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Carlos R.
$40/hr
100% Job Success
$10K+ earned
Available now
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I help startups, enterprises, and investors build scalable SaaS platforms, AI-powered applications, and high-performance FinTech systems that deliver measurable business results. With 5+ years of experience across the US, Europe, and Asia, I’ve successfully launched platforms in SaaS, trading, e-commerce, healthcare, and education, consistently turning ideas into profitable products. ✨ 𝑹𝒆𝒔𝒖𝒍𝒕𝒔 𝒀𝒐𝒖 𝑪𝒂𝒏 𝑬𝒙𝒑𝒆𝒄𝒕 • SaaS MVPs delivered in weeks, not months • Secure, multi-tenant architectures with Stripe & subscription billing • AI chatbots, RAG assistants, and multimodal agents integrated seamlessly • Real-time trading dashboards with sub-second latency • Clean, maintainable, production-ready code with full documentation 🤹‍♂️ 𝑪𝒐𝒓𝒆 𝑬𝒙𝒑𝒆𝒓𝒕𝒊𝒔𝒆 - SaaS Platforms • Multi-tenant SaaS, RBAC, subscriptions, analytics • Scalable dashboards, reporting, and workflow automation • Authentication: OAuth2, JWT, SSO, enterprise-ready security - FinTech & Trading Systems • Forex & crypto dashboards with real-time market data • Automated trading bots, copy-trading & risk management • Internal wallets, secure payments (Stripe, PayPal, crypto), reporting - AI-Powered Applications • AI chatbots & virtual assistants for sales & support • RAG pipelines for knowledge-based Q&A (PDFs, Google Drive, APIs) • AI-driven analytics, insights & personalization engines - Mobile Development • React Native & Flutter apps for iOS & Android • Push notifications, deep linking & in-app payments • Full App Store & Play Store deployment 🌟 𝑺𝒆𝒍𝒆𝒄𝒕𝒆𝒅 𝑷𝒓𝒐𝒋𝒆𝒄𝒕𝒔 • Trading Ecosystem for 20k+ Users → Built Prop Firm, AI Trading Analytics, Community & Wallet Infrastructure • Multi-Tenant SaaS MVP → Stripe billing, RBAC, admin dashboards & analytics • AI Knowledge Assistant → Chatbot pulling context from PDFs & Google Drive • Healthcare SaaS Platform → HIPAA-compliant telemedicine app with scheduling & chat • E-commerce SaaS → Automated order tracking & customer loyalty workflows 🏭 𝑰𝒏𝒅𝒖𝒔𝒕𝒓𝒊𝒆𝒔 𝑺𝒆𝒓𝒗𝒆𝒅 • FinTech & Trading – Dashboards, bots, algo-trading, payment integrations • Healthcare – Telemedicine, HIPAA-compliance, patient portals • E-commerce – Portals, loyalty tools, customer analytics • EdTech – Online tutoring platforms, student dashboards, onboarding • B2B SaaS – Role-based access, billing, workflow automation 👩‍💻 𝑻𝒆𝒄𝒉 𝑺𝒕𝒂𝒄𝒌 • Languages: JavaScript/TypeScript, Node.js, Python, HTML/CSS • Frontend: React, Next.js, Angular, Tailwind, MUI • Backend: Express, NestJS, Encore.ts, FastAPI, Django • Databases: PostgreSQL, Supabase, MongoDB, Redis • AI/ML: GPT-4/5, Claude, LangChain, RAG • Mobile: React Native, Flutter • Payments: Stripe, PayPal, Crypto • Cloud/DevOps: AWS, GCP, Vercel, Docker, Kubernetes, CI/CD 🌍 Bilingual in Spanish & English – enabling seamless collaboration with global teams across time zones. ✅ If you need a SaaS platform, AI-powered app, or FinTech solution, I’ll help you go from idea → MVP → scale with the right architecture, clean code, and scalability!!!
$50/hr
100% Job Success
$5K+ earned
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I’m a senior talent partner with deep experience scaling high-growth startups and building world-class teams inside some of the most recognisable tech companies. I’ve led recruiting for Instagram and the Metaverse team in London, and prior to that I headed up hiring at Twitter in London, where I helped build Software Engineering, Mobile, Product, and Design teams from the ground up. Alongside big tech, I’ve scaled startups at different stages of growth, including General System, Attio, Kittl, Presence, Scoreplay, Elliptic, and Sphere. This mix of hyper-growth startup environments and large, complex organisations has given me a practical, hands-on understanding of what it takes to hire well, move fast, and build sustainable teams. I specialise in end-to-end recruiting and talent strategy, from advanced sourcing using LinkedIn Recruiter and other platforms, through to hiring for highly technical roles such as Software Engineers (Frontend, Backend, Full Stack) and Machine Learning Engineers. I also work closely with founders and leaders to improve internal hiring processes, reduce time-to-hire, and design effective interview frameworks. Beyond hiring, I support candidates and companies with CV writing, FAANG interview preparation, job description writing, career coaching, and employer branding. I’m always happy to chat—feel free to drop me a note and we can set up a call anytime.
Muhammad Usman R.
$30/hr
100% Job Success
Available now
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I'm an experienced 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 and 𝐆𝐞𝐧𝐞𝐫𝐚𝐭𝐢𝐯𝐞 𝐀𝐈 specialist with a background in 𝐃𝐚𝐭𝐚 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 with extensive experience in designing and implementing end-to-end AI and ML solutions. My expertise spans various industries, and I've worked with multi-national teams to deliver innovative solutions. 🌎🏆 Are you looking to optimize your data engineering pipelines or leverage advanced machine learning for real-world impact? Need assistance in designing and deploying robust AI and ML solutions in your business environment? Let's connect and transform your ideas into actionable outcomes. 🔧💻✨ ✔️Core Services ✅ Generative AI and Large Language Models (LLMs)🤖 • Proficient in AutoGen and GPT-3.5-turbo for a range of generative AI applications, from code generation to task automation. • Experienced in creating multi-agent frameworks, conducting reinforcement learning with human feedback (RLHF), and integrating document processing and analysis with tools like ChatGPT and Langchain. • Skilled in designing complex workflows, implementing custom prompts, and exploring parameter-efficient fine-tuning techniques to optimize LLM performance. ✅ Machine Learning and Predictive Analytics📊 • Built ML models for sales forecasting, financial analysis, and other predictive tasks. • Strong background in PySpark and ML algorithms like Prophet and SARIMAX. • Used Google BigQuery, Google Dataproc, and Apache Airflow for orchestration in various projects. ✅ Data Engineering and ETL Pipelines 🔄 • Specialize in designing, optimizing, and migrating ETL pipelines using Azure Data Factory, Databricks, Google Cloud Platform (GCP), and more. • Extensive experience in large-scale data transformation and efficient data flow. ✅ Chatbot Development💬 • Design and deploy intelligent chatbots integrated with various data sources or APIs to enhance customer engagement and streamline business processes. ✅ Custom Python Scripting and APIs 🐍 •Develop custom Python scripts and APIs to interact with databases, AI models, and other software systems, enabling seamless automation and integration with existing workflows. 𝐔𝐧𝐢𝐪𝐮𝐞 𝐂𝐨𝐦𝐩𝐞𝐭𝐞𝐧𝐜𝐢𝐞𝐬: 𝐏𝐚𝐫𝐚𝐦𝐞𝐭𝐞𝐫-𝐄𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐭 𝐅𝐢𝐧𝐞-𝐓𝐮𝐧𝐢𝐧𝐠 (𝐏𝐄𝐅𝐓) ⚙: I have expertise in advanced LLM techniques, including fine-tuning, chain-of-thought prompting, and reinforcement learning with human feedback (RLHF). 𝐀𝐈-𝐁𝐚𝐬𝐞𝐝 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 ⚡: I can help you automate business processes and boost efficiency using AI and ML techniques. 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡, 𝐂𝐨𝐧𝐬𝐮𝐥𝐭𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 🔬: I offer expert guidance and hands-on development in AI and ML, focusing on delivering practical solutions to real-world challenges. 𝐋𝐞𝐭'𝐬 𝐂𝐨𝐧𝐧𝐞𝐜𝐭: 💡 If you're interested in exploring the potential of AI, data engineering, or machine learning for your business, I'd love to hear from you. Let's discuss your requirements and create tailored solutions to meet your unique needs. Together, we can drive innovation and transform your vision into reality. #MachineLearningEngineer #GenerativeAI #LLMDeveloper #ChatGPTExpert #AutoGen #Langchain #AIConsultant #OpenAI #NLPDeveloper #RLHF #FineTuningLLMs #FreelanceAI #RemoteMLJobs #HireMachineLearningEngineer #AIExpertForHire #FreelanceDataEngineer #RemoteAIProjects #HireLLMExpert #AvailableForFreelance #AIAutomation #AIForBusiness #FintechAI #AIInHealthcare #PredictiveAnalytics #RealEstateAI #SalesForecastingAI #CustomAIDevelopment #AIChatbots #AIInnovation #TechFreelancer #AIProject #PythonDeveloper #FreelancerLife #DataScience #ArtificialIntelligence #TechConsultant #NextGenAI #BuildWithAI
Oleg G.
$10/hr
100% Job Success
$100K+ earned
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I am a seasoned software developer with over 10 years of experience specializing in Backend and Full-Stack development. I pride myself on my excellent problem-solving skills and have a strong passion for writing clean and testable code. Clear communication is one of my strengths, making me a valuable team member in any software development project. Preferred Tech Stack: Backend: Java, Spring Boot, Thymeleaf, REST API, PostgreSQL, AWS, Linux, Tomcat, Nginx Frontend (Web): HTML, CSS, Sass, Javascript Frontend (Mobile): Flutter, Dart Cross-Platform: Flutter, Dart I am also proficient in the following technologies: Languages: Java, Scala, Groovy, Kotlin, Golang, JavaScript, TypeScript, Python, Dart, SQL Databases: PostgreSQL, MySQL, Oracle, Cassandra, MongoDB, SQLite, Neo4j Frameworks (Backend): Spring Boot, Spring Security, OpenAPI, Kafka, Zookeeper, Grails Frameworks (Frontend): Angular, React, Flutter, jQuery, Bootstrap Security: Spring Security, OAuth, JWT Technologies: HTML, CSS, JSON, XML, REST API API: REST API, OpenAPI, Swagger Messaging: Kafka, ActiveMQ, RabbitMQ Search: ElasticSearch, Lucene, Kibana Logging: ElasticSearch, Logstash, Kibana Cloud Providers: AWS, Google Cloud Testing: JUnit, Mockito, TestNG, Selenium, Cucumber, Katalon Studio Development Tools: Intellij IDEA, VSCode, Android Studio
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DGTeam Agency
$70K+
earned
$30/hr
100% Job Success
$30K+ earned
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I am Nitesh, Having Bachelor degree in Computer Science and Oracle Certified Java Professional. Recently i started working as independent consultant, before that i worked for top IT company like Accenture, KPMG, Amdocs & Oracle. More than 13 years of experience in Software development and specialised in Backend development and Designing/Architecting solutions for enterprise. I am very strong in developing Micro-services/Event driven & Cloud native backend using Spring Boot, Quarkus, AxonIQ & Google app engine framework. I worked as back-end engineer for many project so good in collaborating, leading front-end/mobile developer for integrating with API. Also worked on TCP/UDP, Java NIO socket, Websocket programming heavily so well aware of reading and writing data from socket client, concurrency and multi-threading. I worked for EV charge process monitoring application and integrated with eRoaming platforms like Hubject so strong knowledge in EV domain with Event driven programming using Spring Boot, AxonIQ framework and AWS MQTT. Worked on integrating OpenAI, Gemini, Anthropic & Deepseek API, Good experience in LangChain4j. Also worked on AI agents like OpenHands & Jule. Also worked on developing API for Video, Image analysis, Audio Transcription from video and many other AI features. Good in Agile methodology, working with remote teams, Scrum call, Sprint planning & DevOps practices. Use Docker, configure CI/CD pipelines for Github/Gitlab, AWS ECS, ECR and able to configure Kubernetes cluster. Also able integrate the metrics and logging using Prometheus, Grafana, Loki & AWS cloudwatch for any java project. I am also very good in desigining and developing Event driven systems and data integration across various application. I am solace certified solutions consultant and worked on various Messaging & event broker like - Solace, Apache Kafka, Rabbit MQ, ActiveMQ, AxonIQ, AWS SQS & MQTT. Good in migrating legacy system to microservices, OpenAI API integration, full-text search using Apache Lucene and Elastic Search. Worked on 3rd party integration like Facebook API, QuickBooks, PayPal, Visa, Stripe, Hubspot CRM, Weclapp ERP, Zoho CRM, SAP, Salesforce and many more third-party system. Excellent in cloud platform services like Google app engine, Google Cloud Function, gRPC, AWS Lambda, API Gateway, S3, EC2, ECS, ECR, RDS, MQTT, Cloudwatch, MSK, DynamoDB, Azure & Heroku . Key Skills: Java, Kotlin, J2EE, Spring MVC, Spring Boot, Spring Data, Quarkus, Hibernate/JPA, Web Services(SOAP,REST), Event Driven programming, AxonIQ, Rabbit MQ, Java Swing, JavaFx, TCP/UDP socket programming, Java NIO, Scala Play Framework, JUnit/Mockito, XML, Maven, Ant. Intermediate skills in GoLang, Scala, Python, C++, Salesforce Apex, SAP HANA DB, Google Big Query , full-text search using elastic search. Database- Oracle, MySQL/MariaDB, PostgreSQL, H2, Derby, Microsoft SQL Server, MongoDB, DynamoDB, Neo4J(GraphDB) These skills are not limited, i am able to learn any tech-stack and deliver result quickly. Thanks,
Hassam ul Haq J.
$35/hr
100% Job Success
$7K+ earned
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Full-Stack AI Engineer specializing in Next.js, FastAPI, and Agentic Workflows. I don't just build basic AI wrappers; I architect deep AI backends (RAG pipelines, multi-agent orchestration) and ship them as polished, production-ready full-stack applications. A few things I've built recently: At CompuFlair, I designed RAG pipelines over large Python codebases using ChromaDB and OpenAI embeddings, turning thousands of unstructured animation scenes into a semantically searchable knowledge base. I also built a LangChain tool that pulls from the YouTube Data API to detect content trends and auto-generate topic recommendations, which directly fed into the client's content strategy. For a client assessment, I built a multi-agent AI Visibility API : a Flask backend with three specialized agents handling query discovery, opportunity scoring, and content recommendations. Each agent runs against real SEO data, and the pipeline produces ranked, actionable output stored in PostgreSQL via SQLAlchemy. Earlier, I engineered a multimodal Instagram analyzer combining GPT vision, Whisper transcription, and context-aware comment generation deployed on AWS EC2, managing 10–15 accounts simultaneously. On the .NET side, I spent nearly two years as a backend developer at Star Healthcare Technologies, owning a full healthcare practice management system in ASP.NET Core : claims processing, billing workflows, SignalR real-time updates, Stripe payments, and background job scheduling with Hangfire across multiple enterprise clients. My background is in Physics (BSc, PIEAS), which means I'm comfortable with the math and the reasoning behind the systems I build, not just the frameworks. What I work on: LLM Applications & RAG Systems RAG pipelines with LangChain, ChromaDB, Pinecone, and pgvector, OpenAI and Anthropic API integrations, prompt engineering for structured JSON output, and multi-agent orchestration. AI Agents & Automation Agentic workflows using LangChain and LangGraph, tool-calling agents, pipeline orchestration with partial failure handling, and workflow automation via API integrations. Python Backend RESTful APIs in FastAPI and Flask, async Python, PostgreSQL, Docker, AWS EC2. .NET Backend ASP.NET Core, SignalR, Hangfire, SQL Server, Stripe API integrations — enterprise-grade systems with proper background job handling and real-time features. 100% Job Success Score. I ask the right questions upfront rather than delivering something that misses the brief. Message me with what you're building, and I'll give you a straight answer on whether I can help.
Priyanka T.
$20/hr
100% Job Success
$40K+ earned
Available now
Offers consultations
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🌐𝗪𝗲𝗯𝘀𝗶𝘁𝗲 𝗗𝗲𝘀𝗶𝗴𝗻𝗲𝗿 | 𝗠𝗼𝗯𝗶𝗹𝗲 𝗔𝗽𝗽 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 𝗔𝗜 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 𝗘𝘅𝗽𝗲𝗿𝘁 | 𝗪𝗼𝗿𝗱𝗣𝗿𝗲𝘀𝘀 | 𝗦𝗵𝗼𝗽𝗶𝗳𝘆 | 𝗙𝗹𝘂𝘁𝘁𝗲𝗿 | 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲 | 𝗪𝗲𝗯𝗳𝗹𝗼𝘄 | 𝗪𝗶𝘅 | 𝗦𝗾𝘂𝗮𝗿𝗲𝘀𝗽𝗮𝗰𝗲🌐 Hello, I am an expert in website design, mobile app development, and AI-powered solutions for businesses that want a strong digital presence and scalable technology solutions. My focus is on building modern, fast, user-friendly websites and mobile applications that help companies attract customers, automate processes, and grow their business. With over 10 years of experience in web and mobile development, I have worked with startups, entrepreneurs, and established companies to create business websites, eCommerce stores, SaaS platforms, mobile apps, and AI-driven solutions. I combine creative design, clean development, and AI technology to deliver products that are visually appealing, technically reliable, and built for growth. 🚀 What I Can Help You With • Custom Website Design & Development • WordPress Development (Elementor, Custom Themes) • Shopify Store Development & eCommerce Solutions • Website Redesign & Performance Optimization • Landing Page Design & Development • Web Applications & SaaS Platforms • Mobile App Development (iOS & Android) • Cross-Platform App Development • AI Chatbots & AI Assistants • AI-Powered Business Automation • API Development & Third-Party Integrations • CRM, ERP & Custom Business Systems Every solution I build is responsive, scalable, SEO-friendly, and optimized for performance. 📱 Mobile App Development • Flutter Development • React Native Development • iOS App Development • Android App Development • On-Demand Apps • Ride-Hailing Apps • Food Delivery Apps • Healthcare Apps • Real Estate Apps • Marketplace Apps • GPS & Location-Based Applications • Subscription-Based Mobile Apps 🤖 AI & Automation Solutions • AI Chatbot Development • OpenAI / ChatGPT Integration • AI Customer Support Systems • AI Content Generation Tools • AI Workflow Automation • AI-Powered SaaS Platforms • Machine Learning Integrations • Voice AI Solutions • AI Agents & Virtual Assistants 💻 Technologies & Platforms Website Platforms WordPress • Shopify • Webflow • Wix • Squarespace • Framer Frontend Development HTML5 • CSS3 • JavaScript • React • Next.js • Vue.js Backend Development PHP • Laravel • Node.js • Express.js • REST APIs Mobile Development Flutter • React Native • Swift • Kotlin AI Technologies OpenAI • ChatGPT • Claude • Gemini • AI APIs • Automation Tools Design Tools Figma • Adobe XD • UI/UX Design • Prototyping 🎯 Industries I Work With E-commerce • SaaS • Healthcare • Real Estate • Education • Travel & Tourism • Logistics • FinTech • Startups • Local Businesses • Marketplaces ⭐ Why Work With Me ✔ 10+ Years of Website & Mobile App Development Experience ✔ Modern UI/UX Design with Conversion-Focused Approach ✔ AI-Powered Business Solutions & Automation Expertise ✔ Clean, Scalable & Secure Development Practices ✔ SEO-Friendly & Performance-Optimized Solutions ✔ Clear Communication & Reliable Project Delivery ✔ Long-Term Technical Support & Maintenance My goal is to build websites, mobile apps, and AI-powered solutions that not only look great but also help businesses scale, automate operations, and achieve measurable growth. 📩 Let’s Work Together If you need a Website Designer, Mobile App Developer, AI Specialist, WordPress Developer, Shopify Expert, or Full-Stack Development Partner, feel free to send me a message and discuss your project. Best Regards, Priyanka
𝗭𝗼𝗽𝘁𝗮𝗹® Expert-Vetted Talent🏅
Associated with
𝗭𝗼𝗽𝘁𝗮𝗹® Expert-Vetted Talent🏅
$1M+
earned
$22/hr
100% Job Success
$40K+ earned
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⚡️𝟏𝟎𝟎% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 ⚡️𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 ⚡️𝐉𝐚𝐯𝐚 𝐄𝐱𝐩𝐞𝐫𝐭 ⚡️𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐄𝐱𝐩𝐞𝐫𝐭 Are you ready to dive into the world of 𝐫𝐨𝐛𝐮𝐬𝐭, 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞, 𝐚𝐧𝐝 𝐮𝐬𝐞𝐫-𝐜𝐞𝐧𝐭𝐫𝐢𝐜 𝐚𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬? Look no further! With over 15+ years of hands-on experience, I'm here to craft software that exceeds your expectations at every turn. 🔧 Technical Expertise: On the backend, I'm a maestro with Java EE/Spring Boot, building servers that are as sturdy as a fortress. Wrangling databases is my forte; SQL is my language, and MySQL, PostgreSQL, and Oracle are my playgrounds. Frontend? Piece of cake! I whip up sleek interfaces using HTML5, CSS3, and dance with JavaScript frameworks like Angular and React. 🏢 Industry Expertise: Finance, e-commerce, healthcare, telecommunications – you name it, I've been there! I know the ins and outs of various industries like the back of my hand. Need secure payment gateways, HIPAA-compliant apps, or turbocharged telecom systems? I've got you covered! 🌟 Why Me? I don't just meet expectations; I exceed them. My commitment to excellence knows no bounds. Collaboration is my middle name. I'm all about teamwork, communication, and getting things done. I live and breathe innovation. Staying ahead of the curve is my jam, ensuring your projects are always cutting-edge. 💼 Let's Collaborate: Ready to elevate your digital presence and drive business growth? Let's team up and make magic happen! Your vision, my expertise – together, we'll create something truly extraordinary. Let's make your next project a resounding success! 🎉 𝗕𝘂𝘇𝘇𝘄𝗼𝗿𝗱𝘀: Full-Stack Development | MERN Stack | MEAN Stack | React.js | Vue.js | Angular | Node.js | Express.js | Next.js | Nuxt.js | RESTful APIs | GraphQL | MongoDB | MySQL | PostgreSQL | Firebase | Docker | Kubernetes | AWS | Azure | GCP | CI/CD | Agile Methodologies | TDD | BDD | DevOps | Microservices | Responsive Design | UX/UI Design | Web Applications | Progressive Web Apps | Single Page Applications | Serverless Architecture | Cloud Computing | Version Control | Git | Frontend Development | Front-End Development | Front End Development | Backend Development | Back-End Development | Back End Development | API Integration | Security Best Practices | Performance Optimization | Scalability | Cross-Platform Development | Mobile App Development | HTML | CSS | JavaScript | TypeScript | SASS | LESS | Bootstrap | Tailwind CSS | Webpack | Babel | SEO Optimization | User Authentication | Authorization | WebSockets | Real-Time Applications | Test Automation | Unit Testing | Integration Testing | End-to-End Testing | Code Review | Continuous Integration | Continuous Deployment | Technical Documentation | Software Architecture | System Design | Project Management | Collaboration Tools | Jira | Trello | Asana | Slack | Python | Django | Flask | Ruby | Ruby on Rails | PHP | Laravel | Symfony | Java | Spring Boot | Kotlin | Swift | Objective-C | C# | .NET | ASP.NET | VB.NET | Go | Golang | Rust | Elixir | C++ | C | Scala | Perl | Haskell | R | MATLAB | Julia | TensorFlow | PyTorch | OpenCV | Xamarin | Ionic | Apache | Nginx | Redis | Elasticsearch | RabbitMQ | Kafka | Jenkins | CircleCI | Travis CI
Austere Systems Limited
Associated with
Austere Systems Limited
$30K+
earned
Shahinur I.
$44.44/hr
100% Job Success
$400K+ earned
Offers consultations
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More than 21 years of experience on Java/JEE, PHP, C, C++, Perl, Shell Script, JavaScript MySql and Oracle technologies. An experienced Software Engineer/Architect with having strong R&D[Research & Development] background. Enjoy working on research based development, creating API/SDK, application framework and performance engineering, testing, code profiling, code optimizing, query optimizing, team and project managing. Experienced in designing Cloud computing/service, Semantic web, Sensor network, Ontology, SSO/Identity management, Asynchronous architecture, Mobile based App[Android] Data collector[xForm], Asterisk[AMI/AGI] based interactive IVR application, mHealth, e-Education, disaster and early warning system, Courier & Freight Software, Warehouse & Retail Supply Chain Software, Corporate Mailroom Software, Travel Software, Billing software and Web Bot. Wide and deep knowledge in Java/JEE Technology & OOP Architecture, REST/RESTful architecture, design patterns. Experience in Business intelligence and Reporting Tool. Workflow and BPMS. RDBMS. Solid background in Object-Oriented analysis and design UML, Design Patterns, Architecture Patterns and Software development methodology (Agile/SCRUM/TDD). Technical experienced on Java/JEE, EJB3.0, Spring, Hibernate, JPA, JSF, RichFaces , PrimeFaces Wicket, Struts, DWR, GWT, AngularJS, PhantomJS, Android, HTML, CSS, JS, jQuery, JAX-WS, JAX-RS, SOAP, Maven, Gradle, Jenkins , CloudBees, Google App Engine, Amazon AWS, jBPM , ESB, Node.js ,MySQL, ORACLE, PostgreSQL, SQL Server, MongoDB etc My preference to work on long term project. It could be hourly or fixed price job but hourly job is my first preference. I would like to maintain trustworthily long term relationship through good work. If anyone is there on the same page and match my criteria please poke me for further... More details about technical skills --------------------------------------------------------------------- Programming Languages: J2EE/J2SE/J2ME, Scala, JRuby, C/C++, Assembly, HTML/HTML5 /DHTML/ XHTML, JavaScript, Ajax, XML/XSL, PHP, Android. Frameworks & Toolkits: Spring, EJB3.0, JPA, Hibernate, S2Dao, S2Hibernate, Seasar, JSF, RichFaces, PrimeFaces, Wicket, Struts, DWR, SWT, GWT, Facelets, MIDP 2.0, JavaRosa, Smarty, ADODB, Yii, CodeIgniter, Laravel, Node.js, Dojo, jQuery, AngularJS, PhantomJS. GUI's: SWT, Eclipse RCP & RAP, JFace, Swing/JFC, AWT, JavaDesktop, Java2D, JGoodies. Databases: Oracle, MYSQL, PostgreSQL, MongoDB, SQL Server, JavaDB, FireBird, HSQL Template Languages: Apache Velocity, Handlebars, Nunjucks Build and Logging Tools : Apache Ant, Maven, Gradle , Jenkins , Log4j, gulp, Liquibase Application Servers: Glassfish, Tomcat, WildFly, WebLogic, Jetty Testing Tools: Selenium, JUnit, EasyMock, Mockito, Mercury LoadRunner, JMeter, BlazeMeter. XML's: XML (Dom, Xerces), XPath, Schema, XSD, RDF, Xform (openrosa & javarosa). Workflow (BPMS) & ETL: jBPM, Kettle, Talend. Business Intelligence & Reporting Tool: Eclipse BIRT, Pentaho, JasperRepors. IDE's: Eclipse, NetBeans, IntelliJ, MyEclipse Project Management Tools: SFEE (Source Forge Enterprise Edition), Subversion, Mylyn, Version One, Target process, JIRA, WorkFront, Asana, Redmine, CVS, SVN, GIT, Marcural Methodologies: RUP, Agile, XP, Scrum Operating Systems: Sun-Solaris-x86(10), Linux Family (Redhat/obuntu/Suse), Windows Family (NT/XP/98/2000/2003, vista).
OrFactor
Associated with
OrFactor
$1K+
earned
$30/hr
100% Job Success
$3K+ earned
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"I am a dual-degree professional combining a BSc in Computer Science (University of Nairobi) and a BA in Economics (Kenyatta University), with extensive experience in econometrics, research, and full stack development. With a 100% Job Success Score across 70+ completed projects, I consistently deliver exceptional results. 📊 Research & Econometrics: Advanced econometric modeling using R, Python, and SPSS Health economics and economic evaluation Quantitative and qualitative research Academic writing and literature reviews Scopus and peer reviewed research Data visualization using Tableau, Excel, and Python 💻 Full Stack Development: Backend development using Scala, Node.js, and PostgreSQL Frontend development using React.js and Next.js Database management using SQL Web scraping and data extraction API development and integration 🏆 Why Choose Me: 100% Job Success Score Currently working as Software Engineer at Belio Enterprises Fast response time — 0-4 hours Native English and Swahili speaker Committed to quality and exceeding expectations Let us discuss your project today!"*