS, JS, PHP); ✔ PSD / Sketch / HTML to Wordpress; ✔ WordPress Custom Theme Development; ✔ Experienced with WP Bakery (Visual Composer), Divi Builder, Elementor Pro, Thrive Architect. ✔ WordPress upkeep, edits, troubleshooting; ✔ WooCommerce ✔ ACF Pro (Advanced Custom Fields) ✔ Contact Form 7 ✔ MailChimp, Klaviyo ✔ CDN, Speed Optimization Why should you work with me? I guarantee: ➤ A trusted extension to your team of professionals ➤ An intuitive and personable working experience ➤ A fast go-to-market with professional results Don't hesitate to contact me, let's discuss your project. Keywords: WordPress, Custom theme development, ACF, Advanced Custom Fields, JavaScript, jQuery, PHP, PHP frameworks, MySQL, HTML, CSS, convert PSD, or Sketch Mockup into HTML/CSS, SASS/LESS, Bootstrap, web development, app development, responsive web design.
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  • $30 hourly
    • 5.0/5
    • (11 jobs)
    Are you looking for a full-stack developer proficient in Python and JavaScript frameworks? I’d love helping you. For over 6 years I’ve been building web apps that handle huge amounts of data to serve various business purposes. My professional interests include data analysis, parsing, scraping, and natural language processing. E.g., I studied and applied Natural Language Toolkit (NLTK) when earning my Master's degree. Do you think your project will require such expertise? I’ll share my opinion on what technologies to choose and give you my estimates on the project cost and timeline. I speak and write good English. I'll be able to communicate with you clearly and available for voice calls as needed. You might have seen my open-source contributions on the web. I'm a keen Python Package Index contributor and one of my packages got major attention from the dev community. List of the technologies I’m experienced with: Server Side: Node.js, Express, Python, Django, Flask, nginx, AWS, Heroku, DigitalOcean, uWSGI. Front-End: JavaScript, React, AngularJS, jQuery,. Databases: MongoDB, MySQL, PostgreSQL, SQLite, Redis. Project management: Jira, Trello, Pivotal Tracker, GitHub Issue Management. Build and continuous integration tools: Jenkins, Socket.io, Mocha.js, Chai.js, webpack, Babel. Source Control: Git. Let’s build a great product together.
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  • $30 hourly
    • 4.7/5
    • (22 jobs)
    ☀ Regardful Python developer ☀ 9+ years of IT experience ☀ Degree in Computer Science ☀ Master of workarounds ☀ Forced to earn money by IT development in order to continue playing the violin. 🎻 I'm mainly engaged in: • Backend / Web services; • Processes automation; • Web Scrapers; • API integrations; • Chatbots. 👨🏻‍💻 HARD SKILLS • Program languages: Python, JavaScript, C#, PHP; • Scraping: Selenium, BeautifulSoup, Scrapy; • Databases: MySQL, PostgreSQL, SQLite, MongoDB; • Web frameworks: Django, Flask, FastAPI; • Project management: Notion, Jira, Trello, Todoist. • RESTful apps & Google APIs expert. 😻 SOFT SKILLS • Strong problem-solving and analytical skills; • Critical thinking, patience, attention to detail; • Emphatic listener and persuasive speaker; • Well-developed skills in prioritizing, organization; • Decision making, time management, and verbal/written communication skills; • Holland code: AIE
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  • $18 hourly
    • 5.0/5
    • (10 jobs)
    I’m an Mobile and WEB full stack Developer For last 10 years, I am working as a mobile and web developer I have a solid knowledge in PHP, Ionic, NodeJS. The tools in which I am experienced enable me to create app from scratch and to write app on the PHP frameworks(Laravel, Zend, etc..), Ionic framework, Phonegup, NodeJS(experss, sails). I prefer to work with PHP and NodeJS as they give me a big library of useful functionality.
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  • $25 hourly
    • 5.0/5
    • (7 jobs)
    💻 Senior Full Stack Developer | Ruby on Rails • Vue.js • AWS • Scalable Web Apps I'm a full stack developer with over 8 years of hands-on experience building modern, reliable, and scalable web applications. I specialize in Ruby on Rails for backend development and Vue.js or React on the frontend, with a strong focus on clean architecture and high-quality code. I’ve worked on everything from early-stage MVPs to production-ready platforms used by thousands of users. I'm comfortable working independently or as part of a distributed team, and I thrive in fast-paced environments where flexibility and clear communication are key. What I can help you with: ✅ Full stack web development (Rails, Vue.js, React) ✅ REST APIs, database design, and backend logic ✅ Frontend development with responsive UI and component libraries ✅ AWS services (S3, EC2, CloudFront) and cloud infrastructure ✅ Writing automated tests (RSpec), debugging, and optimization I value clean code, thoughtful design, and getting things done efficiently. If you're looking for someone who can take ownership of features and bring technical ideas to life — let's connect.
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  • $20 hourly
    • 5.0/5
    • (8 jobs)
    About me: Worked as Python Developer \ Programmer in startup "Cognitive LLC" which works on neural networks and AI. I have written web API's for AI responses, containerized applications, i have also written fast-working scripts solving specific tasks. Working as Python Developer \ Programmer in startup "DATALITE LLC" which works on projects based on Back-end, Front-end, AI, and other projects depending clients requests. Study: Russian-Armenian University | 09.2021-ongoing Physmath School | 09.2015-05.2020 Usum School | 09.2009-05.2015 Skills: Optimization, Mathematics, Python, Linux, Django, Django-Rest-Framework, Celery, Redis, Rabbitmq-server, Telethon, Docker, Flask, Flask-Restplus, SQLAlchemy, SQL, SQLite3, PostgreSQL, BalenaCLI, Git, Jetson Nano, Jetson Xavier, HTML, CSS. Languages: Eng: C1 Rus: native Arm: native Some Projects: --------------------------------------------------- Project: Amazon(fr,es,com,it)/Ebay Parser and API converter Firm: Freelance Role: Python Developer/Programmer Project details: Python project which parses Amazon and Ebay used and new products by Each ASIN, gets each low price and sends data to the website (prestashop) through API. Also script parses Bestsellers of each category and automatically edites in website threw XML data API requests. All data also have admin page with it’s graphical interface to make client’s work more comfortable. • Fix SQLAlchemy requests to SQL database. • Fix Prestashop XML data and send with API. • Fix Python-written parser from amazon and ebay to make it scrape more properly and make it not to loose any data. • Fix Amazon bestsellers parser and make it send, edit and show data properly in admin graphical interface and website (prestashop) Q\s: Python3, SQL, Linux, Git, API, XML, Prestashop, Flask, Flask-Restplus, HTML, CSS Project Name: Smart AAL JK UG Firm: CognitiveLLC Role: Back-end Developer Project Details: Developing an IOT device which makes lives of the elderly more secure and smart. The small devices are capable to recognize the danger like fire or if a person is unconscious. The devices can recognize the depth of any point of the room. This is used to recognize persons body proportions. Writing flask managing application for the data stream and access from Jetson Nano. Creating data base architecture for train and test data for the training of the depth AI. Writing a Docker Container where the Depth Recognition AI lives, making this container accessible for other Containers. Q\s: Python, OpenCV, Pytorch, Tensorflow, ImagePose, Balena, Jetson Nano, Cuda, Cudnn, Docker, Git Project: Google Image Downloader Firm: CognitiveLLC/Freelance Role: Python developer Project details: Google Image Downloader Script which makes easier for users to down- load images from Google by given searching string. User inputs the number of words he wants to search, then inputs the words and the limit of images he wants to download. Program then automatically downloads from Google Images. The program automatically creates directory by given search name and inserts all downloaded images into the current direc- tory also inserting into database download urls of downloaded images detecting same urls and not downloading same images. User can view the time of every downloaded image in terminal. User can refresh database or run the program with only one command. Image types which program install: .jpg, .png, .ico, .gif, .jpeg Q\s: Python3, SQL, Linux, Git Project: Telegram Channel Bot Firm: Freelance Role: Python developer Project details: Bot for Telegram Channel written on Python which gives a chance to a Telegram Channel Administration to automatically parse data from chosen Telegram Channels. Channel Administrator creates a bot in Telegram with @BotFa- ther after what he/she gets a Bot and adds to his/her channel. Administrator runs the program writing all the information to make program have access to the Telegram Bot. Administrator inputs names of telegram channels from which data needs to be parsed. Program works asynchronous which gives the possibility to in- stantly parse information from many telegram channels after what program automatically insert parsed data into Administra- tor’s Channel. The tracemalloc module is a debug tool to trace memory blocks allocated by Python. Telethon library gives a chance to interact Python script with Telegram also giving easy way to interact Telegram with SQL. Q\s: Python3, SQL, Telethon, Pillow, Linux, Git --------------------------------------------------- Etc. Many projects code are private as they were created for companies/clients who would like not to share the code of their project/script based on privacy. Github: github.com/anonymous203030
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  • $30 hourly
    • 5.0/5
    • (13 jobs)
    I'm a full stack web developer. I have more than 4 years of experience in developing complex web applications using Javascript, Typescript and Python. I can help you with creating B2C and B2B projects from inhouse systems like CRMs and HRMs to creating teaching platforms and marketplaces. It can be either creating complex backend servers, web frontend applications or even native mobile applications for iOS and Android. I am attentive to detail and love a good challenge. I also care about my work and write clean and testable code. Hard Skills: - HTML / CSS - Javascript & Typescript - Python - MySQL, PostgreSQL, MongoDB, Firestore - ReactJS and React-Native - NodeJS, ExpressJS, NestJs - Flask, Django - AWS, Google Cloud, Azure - TDD, unit and integration testing Soft Skills: - Fluent English speaker - Team player - Accountable and Open-Minded If you have any questions about my work or experience, feel free to ask!
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  • $30 hourly
    • 5.0/5
    • (4 jobs)
    Hi. I'm a software engineer. I'm working in IT area already 5 years. Now I'm working with javascript(frontend and backend) and know 3 frameworks(React.Js, Vue.Js, Ember.Js) from frontend very well and one(Express.Js) from backend. I can build architecture for the different projects and data structure with any difficulty.
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  • $25 hourly
    • 5.0/5
    • (17 jobs)
    Hi, I’m John — Your Business Growth Partner With over a decade of expertise in digital marketing, I specialize in SEO and PPC campaigns that deliver measurable results across Google Ads, Facebook Ads, and other paid platforms. Having successfully managed 100 + of accounts across diverse industries, I've developed a proven approach to maximizing ROI and enhancing online visibility for clients worldwide. I can help with Google & Facebook Ads campaigns creation and management which includes: ✔️Keyword research ✔️Ad group analysis ✔️Landing page optimization ✔️Ad copy creation ✔️Ongoing A/B testing ✔️Banner ad creation ✔️Contextual Display & Remarketing campaigns ✔️Full conversion tracking (For ROI tracking) …and more. I also have a decade of experience helping clients with search engine optimization (SEO). If you're looking to increase your organic traffic in a safe, natural, & effective manner - I can help steer your inbound marketing efforts with: ✔️WordPress design & development ✔️Content marketing ✔️Keyword research ✔️Local search optimization ✔️SEO site audit of on-page best practices ✔️Competitor analysis ✔️Email marketing ✔️Facebook/Instagram Ads ✔️Overall lead generation & conversion rate optimization (CRO) …and more. 📅 Click “Invite” or “Send a Message”, and I’ll get back to you as soon as possible.
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