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$21/hr
100%
Job Success
$40K+ earned
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🔰 𝟏𝟒+ 𝙔𝙚𝙖𝙧𝙨 𝙤𝙛 𝙀𝙭𝙥𝙚𝙧𝙞𝙚𝙣𝙘𝙚
🏅 𝙏𝙤𝙥 𝙍𝙖𝙩𝙚𝙙 𝙊𝙣 𝙐𝙥𝙬𝙤𝙧𝙠
🤝 𝙊𝙥𝙩𝙞𝙢𝙪𝙢 𝙅𝙤𝙗 𝙎𝙪𝙘𝙘𝙚𝙨𝙨 𝙍𝙖𝙩𝙚
With over a decade of mastery, I navigate the digital universe as a 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 with a skillset that spans 𝐏𝐲𝐭𝐡𝐨𝐧 𝐟𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤𝐬 (full-stack, micro-framework, and asynchronous), 𝐋𝐋𝐌𝐬, 𝐎𝐩𝐞𝐧𝐀𝐈 𝐀𝐏𝐈𝐬, Advanced 𝐀𝐈/𝐌𝐋 technologies, and more.
My diverse tech stack includes:
✨ 𝐆𝐞𝐧𝐞𝐫𝐚𝐭𝐢𝐯𝐞 𝐀𝐈 𝐌𝐨𝐝𝐞𝐥𝐬 & 𝐓𝐨𝐨𝐥𝐬: GPT-4o/4.1/5/4 Turbo/3.5 Turbo | o3-mini | Claude 3.5 | Claude 3.5 | Gemini 1.5 Pro & Flash | DeepSeek V2/V3/Coder/R1 | LLaMA 3 | Command R+ | Grok-1.5 | DALL·E 3 | Stable Diffusion XL/3 | Midjourney v6 | Runway Gen-3 | LangChain | LlamaIndex | AutoGen | CrewAI | Ollama | LM Studio | GPT4All | Modal | vLLM | TGI | Azure OpenAI | AWS Bedrock | Pinecone
✨ 𝐀𝐈/𝐌𝐋 𝐋𝐢𝐛𝐫𝐚𝐫𝐢𝐞𝐬 & 𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤𝐬: TensorFlow | PyTorch | Scikit-learn | Pandas | Numpy | Matplotlib | Hugging Face Transformers | Diffusers | Fastai
✨ 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐖𝐞𝐛 𝐒𝐜𝐫𝐚𝐩𝐢𝐧𝐠: Zapier | Make | Apache Airflow | Selenium | Beautiful Soup | Playwright | Puppeteer | Pipedream | Activepieces
✨𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: Python (Flask, Django, FastAPI) | Express.js | Machine Learning (ML) | AI | Microservices | WebSockets
✨ 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: React | Next.js | Vue.js | JavaScript | TypeScript | Solid.js
✨ 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬: MongoDB | PostgreSQL | MySQL | Apache Cassandra | AWS DynamoDB | Firebase
✨ 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐒𝐭𝐲𝐥𝐢𝐧𝐠: Tailwind CSS | Chakra UI | Shadcn UI | Radix UI | DaisyUI
✨ 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭 & 𝐇𝐨𝐬𝐭𝐢𝐧𝐠: Vercel | Railway | Netlify | Render | Fly io | Cloudflare Pages | Docker | AWS ECS/Fargate
⏩ 𝐀𝐈/𝐌𝐋 𝐓𝐞𝐜𝐡𝐧𝐢𝐪𝐮𝐞𝐬: Supervised & Unsupervised Learning | Neural Networks | Natural Language Processing (NLP) | Large Language Models (LLMs) | Multi-Agent Orchestration (AutoGen, CrewAI) | Open Source LLM
✅ 𝐀𝐝𝐝𝐢𝐭𝐢𝐨𝐧𝐚𝐥 𝐓𝐞𝐜𝐡𝐧𝐢𝐜𝐚𝐥 𝐏𝐫𝐨𝐟𝐢𝐜𝐢𝐞𝐧𝐜𝐢𝐞𝐬: WebSocket | GraphQL | Docker | Redis | Nginx | Git | GitHub | Bitbucket | Agile/Scrum | Trello | Jira | Bash/Shell Scripting | RESTful APIs |
🌐 𝐃𝐨𝐦𝐚𝐢𝐧 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞: Successfully delivered end-to-end solutions across diverse industries, including E-commerce, Healthcare, Travel, Education/LMS, FinTech, Cybersecurity, Food Delivery, Taxi Booking, and more.
Looking forward to a long-term business relationship with you!
Associated with
IAPPTECHNOLOGIES LLP
$1M+
earned
$15/hr
100%
Job Success
$20K+ earned
Available now
Offers consultations
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🏆 Top 1% Stack Overflow | Open-Source Publisher | 8+ Years Senior Engineering
I specialize in end-to-end AI and full-stack development, covering architecture, implementation, and deployment. I work with founders, SaaS teams, and product leaders to build AI-powered and full-stack applications designed to handle growth in users, data volume, and evolving requirements.
My work includes AI chatbots, internal AI agents, data-driven dashboards, and full-scale web applications built with Laravel/PHP, Next.js React, SvelteKit, Vue, TypeScript, Node, FastAPI, Django, and AWS/GCP/Azure.
✅ Testimonial
👉 “After working with developers for the past 20 years, I can confidently say that Eryk is among the most talented developers I have ever worked with.” ⭐️⭐️⭐️⭐️⭐️
👉 “Eryk is a highly capable engineer who delivers results quickly. We were searching for a full-time programmer for our start-up, and he stood out through his technical depth and speed of execution. We can confidently recommend him.” ⭐️⭐️⭐️⭐️⭐️
My approach to engineering is rooted in the critical thinking and risk management that define this discipline. I typically opt for FastAPI when low-latency AI endpoints are paramount, Django when admin-heavy workflows and integrity are crucial, and Next.js when SEO or app-like user experiences are necessary. The stack is focused on addressing specific problems rather than following trends.
I work primarily in TypeScript, building clean, maintainable applications with Next.js, React, SvelteKit, and Vue, based on product needs and team structure.
On the backend, I design REST and GraphQL APIs and backend services using Laravel, FastAPI, Django, and Node.js, and leverage platforms like Supabase and Firebase when speed, reliability, and simplicity are priorities. I’ve implemented authentication, real-time features, storage, and background workflows across both platforms in live production environments.
From an infrastructure and deployment standpoint, my work includes AWS, GCP, Docker, CI/CD pipelines, serverless deployments, cloud backends, and production DevOps workflows, supporting scalable and cost-aware systems.
Much of my recent work centers on designing and shipping production AI systems, including AI interviewers, AI video generators, ChatGPT-style applications, RAG-based knowledge systems, and internal AI tools for reporting and automation. In these projects, success depends less on model choice and more on how the surrounding system is designed. I account for context handling, cost control, observability, and system boundaries early so the product remains stable as it evolves.
I’m a senior full-stack engineer with 8+ years of experience, and I usually take full ownership of systems from architecture, backend logic, AI integration, frontend, and deployment. This leads to clearer decisions, smoother execution, and far fewer surprises after launch.
Clients usually reach out to me when:
👉 An MVP needs to mature into a long-term product
👉 An AI feature must move from prototype to real usage
👉 A system is slowing down, becoming fragile, or growing costly
👉 They want one engineer who can own the full technical picture
I’m direct, proactive, and transparent. I flag risks early, explain trade-offs clearly, and help teams make decisions they won’t regret six months later.
If you’re looking for a developer who can think like an owner, build like an engineer, and communicate like a partner, we’ll work well together.
Looking forward to speaking,
Eryk S.
$25/hr
100%
Job Success
$70K+ earned
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Over the past 15 years, I've delivered:
- 30+ SaaS platforms (finance, real estate, education, logistics, healthtech)
- 20+ mobile apps (Fintech, Social, LMS, ERP, Marketplace, eCommerce)
- 1000+ websites for clients across US, Canada, Australia, and Europe
𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗲𝗱 𝗶𝗻 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, 𝗜 𝗼𝗳𝗳𝗲𝗿 𝘁𝗼𝗽-𝗻𝗼𝘁𝗰𝗵 𝘄𝗲𝗯 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝘀𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗶𝗻𝗰𝗹𝘂𝗱𝗶𝗻𝗴 𝗖𝗥𝗠 / 𝗖𝗠𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, 𝗔𝗜 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀, 𝗖𝗵𝗮𝘁𝗯𝗼𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, 𝗮𝗻𝗱 𝗮𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀.
𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲:
𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬: React.js, Next.js, Vue.js, Angular, JavaScript (ES6+), TypeScript, HTML5, CSS3, Tailwind CSS, Bootstrap, jQuery,
𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬
Node.js, Express.js, NestJS, Python, Django, Flask, FastAPI, PHP, Laravel, CodeIgniter, Ruby on Rails, Java, Spring Boot, .NET, ASP.NET Core, REST API Development.
𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬
MySQL, MongoDB, PostgreSQL, Firebase Firestore, Supabase, Redis, DynamoDB, SQLite,
𝐀𝐈 & 𝐌𝐨𝐝𝐞𝐫𝐧 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬
OpenAI API, ChatGPT Integration, AI Agents Development, RAG Systems, LangChain, Vector Databases, AI SaaS Development, Chatbot Development, Automation Systems, AI Workflow Automation, LLM Integration
𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬
AWS, Google Cloud, Azure, Vercel, Netlify, DigitalOcean, Docker, CI/CD Pipelines, GitHub Actions, Serverless Deployment, Cloud Architecture
𝐂𝐌𝐒 & 𝐄-𝐜𝐨𝐦𝐦𝐞𝐫𝐜𝐞
Shopify, Shopify Plus, WordPress, WooCommerce, Webflow, Wix, Wix Velo, Headless CMS, Strapi, Contentful, Sanity
➥What can I do for you? Here's a glimpse:
==================================
✔ Custom Web Applications – SaaS, dashboards, CRMs, marketplaces
✔ eCommerce Development – Shopify, WooCommerce, custom PHP/Laravel stores
✔ AI Integrations – ChatGPT, Whisper API, automation workflows
✔ Mobile Apps – Hybrid iOS/Android apps using React Native & Flutter
✔ API Development & Integration – Payments, SMS/IVR, Social media APIs
✔ Performance Optimization – Faster load times, database tuning, security hardening
𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐈'𝐯𝐞 𝐖𝐨𝐫𝐤𝐞𝐝 𝐖𝐢𝐭𝐡
SaaS Platforms, AI Startups, FinTech, Healthcare, E-commerce, Real Estate, Education, Logistics, Marketing Agencies, B2B Platforms
SOUND LIKE A FIT? NEXT STEPS:
👉Click the green 'Invite to Job' button in the top right-hand corner, send me a message and let's organize a call!
Thanks
Rishab
$68/hr
100%
Job Success
Available now
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🌟 Proven Ex-Amazon Senior Software Engineer with 12+ Years of Experience 🌟
Are you seeking a seasoned software engineer with a background in both FinTech and tech giants like Amazon? Look no further! With over 12 years of hands-on experience, including tenure as part of a dynamic FinTech team and a successful stint at Amazon, I bring a unique blend of expertise, innovation, and leadership to every project.
🔍🔍🔍
Why Choose Me?
✅ Amazon-Caliber Expertise
Having navigated the intricate systems and fast-paced environment at Amazon, I bring a wealth of experience in developing large-scale solutions that can withstand the demands of the modern digital landscape.
✅ AWS Architecture Certifications
Holding AWS architecture certifications, I bring a deep understanding of AWS services and best practices to architect and deploy scalable, secure, and highly available solutions.
✅ React, React Native, Node.js, Next.js Experience
Proficient in React/React Native for building dynamic user interfaces, Node.js for scalable backend development, and Next.js for server-side rendering and efficient client-side routing, ensuring seamless and performant web applications.
✅ Technical Interviewer
With a background in conducting technical interviews, I possess a deep understanding of what it takes to identify top talent and build high-performing teams.
✅ Innovative Problem Solver
Whether it's optimizing performance, streamlining workflows, or tackling complex challenges, I thrive on finding innovative solutions that exceed expectations.
✅ Collaborative Team Player
With a proven track record of collaborating with cross-functional teams, I excel at fostering a culture of collaboration and driving projects towards successful outcomes.
🚀🚀🚀
Services I Offer:
🔹 Software Development
Custom software solutions tailored to your unique requirements, utilizing the latest technologies and best practices.
🔹 System Architecture
Designing scalable, resilient, and secure systems that lay a solid foundation for your digital initiatives.
🔹 Serverless Implementation
Leveraging cloud-native serverless architectures to build highly scalable and cost-effective solutions.
🔹 Database Design
Designing and optimizing database schemas for efficient data storage and retrieval.
🔹 React/React Native, Node.js, Next.js Development
Building modern web/mobile applications with React/React Native for dynamic frontends and Node.js for scalable backend services, along with Next.js for server-side rendering and efficient client-side routing.
🔹 Code Reviews & Optimization
Enhancing the efficiency, reliability, and maintainability of existing codebases through meticulous code reviews and performance optimizations.
🔹 Technical Consultation
Strategic guidance and insights to help you make informed decisions about your technology roadmap and architecture.
💬💬💬
Free Technical Consultation - I provide a complimentary technical consultation to assess architecture, AI feasibility, and production considerations before we start.
Let's collaborate to bring your vision to life and elevate your software projects to new heights. Reach out today to discuss how I can contribute to your success!
Associated with
Atini Studio 🌈
$30/hr
100%
Job Success
$90K+ earned
Available now
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𝗧𝗼𝗽 𝗥𝗮𝘁𝗲𝗱 𝗔𝗜 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | 8+ 𝗬𝗲𝗮𝗿𝘀 | 𝟭% 𝗼𝗳 𝗨𝗽𝘄𝗼𝗿𝗸 | 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 | 𝗣𝘆𝘁𝗵𝗼𝗻 | 𝗗𝗷𝗮𝗻𝗴𝗼 | 𝗡𝗼𝗱𝗲.𝗷𝘀 | 𝗥𝗲𝗮𝗰𝘁 | 𝗔𝗜 𝗕𝗼𝘁𝘀 | 𝗔𝗜 𝗔𝗴𝗲𝗻𝘁𝘀 | 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻𝘀
✅ $80K+ Earned on Upwork ✅ 8+ Years of Experience as a Full Stack Developer
✅ 100% Job Success Rate ✅ 20+ Projects Successfully Completed ✅ Top Rated Plus Freelancer
✅ AWS Certified ✅ Python Certified ✅ 40 to 50 Hours Per Week Available
✅ Strong Experience in AI ML Automation Chatbots AI Agents and Full Stack Development
Greetings! I am an AI Engineer and Full Stack Developer with strong experience in building AI automation platforms SaaS products web applications chatbots and AI powered business tools.
🔴 - AI Engineer with hands on experience in AI ML and automation systems
🔴 - Full Stack Developer with strong Python Django Node.js React experience
🔴 - Built AI chatbots AI bots AI agents and workflow automation tools
🔴 - Experienced with OpenAI APIs LangChain RAG vector databases and LLM integrations
🔴 - Skilled in backend APIs dashboards SaaS platforms and scalable cloud deployments
𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿, 𝗔𝗜 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝗘𝘅𝗽𝗲𝗿𝘁, 𝗔𝗜 𝗔𝗴𝗲𝗻𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗔𝗜 𝗖𝗵𝗮𝘁𝗯𝗼𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗠𝗟 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿, 𝗠𝗮𝗰𝗵𝗶𝗻𝗲 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿, 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝘃𝗲 𝗔𝗜 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗟𝗟𝗠 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗥𝗔𝗚 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗣𝘆𝘁𝗵𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗗𝗷𝗮𝗻𝗴𝗼 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗡𝗼𝗱𝗲.𝗷𝘀 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗥𝗲𝗮𝗰𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗢𝗽𝗲𝗻𝗔𝗜 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗟𝗮𝗻𝗴𝗖𝗵𝗮𝗶𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗟𝗹𝗮𝗺𝗮𝗜𝗻𝗱𝗲𝘅 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗖𝗵𝗮𝘁𝗚𝗣𝗧 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻, 𝗖𝗹𝗮𝘂𝗱𝗲 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻, 𝗚𝗲𝗺𝗶𝗻𝗶 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻, 𝗩𝗼𝗶𝗰𝗲 𝗔𝗜 𝗔𝗴𝗲𝗻𝘁, 𝗔𝗜 𝗕𝗼𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗕𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗪𝗼𝗿𝗸𝗳𝗹𝗼𝘄 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 𝗘𝘅𝗽𝗲𝗿𝘁, 𝗖𝘂𝘀𝘁𝗼𝗺 𝗔𝗜 𝗦𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀, 𝗔𝗜 𝗦𝗮𝗮𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗦𝗮𝗮𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗪𝗲𝗯 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗔𝗣𝗜 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗙𝗮𝘀𝘁𝗔𝗣𝗜 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗙𝗹𝗮𝘀𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗘𝘅𝗽𝗿𝗲𝘀𝘀.𝗷𝘀 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗡𝗲𝘀𝘁𝗝𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗡𝗲𝘅𝘁.𝗷𝘀 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗧𝘆𝗽𝗲𝗦𝗰𝗿𝗶𝗽𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗝𝗮𝘃𝗮𝗦𝗰𝗿𝗶𝗽𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗩𝗲𝗰𝘁𝗼𝗿 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗣𝗶𝗻𝗲𝗰𝗼𝗻𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗙𝗔𝗜𝗦𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗖𝗵𝗿𝗼𝗺𝗮𝗗𝗕 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗤𝗱𝗿𝗮𝗻𝘁 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗪𝗲𝗮𝘃𝗶𝗮𝘁𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿, 𝗣𝗼𝘀𝘁𝗴𝗿𝗲𝗦𝗤𝗟 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿
𝐀𝐈 𝐁𝐨𝐭𝐬 / 𝐀𝐈 𝐂𝐡𝐚𝐭𝐛𝐨𝐭𝐬 / 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬:
🔹 AI Chatbots for customer support lead generation internal teams and business workflows
🔹 AI Agents for task automation data processing search workflows and multi step actions
🔹 RAG based assistants using company documents websites PDFs CRMs and knowledge bases
🔹 AI automation tools that connect APIs databases dashboards emails and third party platforms
🔹 LLM integrations using OpenAI Claude Gemini LangChain LlamaIndex and custom prompts
𝐀𝐈 / 𝐌𝐋 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠:
🔹 Machine learning workflows using Python Scikit learn Pandas NumPy and data pipelines
🔹 AI model integration evaluation prompt testing and production optimization
🔹 AI powered recommendation engines content analysis classification and prediction systems
🔹 Experience with Pinecone FAISS Chroma Qdrant Weaviate and PostgreSQL based AI search
𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐒𝐤𝐢𝐥𝐥𝐬:
🔹 Python Django Flask FastAPI and REST API development
🔹 Node.js Express.js NestJS and scalable backend architecture
🔹 PostgreSQL MySQL MongoDB Firebase Firestore and Redis
🔹 Authentication role based access payment integrations and third party APIs
🔹 Docker AWS EC2 S3 Lambda CloudWatch and deployment workflows
𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 𝐒𝐤𝐢𝐥𝐥𝐬:
🔹 React.js Next.js TypeScript JavaScript HTML CSS and Tailwind CSS
🔹 Admin dashboards SaaS platforms customer portals and internal business tools
🔹 Responsive UI development with clean user friendly interfaces
🔹 API integrations real time updates forms charts and frontend state management
𝐓𝐨𝐨𝐥𝐬 & 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬:
🔹 OpenAI API Claude Gemini LangChain LlamaIndex Hugging Face
🔹 Pinecone FAISS Chroma Qdrant Weaviate PostgreSQL pgvector
🔹 Python Django FastAPI Node.js NestJS React Next.js
🔹 AWS Docker GitHub GitHub Actions Vercel Firebase Supabase
🔹 Stripe Twilio SendGrid Zapier Make webhooks and custom API integrations
I believe in clear communication clean code fast execution and long term support. If you are looking for someone who can build AI powered tools chatbots automation workflows or full stack platforms then I would be happy to help.
Warm regards
Hamza
$40/hr
100%
Job Success
$300K+ earned
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I'm a Full-Stack web/mobile Developer, I am energetic and full of ambitions guy.
Shortly about my skills, which I use most often and work with every day:
💠 Languages: JS, TypeScript, CSS, SCSS/SASS/LESS, HTML5, PHP, Python
💠 Frameworks: JS, Angular, PHP(Laravel, CodeIgniter, Symfony).
💠 React Native platform: creating an application for iOS and Android
💠 ORM: JS(TypeORM, Prisma, Sequelize, Mongoose), PHP(Eloquent, Doctrine ORM).
💠 Databases: MongoDB, PostgreSQL, MySQL, MariaDB, Redis, Oracle DB, Microsoft SQL Server.
💠 Queue Service: AWS SQS, Apache Kafka, RabbitMQ.
💠 Auth: Auth0, Amazon Cognito, Firebase Authentication, SuperTokens, Passport
💠 Social API: Google, Facebook, Twitter, Facebook, Instagram, YouTube, Reddit, Snapchat, Pinterest, Viber, Telegram, Twilio.
💠 Payment API: PayPal, Stripe, etc.
💠 AI API: OpenAI.
💠 Blockchain: Web3, Ethers.js, Hardhat
💠 Deployment: VPS(DigitalOcean, AWS (EC2, ECS), Hetzner), AWS (Amplify, ELB), Google Cloud (App Engine), Azure DevOps, Heroku, Vercel, Netlify, Firebase Hosting, Edgio.
💠 DevOps: Docker, Kubernetes, Ansible, AWS (Lambda, DynamoDB, API Gateway, S3, etc.), Ansible, GitLab, GitHub.
And much more services that will speed up and simplify the work with You.
I constantly improve my programming skills. I always follow all the innovations and technologies in the world of intellectual industry.
I'm open to long-term relationship. Always open to communication and responsive.
Write me and I will help to implement all your ideas.
$150/hr
100%
Job Success
$400K+ earned
Available now
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Top 1% Upwork expert full-stack software engineer, architect, and technology leader focused on software architecture, AWS, Node.js, Python, database design/optimization, CI/CD, and DevOps. I use modern AI Agentic tools to build MVPs or full scale apps in a short timeframe.
Agentic tools: Claude Code, OpenClaw, N8N
Programming: TypeScript/JavaScript, Python, Node.js, Shell
Frameworks: Nest.js, React, Express, Django
Databases: PostgreSQL, MySQL, DynamoDB, Timestream, MongoDB
AWS: Lambda, API Gateway, ECS, RDS, SQS, SNS, S3, EC2, Route53, Redshift, CloudWatch, Serverless, etc.
DevOps: CloudFormation, SAM, Terraform, CodePipeline, GitHub Actions, CI/CD
AI/Automation: n8n orchestration; OpenAI/Anthropic tool calling; optional RAG/pgvector when needed; guardrails/observability
Containers: Docker, Docker Compose, ECS, Kubernetes
Blockchain: Ethereum, Algorand, DeFi, Hyperledger Indy/Aries, Self-Sovereign Identity
Analytics/BI: Qlik, Tableau, Fine BI, Power BI
Other: Software Architecture, Stripe payments, Stock/options trading
Highly proficient in FinTech, DeFi, and financial services.
Open to: Fractional CTO, Technical Advisor, Project Rescue
United States
$60/hr
100%
Job Success
$20K+ earned
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End of list.
With over 10 years of hands-on experience in architecting, automating, and optimizing mission-critical applications in AWS, I help businesses streamline their infrastructure, reduce operational overhead, and launch faster. From startups building their first cloud environment to enterprises modernizing legacy systems—I bring a track record of delivering impactful results.
What I bring to your project:
• Cloud Infrastructure Design & Automation ☁️
I specialize in Infrastructure as Code (IaC) using AWS CloudFormation and Terraform, enabling repeatable and robust infrastructure.
• Serverless & Scalable Backends ⚙️
I’ve architected and launched serverless applications using Lambda, API Gateway, DynamoDB, ECS Fargate, and much more—powering everything from AI tools to mobile games with thousands of daily users.
• DevOps & CI/CD Pipelines 🚀
I build fully automated pipelines to accelerate your development lifecycle, reduce errors, and ensure fast, reliable deployments.
• Python-Powered Solutions 🐍
From automation scripts to backend services, I leverage Python to drive efficiency and innovation.
• Cloud Security & Cost Optimization 🔐💰
I ensure your environments are secure, compliant, and cost-effective.
I’m passionate about helping businesses get the most out of the cloud. Whether you’re launching a new product, modernizing infrastructure, or looking to optimize for scale, I’m here to help you succeed.
$35/hr
100%
Job Success
Available now
Offers consultations
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🚀 Why founders and CTOs work with me:
🏆 Top Rated Senior Developer with 100% Job Success Rate
🏆 Helped Multiple SaaS to get into Market and Generate Revenue
🏆 Using Ai Tools to Accelerate and Reduce development time by 15x
1️⃣ Architectural Excellence:
As an AWS Certified Solutions Architect, I don’t just “host” your web application — I design scalable, event-driven systems and cost-efficient cloud infrastructure using Multi Tenant SaaS AWS Lambda, S3, CloudFront, API Gateway, and NGINX-backed setups where needed.
2️⃣ Full Lifecycle Ownership:
From high-performance frontend engineering in Next.js / React (TypeScript, JavaScript) to reliable backend engineering in Node.js or Python, I deliver end-to-end full-stack development without you managing multiple freelancers.
3️⃣ API & WebMCP Specialist:
I specialize in API design, API development, and API integration — REST, GraphQL, WebSockets — including complex integrations with Stripe, Salesforce, and third-party platforms that power modern SaaS architectures.
I also build AI-integrated systems using WebMCP (Model Context Protocol), enabling secure tool-calling, structured LLM workflows, agent-based automation, and real-time AI-assisted user experiences inside modern web applications.
4️⃣ Native-Level Communication:
With an IELTS 8777 score, I ensure zero language barriers, clean documentation, and clear technical communication across standups, reviews, and delivery cycles.
✅ Recent Successes 🤝
⭐⭐⭐⭐⭐ “Really easy to work with and has a clear communication style. He is open to learn and works well in the team.”
⭐⭐⭐⭐⭐ “Working with Dixit has been a game-changer for me. His expertise was evident as he crafted a custom solution that streamlined our web application and backend processes. Communication was clear, concise, and responsive.” 🏆
I’m Dixit, a Top Rated Senior Full-Stack Engineer and AWS Certified Solutions Architect with 7+ years of experience building and scaling production-ready web applications.
Whether you’re an early-stage founder launching a secure MVP in 4–6 weeks or an agency optimizing a high-traffic system, I provide hands-on technical leadership from architecture to deployment.
Core Expertise
⚡ Frontend Engineering
Frameworks: React, Next.js (App Router, Server Components), Svelte, Solid.js
Core Tech: TypeScript, JavaScript, Tailwind CSS, Material UI, Shadcn/ui
State & Data: Redux Toolkit, Zustand, React Query (TanStack), SWR
⚙️ Backend & Systems Architecture
Runtimes & Frameworks: Node.js (Express, NestJS), Python (FastAPI, Django), Java (Spring Boot), Ruby on Rails
Security & Auth: OAuth 2.0, JWT, NextAuth, Firebase Auth, AWS Cognito
AI Systems: OpenAI / Claude integrations, RAG architecture, embeddings, Pinecone, WebMCP tool integration, AI agents, structured output pipelines
☁️ Cloud, DevOps & Database
AWS Specialist: Lambda, S3, API Gateway, EC2, RDS, CloudFront, Route53
Infrastructure: Docker, Kubernetes, Terraform, GitHub Actions (CI/CD)
Data Layer: PostgreSQL, MongoDB, MySQL, DynamoDB, Redis, Pinecone (Vector DB)
💰 SaaS Business Logic
Payments: Stripe (Subscriptions, Connect, Tax), PayPal, Razorpay
Integrations: Salesforce, Notion, WhatsApp API, Slack, Twilio, DocuSign, Booking APIs
📡 Communication & Reliability 📞
Native-Level Professional Communication — IELTS 8777
Ensures clarity in technical discussions, documentation, API contracts, and delivery timelines.
🧑💻 Agile Workflow
Experienced with JIRA, Trello, and Slack for transparent sprint planning, progress tracking, and predictable delivery.
🌟 Why Choose Me?
👉 Strong ownership across full-stack development and backend engineering
👉 Clean, scalable systems with long-term maintainability in mind
👉 Clear communication and proactive updates
👉 Reliable delivery for web development, SaaS platforms, and API-driven systems
👉 Focus on business outcomes — not just code
Ready to build? Click the "Invite to Job" button and let's discuss your roadmap and how we can reach your launch goals together.
$60/hr
$80K+ earned
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Results-driven Full Stack Developer with 9+ years of experience delivering 30+ successful projects for global clients. I specialize in building scalable, secure, and high-performance applications using modern technologies and cloud platforms.
🔧 Core Expertise
Backend: Java, Kotlin, Spring Boot, Python
Frontend: Angular, React, Vue.js, HTML5, CSS3
Cloud: AWS, Azure, Google Cloud
DevOps: Docker, Kubernetes, Jenkins, GitHub Actions
Messaging & Integration: Kafka, RabbitMQ, REST, SOAP
Databases: PostgreSQL, MySQL, MongoDB, Firebase, DynamoDB
Tools & CI/CD: GitLab CI, Bitbucket Pipelines, Maven, Gradle
Security & APIs: OAuth2, JWT, GraphQL, Swagger
Testing: Unit & Integration Testing (TDD)
✅ Highlights
9+ years in full-stack development
Expert in microservices & RESTful APIs
Hands-on with CI/CD, containers & DevOps
Strong collaboration & communication skills
Focused on clean, maintainable, scalable code