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mikhail A.
$44/hr
100% Job Success
Available now
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Hello 👋, I'm an 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲𝗱 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 with 𝟭𝟱+ 𝘆𝗲𝗮𝗿𝘀 in web and software development, 3 years experience in AI augmented development process with tools like ChatGPT Codex, Claude Code MCP servers and etc. Skilled in 𝗖#, .𝗡𝗘𝗧, 𝗦𝗤𝗟, 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁, 𝗩𝘂𝗲.𝗷𝘀, 𝗡𝗼𝗱𝗲.𝗷𝘀, and 𝗔𝘇𝘂𝗿𝗲, I specialize in building high-performance applications, AI integration, legacy app migration and enterprise solutions. I help businesses build, modernize, and scale web applications - faster and more reliably using proven engineering practices and AI-assisted development. 𝐈 𝐬𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐞 𝐢𝐧:   🔹 Modernizing legacy .NET applications   🔹 Building high-performance web platforms   🔹 Integrating APIs including Stripe, OpenAI and others.   🔹 Delivering production-ready solutions with clean architecture Recently, I’ve been leveraging AI tools like ChatGPT Codex and Claude to speed up development, reduce bugs, and improve delivery time — without sacrificing code quality. 💼 𝐖𝐡𝐚𝐭 𝐈 𝐜𝐚𝐧 𝐡𝐞𝐥𝐩 𝐲𝐨𝐮 𝐰𝐢𝐭𝐡:   🔹 Build scalable web apps (ASP.NET Core, Vue, Node.js)   🔹 Migrate legacy systems to modern architectures   🔹 Develop trading tools & API integrations (Binance, TradingView, MetaTrader)   🔹 Set up CI/CD pipelines and cloud infrastructure (Azure, Docker)   🔹 Optimize performance and database design 📩 Message me to discuss your project and tasks — I speak English and can give you some advice before your project starts. 🟢 𝗧𝗢𝗣 𝗥𝗔𝗧𝗘𝗗 𝗣𝗟𝗨𝗦 | 𝟭𝟱+ 𝗬𝗘𝗔𝗥𝗦 | 𝟭𝟴𝗞+ 𝗛𝗢𝗨𝗥𝗦 𝗢𝗡 𝗨𝗣𝗪𝗢𝗥𝗞 ✅ 𝗜 𝗺𝗮𝗸𝗲 𝘆𝗼𝘂𝗿 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 𝘄𝗼𝗿𝗸—reliably and efficiently ⏱ 𝗔𝗹𝘄𝗮𝘆𝘀 𝗺𝗲𝗲𝘁𝗶𝗻𝗴 𝗱𝗲𝗮𝗱𝗹𝗶𝗻𝗲𝘀—on-time delivery, every time 💡 𝗕𝗲𝘀𝘁 𝗽𝗿𝗶𝗰𝗲-𝘃𝗮𝗹𝘂𝗲 𝗿𝗮𝘁𝗶𝗼—high-quality work at a fair cost 🛠 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸   🔹 𝗕𝗮𝗰𝗸𝗲𝗻𝗱: ASP.NET, .NET Core, C#, Node.js   🔹 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱: Vue.js, React, Angular, JavaScript, HTML, CSS   🔹 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: SQL Server, MySQL, MongoDB   🔹 𝗖𝗹𝗼𝘂𝗱 & 𝗗𝗲𝘃𝗢𝗽𝘀: Azure, S3, Docker, CI/CD, Git   🔹 𝐀𝐈: ChatGPT, Codex 🚀 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗶𝗻   🔹 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗶𝗻𝗴 𝘀𝗰𝗮𝗹𝗮𝗯𝗹𝗲 𝗮𝗻𝗱 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗲𝗱 𝘄𝗲𝗯 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀   🔹 𝗠𝗶𝗴𝗿𝗮𝘁𝗶𝗻𝗴 𝗹𝗲𝗴𝗮𝗰𝘆 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 to modern frameworks   🔹 𝗧𝗿𝗮𝗱𝗶𝗻𝗴 𝘀𝗼𝗳𝘁𝘄𝗮𝗿𝗲 & 𝗔𝗣𝗜 𝗶𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀 (Binance, TradingView, MetaTrader)   🔹 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗻𝗴 𝗱𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁 𝗽𝗶𝗽𝗲𝗹𝗶𝗻𝗲𝘀 (Azure, Docker) I ensure clean, high-performance, and secure code so you get reliable applications without any hassle. 🔍 Keywords Full-Stack Development, C#, .NET, ASP.NET Core, Vue.js, Node.js, React, JavaScript, SQL Server, MySQL, DB, Database, Cloud, MongoDB, Azure, Docker, CI/CD, API Integrations, Web Applications, Enterprise Solutions, High-Performance Systems, Fintech, Automated Deployments, Trading Software, MT4, EA, Expert Advisors, Custom Indicators, Pinescript, TradingView, API
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MARTIN I.
$49/hr
100% Job Success
$30K+ earned
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🔥 AMAT VICTORIA CURAM ⚔️ – Victory Loves Preparation 🔹 Specializing in modern Node.js ecosystems, architecting scalable enterprise solutions with 10 years of experience. 💻 Core Technologies: 🛠 Backend: Node, Express, Nest, TypeScript 🖥 Frontend: React / React Native 📱 Mobile: Expo - IOS / Android 🗄 Databases: MongoDB, PostgreSQL, DynamoDB, Firebase ☁️ AWS Cloud: AppSync, S3, Lambda, API Gateway, CloudWatch ☁️ GCP Cloud: Pub/Sub, Google Cloud Functions, Cloud Triggers 🔗 API Development: REST, GraphQL (Apollo) 🛡 Security & Data Sanitization: Input validation, escaping, encryption 🧪 Testing: Jest, Mocha, Chai (Unit, Integration, E2E) 🐙 Version Control: GitHub, GitLab, GitKraken 🔹 Specialized Skills: 🛠 Blockchain Development: Token monitoring across EVM chains & Solana 📌 Infrastructure: Terraform & AWS-native deployments 🔌 Cloud Platforms: AWS (Serverless Architectures) 🗂 ORM/ODM: TypeORM, Mongoose, Prisma, Sequelize 🔄 Version Control: Git, GitHub, Bitbucket 📊 Project Management: Jira, Agile/Waterfall/Kanban/Hybrid-Waterfall, Linear, Notion 🛒 E-commerce: Salesforce Commerce Cloud, SFRA 🔗 3rd-Party Integrations: Expert in API integrations 🎯 Achievement Highlights: ✅ Architected real-time blockchain data synchronization systems ✅ Developed sophisticated IoT access management solutions ✅ Led international e-commerce projects with complex payment integrations ✅ Built sustainable tech solutions for the green sector 🔥 What Sets Me Apart: 🚀 Full-stack back-end expertise enabling end-to-end solution development 💡 Strong focus on scalable, maintainable architectures ⚡ Experience with high-performance, real-time systems 🔗 Proven track record in managing complex integrations 🌍 Successful remote collaboration with global teams 📚 Continuous learner with multiple technical certifications I combine technical excellence with a passion for innovation, transforming complex requirements into elegant, efficient solutions. 📩 Available for short-term projects & long-term collaborations. Let’s discuss how I can bring your vision to life!
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Deyan M.
$34/hr
100% Job Success
$100K+ earned
Offers consultations
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Building products end to end — architecture, backend, frontend, deployment — and staying involved long enough to make sure they actually work in production. Most of my recent work has been with early-stage and growth-stage companies where I was the person making the technical decisions, not just executing them. That includes a tournament platform that reached thousands of users within weeks of launch, a live locker booking system with real-time availability and payment integration, and an AI-powered trading assistant built on the Claude API with structured market analysis and Telegram notifications. I work across the full stack: Backend: Laravel, Django, Python Frontend: SvelteKit, React, React Native Databases: PostgreSQL, MySQL, MSSQL Infrastructure: Docker, CI/CD pipelines, AWS, Azure AI: Claude API integrations, multi-agent workflows, agentic automation Portfolio: dev.metchev.net Beyond development, I help teams with architecture planning, codebase audits, Git workflows, and technical hiring. PMI-ACP certified — useful when delivery structure matters alongside the technical work. I have worked with enough non-technical founders to know that the technical explanation is rarely what they actually need. What matters is whether the product does what it should, on time, without surprises. If that sounds like the kind of person you are looking for — reach out.
Deyan M. has worked .
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$30/hr
$10K+ earned
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Full-Stack Developer | PHP • Node.js • MySQL • Ionic • Angular I’m a full-stack developer with 8+ years of experience as developer with project ownership responsibility. I can take a project from idea to launch or join an existing team and deliver immediate results. • PHP, Node.js, MySQL, Redis, Elasticsearch • Ionic & Angular for modern, responsive frontends • API development, CRM integration, WordPress, PHP Frameworks • Clean code, clear communication, on-time delivery
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Yuriy Z.
$35/hr
100% Job Success
$5K+ earned
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I’m a Backend-Focused Full Stack Developer with 5 years of commercial experience and 1 year of engineering team leadership. I help companies build reliable backend systems, design scalable architectures, and deliver end-to-end product features – from initial requirements to deployment and optimization. I’ve worked on 50+ projects, including large distributed systems and high-traffic platforms. My main focus is stable backend infrastructure, clean API design, and long-term maintainability. What I can help with: Designing and implementing scalable backend services Building REST APIs and internal system integrations Optimizing system performance and architecture Full feature delivery: backend + frontend (React / TypeScript) CI/CD setup, monitoring, logging, containerization and deployment Tech stack: Python, FastAPI, PostgreSQL, Redis, SQLAlchemy, Docker, Kubernetes, AWS, GitHub Actions, Kafka, React, TypeScript. Work style: Clear communication, predictable delivery, clean code, long-term maintainability. Comfortable working independently or as part of a distributed team. Currently open to new development projects.
Meduzzen
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Meduzzen
$2M+
earned
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Oleksii D.
$35/hr
100% Job Success
Available now
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I'm from Ukraine and I moved to Bulgaria. I have an analytical mindset and love complex tasks. Web Development - 10+ years experience developing PHP applications and websites. I've also been working with Vue 3 for the past few years. Priority technologies(Lately I've been working with them): - PHP - MySQL - Laravel - Vue 3, Vuetify, Inertia, PWA, Alpinejs - Websockets(soketi) - Git (GitHub, Bitbucket, GitLab) - HTML/CSS Also I can work with: - Linux server administration - RabbitMQ/Redis/Sphinx - Web scraping/Data scraping - OpenCart/WordPress
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$15/hr
$100+ earned
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Most Webflow websites look good, but they don’t guide users clearly or convert effectively. I build structured, conversion-focused Webflow sites that feel premium, load fast, and are easy to manage. What I Specialize In: • Landing pages designed to convert • Premium brand websites (clean, modern, minimal) • Webflow CMS builds with scalable structure • Homepage redesigns that improve clarity and hierarchy • Performance and mobile optimization How I Approach Projects: I don’t just “build pages.” I focus on: • Clear visual hierarchy • Strong above-the-fold messaging • CTA positioning that makes sense • Consistent spacing and structure • Clean, maintainable Webflow setup The result: a site that doesn’t just look polished, it works. Why Clients Work With Me: • Clear communication (no disappearing mid-project) • Organized builds developers can maintain • Fast turnaround for focused landing pages • Honest feedback if something hurts conversion If You're a Good Fit You likely need: • A landing page that actually converts • A redesign that feels more premium • A Webflow build done cleanly the first time • Someone reliable who won’t stall the project Send me a message with your project details and I’ll outline how I’d approach it.
Kristian A. has worked .
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$95/hr
100% Job Success
$400K+ earned
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I'm a versatile web/mobile super stack developer and DevOps. For example, in the morning I can fix a bug with the Angular web app. In the afternoon I can get my hands dirty adding a new feature to the PHP/Symfony server-side application and deploy it using Docker through GitLab CI/CD. And then in the evening, I can work on the corporate new mobile application which is launching on iOS and Android in 2 weeks time. Well-versed in cloud solutions, AI integrations. Proven expertise in designing and deploying production-grade AI systems, from fine-tuning language models to building scalable architectures for generative AI workflows. With a rich background in Web/AI development and DevOps, I have 17 years of experience in the startup industry. My passion lies in solving problems creatively and optimizing systems. I'm bridging gaps between teams, anticipating architecture issues and addressing overlooked details. I started my career as a developer in 2007. I use Angular + Symfony since 2012 and PHP since 2008. I have a good command of: Backend: Symfony, PHP, Python Frontend: Angular, Ionic, Apache Cordova, TypeScript, Twitter Boostrap DevOps: Docker (compose, machine, swarm), GitLab CI/CD, Capistrano, nginx, AWS, Digital Ocean, Scaleway, CloudFlare, NewRelic, Graylog, Prometheus, Grafana Dev Tools: Composer, npm, Grunt, Gulp, Git (GitLab, Github, Bitbucket) DB and tools: MySQL, Postgres, MongoDB, Redis, RabbitMQ, ElasticSearch, AWS SQS, AWS S3 Testing: PHPUnit, Behat Mink, Selenium, Codeception PM: Youtrack, Jira, Mattermost, Slack Methodologies: SOLID, TDD, SCRUM I'm particularly good at solving complex problems and designing good maintainable, extendable and flexible architecture. I strongly believe that being professional means giving you the final product that meets your requirements and deadline. I prefer to focus on business logic development. Usually, there is no need to reinvent a wheel every time, most of the typical infrastructural issues can be solved with the use of open source community libraries, which allow to speed up your project development and reduce costs.
Dmitrii P. has worked .
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$50/hr
$100+ earned
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I am a Senior Backend and AI Engineer with over 8 years of experience designing and building scalable backend systems, production APIs, and AI-powered applications for startups and growing SaaS companies. My focus is building reliable backend infrastructure that supports real products in production. I work extensively with Python and FastAPI to design high-performance APIs, integrate AI services, and architect systems that scale as products grow. I have experience building AI-enabled platforms, SaaS backends, data processing systems, and automation services. My approach emphasizes clean architecture, maintainable code, and backend systems that remain stable under real user traffic. Backend Development • Python (FastAPI, Django, Flask) • REST API and GraphQL development • Microservices architecture • Async processing and background workers AI & LLM Integration • OpenAI and LLM API integrations • Retrieval Augmented Generation (RAG) systems • LangChain and LlamaIndex pipelines • Prompt orchestration and AI workflow design Databases • PostgreSQL database design and optimization • Redis caching and queues • MongoDB and document databases • Query optimization and indexing strategies Cloud & Infrastructure • AWS services (EC2, S3, RDS, Lambda) • Docker containerization • CI/CD pipelines • Production deployment and monitoring Types of systems I have built include: • AI-powered SaaS platforms • scalable backend APIs for web and mobile applications • data pipelines and automation platforms • real-time services and backend integrations I enjoy working with founders and engineering teams to design backend systems that are practical, scalable, and ready for production. If you are building a SaaS product, AI application, or backend platform and need a reliable engineer to implement the architecture and core systems, I would be happy to discuss your project.
Georgi D. has worked .

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Vladimir G.
$30/hr
100% Job Success
$300+ earned
Available now
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Build Scalable & Secure Back-End Systems with Java I’m a Senior Java Back-End Engineer with 10+ years of experience helping companies design and deliver SaaS platforms, APIs, and enterprise-grade web applications. Clients hire me to: Develop scalable microservices with Java & Spring Boot Build and integrate REST APIs for web and mobile apps Ensure reliability with CI/CD pipelines, cloud deployment, and automated testing Optimize databases (MySQL, PostgreSQL, OracleDB) for performance & security Collaborate in Agile teams to deliver on time and within scope My goal: Deliver clean, maintainable code and back-end systems that are fast, reliable, and built to scale. Whether you need a long-term developer to grow your SaaS product or a specialist to solve a complex API/database challenge, I can help. Tech Highlights Languages & Frameworks: Java, Spring Boot, Hibernate Architecture: Microservices, RESTful APIs, SaaS Databases: MySQL, PostgreSQL, OracleDB Tools & Processes: Git, CI/CD, Agile, Jira Cloud & Deployment: Docker, CI/CD pipelines, cloud integration Let’s discuss your project and make it a success.
Vladimir G. has worked .