Hi! I’m a Python Developer with 5+ years of experience in developing apps and scripts using Python. For every app I build, I write tests with 100% code coverage. The main areas of my expertise are: Automation software: Develop scripts and GUI apps to automate any tedious, repetitive, or difficult task. Creation of bots, Reliable Notification systems, Simulation of human-like behavior during automation, Automation of WhatsApp, Youtube, Facebook, etc. Libraries used-- Selenium, pyautogui For GUI apps-- PyQt, Kivy, PySimpleGUI Web Scraping: Scraping any content of web, scripts which use proxies when needed, get contents which need javascript to be loaded, bypass various site restrictions like IP block, user agent change. Multi threads and multiple processes to scrape huge contents in a short time. Filter scraped data and store them in databases like SQLite and MySQL. Scraping of Youtube and Facebook comments as well as tweets. Libraries used-- BeautifulSoup, requests, Scrapy, Selenium, etc. Web & API Development: Develop web apps using frameworks like Django and Flask. Dynamic and Interactive sites. Generation of site stats and visitor stats from code itself. Develop REST API using flask, djangorestframework, and FastAPI. Frontend also managed with Vue.js, material CSS, bootstrap, custom CSS, etc. Libraries used-- Django, Flask, FastAPI, djangorestframework Data Analysis: Analysis of huge volumes of data using libraries like NumPy and pandas. Plotting those data and making an interactive dashboard based on that data using libraries like dash. Analysis of live data, filtering of data, filling of missing values, generating conclusions from data. Libraries used-- scipy, numpy, pandas, Dash, Plotly, etc. Machine Learning & AI: I’m also a learner and experimenter in this sector. Linear and Logistic regression models, Deep Neural Network models, and deploying those models on the web. Text summarizer and keywords generators using various APIs and libraries like nltk. Prepare models which can give excellent predictions based on data provided. Prepare scripts that can make some level of intelligent decisions. Libraries used-- PyTorch, Keras, nltk, scikit-learn Other things I have worked with: Docker, Javascript, Deploying in Cpanel, deploying sites in Linux servers, Mobile App Development, Database Management, CI/CD pipelines, Git, encryption & hashes, Virtual Machines.

Full-stack/blockchain developer with over 4 years of working experience. Tech Stack: •Python, Django, Django Rest Framework, Tornado, Pydantic, FastAPI, NLP •Selenium, Playwright, Web Scraping •C#, .NET, ASP.NET MVC •PostgreSQL, MongoDB, SQL Server, Firebase •JavaScript, Typescript, Node.js •REST API, GraphQL •HTML, CSS, Tailwind CSS •AWS, Docker, Heroku, Kubernetes, Redis •Pytest, Nock, Chai •Vue.js, React.js, Next.js •Solidity, Truffle, OpenZeppelin •Unity •NinjaTrader, PineScript, MetaTrader4

I’m a Python developer skilled in scraping data from websites. Need info for research, analysis, or content? I’ve got it. - Know Python libraries like BeautifulSoup and Scrapy - Can handle HTML, CSS, and JavaScript - Familiar with databases like MySQL and MongoDB - From start to finish, I’ll make sure your project runs smoothly. - I can use Django to build robust CMS solutions - Goo knowledge and Expert in data parsing Let’s stay in touch and get things done!

I am a highly-skilled Python developer with more than 10 years of proven experience with Python and 8+ years of working with web development. I have built many web and mobile application backends of various complexity levels. Likewise, I have worked with individual entrepreneurs and with organizations in distributed teams of 25 people from all over the world. I have experience building SaaS and Enterprise projects in different niches. Like: ad-tech, healthcare, fintech and real estate. I often use these libraries during development: - Python: Django, Django Rest Framework, FastAPI, Flask, Pyramid, Asyncio, Aiottp, Tornado, Sqlalchemy, Graphene, Pydantic, Uwsgi, Django ORM, Bottle, Celery, Airflow, Dramatiq, Django channels, Sanic, Twisted. - Server-side: MySQL, PostgreSQL, MongoDB, Redis, Kafka, RabbitMQ, ELK, ElasticSearch, AWS, AWS Lambda, AWS S3, Azure, GCP, REST API, GraphQL, Microservices, Docker, Docker compose, Kubernetes, AWS EC2, WebSockets, Nginx, SSH, Third-party API, PubSub, Debug, Facebook API, Google API, Twitter API, Outlook API, Vagrant, Nginx. - DevOps: AWS, Azure, GCP, Kubernetes, Docker, Docker compose, Prometheus, Grafana, Linux, UNIX, Jenkins, GitLab CI, Github Actions, Bitbucket pipelines, Terraform, Ansible, Bash, CI/CD, Load Balancing, Nginx, Apache. - BigData: Apache Spark, Apache Druid, Cassandra, DynamoDB, Clickhouse - I’m also proficient in JavaScript/NodeJS, Vue, Angular, and React. On Upwork, I hope to find challenging tasks to deepen and expand my server-side development skills, particularly Python. Also, I’m into DevOps engineering and am open to collaboration.

Hi, I’m 𝗠𝗲𝗲𝗾𝗮𝘁 a Machine Learning Engineer with 𝟴+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 and a 𝗠𝗮𝘀𝘁𝗲𝗿'𝘀 𝗱𝗲𝗴𝗿𝗲𝗲 𝗶𝗻 𝗔𝗜 𝗳𝗿𝗼𝗺 𝗕𝗿𝘂𝗻𝗲𝗹 𝗨𝗻𝗶𝘃𝗲𝗿𝘀𝗶𝘁𝘆 𝗟𝗼𝗻𝗱𝗼𝗻. I built advanced AI/ML systems that drive results. I’ve successfully built solutions for 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲𝘀, 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀, and the 𝗚𝗼𝘃𝗲𝗿𝗻𝗺𝗲𝗻𝘁 𝗼𝗳 𝗣𝘂𝗻𝗷𝗮𝗯, 𝗣𝗮𝗸𝗶𝘀𝘁𝗮𝗻, ensuring security, scalability, and measurable impact. -- 𝗖𝗼𝗿𝗲 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻𝘀: 𝗟𝗟𝗠𝘀 & 𝗡𝗟𝗣: Fine-tuning GPT-4, BERT, LLaMA, LangChain, Hugging Face, and RAG pipelines 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝘃𝗲 𝗔𝗜: Chatbots, summarizers, text-to-speech (WaveRNN, Tacotron), and content generators 𝗗𝗲𝗲𝗽 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 & 𝗖𝗩: CNNs, RNNs, YOLO, OpenCV for image analysis, detection & recognition 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗔𝗜 𝗔𝗽𝗽𝘀: React, Django, React Native with backend ML integrations 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝗰𝗲: Forecasting, segmentation, risk models using Python, R, and SQL 𝗔𝗜 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁: AWS, GCP, Azure, Docker, Git, CI/CD pipelines -- 𝗡𝗼𝘁𝗮𝗯𝗹𝗲 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀: LLaMA-based chatbot with domain-specific tuning Medical image diagnosis using CNN + BERT hybrid Real-time fraud detection & intelligent automation workflows Text generation & summarization using optimized inference pipelines Let’s work together to turn your data into intelligent, scalable systems. --𝗔𝘃𝗮𝗶𝗹𝗮𝗯𝗹𝗲 𝗳𝘂𝗹𝗹-𝘁𝗶𝗺𝗲 | Open to contract-to-hire | 𝗚𝗶𝘁𝗛𝘂𝗯: 𝗠𝗲𝗲𝗾𝗮𝘁𝗦𝘂𝗵𝗮𝗿𝘄𝗮𝗿𝗱𝘆

📩 Let’s build your next AI Product/Project together — feel free to message me to get started. 🔹 Available full-time (40–50 hrs/week) and open to long-term AI and SaaS projects. 🔹 Full Stack AI Developer with 12+ years of experience building AI-powered applications, automation systems, and SaaS platforms for startups and businesses. 🔹12+ Years of Experience as a Full-stack AI/ML Developer. 🔹 Worked with Fortune 24 UAE-based AI Companies. 🔹 Performance-Driven, Scalable & SEO-Optimized Web Applications. 𝗜’𝗺 𝗦𝗮l𝗺𝗮𝗻 Na𝗲𝗲𝗺, 𝗮 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗔𝗜 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 & 𝗜 𝗵𝗮𝘃𝗲 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 𝗶𝗻 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻, 𝗔𝗜 𝗦𝗮𝗮𝗦 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁, 𝗮𝗻𝗱 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗪𝗲𝗯 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁… Core Expertise: 🔹 𝐀𝐈 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐋𝐋𝐌 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 🔹 AI Development using OpenAI GPT-4, GPT-4o, LLaMA 3, Mistral 🔹 AI model integration, AI pipelines, AI system design 🔹 LLM fine-tuning, prompt engineering, AI optimization 🔹 RAG pipelines with Pinecone, FAISS, Weaviate 🔹 Vector database-based AI applications 🔹 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 & 𝐀𝐈 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 🔹 AI agents using CrewAI, AutoGen, LangChain 🔹 AI workflow automation using n8n, Zapier, Make 🔹 Voice AI agents using Whisper, Deepgram, Amazon Polly 🔹 Multi-agent AI systems and autonomous workflows 🔹 Business process automation with AI systems 🔹 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 🔹 MERN Stack (MongoDB, Express, React, Node.js) 🔹 Next.js, Angular, Python, PHP, Laravel (FastAPI, Django, Flask) 🔹 REST APIs, microservices, backend architecture 🔹 AI-powered web applications and SaaS systems 🔹 Scalable and secure system design 🔹 𝐀𝐈 𝐒𝐚𝐚𝐒 𝐏𝐥𝐚𝐭𝐟𝐨𝐫𝐦 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 🔹 AI SaaS products with subscription systems 🔹 Multi-tenant SaaS architecture 🔹 AI dashboards and analytics systems 🔹 Stripe integration for payments 🔹 End-to-end AI SaaS product development 🔹 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭 & 𝐀𝐈 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 🔹 AWS, GCP, Docker, Kubernetes 🔹 LLM deployment (vLLM, HuggingFace, RunPod) 🔹 API-first scalable AI architecture 🔹 Production-ready AI systems 🔹 Cloud-based AI deployment pipelines 🔹 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 & 𝐃𝐨𝐦𝐚𝐢𝐧 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 🔹 AI SaaS, Automation Platforms, Startups 🔹 Real Estate, Fintech, Healthcare 🔹 E-commerce, Education, CRM Systems 🔹 AI Productivity & Business Tools 🔹 Web Applications & SaaS Platforms 📌 𝗠𝘆 𝘀𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗜𝗻𝗰𝗹𝘂𝗱𝗲 📌 ⚙️ AI SaaS Development | AI Chatbots | AI Agents ⚙️ GPT-4 Integration | RAG Systems | Vector Databases ⚙️ Full Stack Development | Backend APIs | REST APIs ⚙️ AI Voice Agents | Automation Systems | Conversational AI ⚙️ SaaS Dashboards | Subscription Systems | Admin Panels ⚙️ Cloud Deployment | AWS | Docker ⚙️ Stripe Integration | Payment Systems | Billing ⚙️ Custom AI Solutions | Business Automation | API Integration 𝗠𝘆 𝗦𝗸𝗶𝗹𝗹𝘀𝗲𝘁: ⤵️ AI Agents, Voice Agents, CrewAI, AutoGen, Hugging Face, LLaMA 3, Mistral 7B, PEFT, LoRA, QLoRA, Prompt Engineering, RAG Pipelines, LangChain, Vector Databases, FastAPI, Flask, Django, Streamlit, Azure OpenAI, OpenAI API, vLLM, GPTQ, Trading Bots, Binance API, Telegram Bot API, Python, Selenium, Scrapy, Playwright, BeautifulSoup, Regex, REST APIs, Pandas, NumPy, Scikit-learn, PostgreSQL, Firebase, MongoDB, Data Analysis, Data Engineering I believe in building long-term working relationships through quality work, clear communication, and reliable results. I enjoy helping businesses turn ideas into real products and creating solutions that make a real impact. Thanks Salman N

Looking for a Full-Stack or AI/ML Developer who can deliver scalable web and mobile applications? I am Karmraj (RAJ), a seasoned Full Stack Engineer with 12+ years of hands-on experience building high-performance applications across AI/ML, Web, and Mobile domains. I bring together the best of Python and React ecosystems to create seamless, production-ready digital products that scale with your business. 💡Key Strengths💡 - 12+ Years of Experience: Delivered end-to-end projects, from MVPs to enterprise-grade systems, across healthcare, e-commerce, logistics, fintech, education, recruitment, etc. - Proven Full-Stack Expertise: Skilled in both frontend and backend development using React, Next.js, Django, Flask, and FastAPI, ensuring clean architecture and maintainable code. - AI-Driven Problem Solver: Experienced in integrating OpenAI, TensorFlow, PyTorch, and ChatGPT APIs into web and SaaS platforms. - Transparent Collaboration: Expect clear communication, frequent updates, and a focus on measurable results. ➡️ My Development Process ➡️ - Discovery & Requirements: Understand your goals, workflows, and target outcomes to define a clear roadmap. - Planning & Roadmap: Prepare milestones, timelines, and architecture documentation. - Design & Prototyping: Optional wireframes or clickable prototypes to align expectations. - Development & Testing: Implement robust backend APIs and responsive UIs, with thorough QA at each stage. - Deployment & Updates: Continuous integration, version control, and agile delivery. - Post-Launch Support: I stay involved for monitoring, optimisation, and ongoing improvements. 🧠 Tech Stack 🧠 1) AI & Machine Learning: TensorFlow | PyTorch | OpenAI | ChatGPT | LangChain | Scikit-learn | NLP | Chatbot Integrations 2) Frontend: JavaScript (ES6+) | TypeScript | React.js | Next.js | React Native | Redux | Hooks | TailwindCSS | Bootstrap | HTML5 | CSS3 3) Backend: Python | Django | Flask | FastAPI | Django REST Framework (DRF) | RESTful APIs 4) Databases: PostgreSQL | MySQL | MongoDB | Firebase | DynamoDB | SQLite 5) DevOps & Tools: AWS | Azure | GCP | Docker | Kubernetes | GitHub Actions | Jira | Trello | Agile / Scrum 🎯 Areas of Expertise 🎯 - Web & SaaS Application Development - Mobile App Development (React Native/Flutter) - AI/ML & Chatbot Integration - API & Third-Party Integrations - Cloud Deployment (AWS/GCP/Azure) - Database Design & Optimisation - End-to-End Full Stack Development 🔑𝑲𝒆𝒚𝒘𝒐𝒓𝒅𝒔🔑 Artificial Intelligence, Machine Learning, Full Stack Development, Web App Development, Mobile App Development, React, Python, Django, React Native, Flutter, Front-end Development, Back-end Development, FastAPI, Flask, Database Management (MySQL, MongoDB), API Integration, Responsive Design, Cross-platform Development, Top Rated, Project Management, Agile Methodologies, User Experience. *The rate mentioned here is a general one. No one shoe fits them all; the actual rate depends on the complexity and engagement. I will specify it in the cover letter!*

I design and develop scalable full stack applications, AI powered systems, and production ready software with 5+ years of hands on experience in Python development, Java development, full stack development, and backend engineering. My work focuses on building reliable systems using Python, Java, Spring Boot, FastAPI, Django, modern frontend frameworks, and cloud technologies that support real business growth and long term scalability. From early stage MVPs to complex SaaS platforms, I work on full stack development and AI development to deliver stable, secure, and high performing applications used by real users. I combine clean code, structured architecture, Java Spring Boot services, and AI integrations to create full stack and AI solutions that are maintainable, scalable, and ready for production environments. 🟢 Solutions I provide in development. ● Full stack development using Python, Java, Spring Boot, FastAPI, Django, React, and modern frontend technologies. ● Backend development with Spring Boot and Python, secure APIs, authentication systems, and optimized database architecture. ● AI development for AI applications, AI automation, AI chatbots, and AI agent based systems. ● SaaS application development from MVP to scalable production platforms. ● Cloud deployment and optimization using AWS with a focus on performance and reliability. ✅ How I support businesses through development. ⤷ I work with businesses to transform ideas into production ready full stack applications. ⤷ I support teams by building Spring Boot and Python backend systems that remain stable under real world usage. ⤷ I contribute AI driven features that improve automation, workflows, and operational efficiency.
 ⤷ I ensure full stack and AI systems are structured for long term scaling and maintenance.
 ⤷ I focus on delivering software that aligns with business goals, not just technical completion. 🟢 Core expertise and technical focus. ● Python & Java Developer with strong experience in backend and API development. ● Full-stack developer handling frontend, backend, and cloud infrastructure. ● Spring Boot Developer building scalable, secure, and high performance backend services. ● AI developer working on AI integrations, AI automation, AI chatbots, and intelligent systems. ● Experience building SaaS platforms, scalable APIs, and cloud ready applications. ● Strong focus on clean architecture, performance optimization, and secure development practices. 🟢 Why Work with me ⤷ 5+ years of hands on experience in full stack, Python, Java, Spring Boot, and AI development.
 ⤷ 20+ successful projects delivered across full stack, AI, Spring Boot, and SaaS systems. ⤷ Experience building production ready applications used by real businesses. ⤷ Strong focus on scalable architecture, performance, and clean code. ⤷ Clear communication and a structured, reliable development process. I am available for a free Zoom meeting or a free call for consultation. You can invite me for a free call to discuss your full stack development, Java Spring Boot, or AI development project and define the right technical direction.

Need a Full Stack Developer who ships production-grade AI-integrated SaaS on time? You're in the right spot. 🏆 𝟭𝟬+ years as a Full Stack Developer (ex-Amazon, UT Austin MS) 📊 $𝟰𝟬𝟬𝗞+ earned on Upwork across 𝟴𝟱 Full Stack Developer projects 🎯 Top Rated Plus with 𝟵𝟵% Job Success Score ⚡ 𝟭𝟬𝟬+ production builds as lead Full Stack Developer ✅ Full Stack Developer for AI agents, SaaS MVPs, and workflow automation 💼 Austin, TX based | Full Stack Developer team with global capacity ⭐⭐⭐⭐⭐ 𝑰 𝒉𝒂𝒗𝒆 𝒘𝒐𝒓𝒌𝒆𝒅 𝒘𝒊𝒕𝒉 𝒔𝒆𝒗𝒆𝒓𝒂𝒍 𝒔𝒊𝒎𝒊𝒍𝒂𝒓 𝒔𝒆𝒓𝒗𝒊𝒄𝒆 𝒑𝒓𝒐𝒗𝒊𝒅𝒆𝒓𝒔 𝒂𝒏𝒅 𝒃𝒆𝒆𝒏 𝒊𝒎𝒑𝒓𝒆𝒔𝒔𝒆𝒅 𝒘𝒊𝒕𝒉 𝑨𝒔𝒂𝒅 𝒂𝒏𝒅 𝒉𝒊𝒔 𝒕𝒆𝒂𝒎 𝒐𝒏 𝒆𝒗𝒆𝒓𝒚 𝒍𝒆𝒗𝒆𝒍. 𝑬𝒙𝒄𝒆𝒍𝒍𝒆𝒏𝒕 𝒄𝒐𝒎𝒎𝒖𝒏𝒊𝒄𝒂𝒕𝒐𝒓𝒔, 𝒑𝒓𝒐𝒂𝒄𝒕𝒊𝒗𝒆 𝒊𝒏 𝒑𝒓𝒐𝒃𝒍𝒆𝒎-𝒔𝒐𝒍𝒗𝒊𝒏𝒈, 𝒂𝒏𝒅 𝒕𝒉𝒆 𝑭𝒖𝒍𝒍 𝑺𝒕𝒂𝒄𝒌 𝑫𝒆𝒗𝒆𝒍𝒐𝒑𝒆𝒓 𝒐𝒖𝒕𝒑𝒖𝒕 𝒘𝒂𝒔 𝒑𝒓𝒐𝒅𝒖𝒄𝒕𝒊𝒐𝒏-𝒓𝒆𝒂𝒅𝒚 𝒇𝒓𝒐𝒎 𝒅𝒂𝒚 𝒐𝒏𝒆. (Julian M., Upwork, 2025) As a Senior Full Stack Developer and agency lead based in Austin, I build AI-integrated SaaS platforms and custom automation for founders who need real engineering judgment. My team and I focus on Full Stack Developer work that actually ships: React and TypeScript frontends, Python and Node.js backends, AI layers that hold up in production. Full Stack Developer-first approach, agency-grade execution. Ex-Amazon Full Stack Developer, UT Austin Computer Science. 🔶 𝗣𝗿𝗼𝗽𝗧𝗲𝗰𝗵 𝗔𝗜 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺 ($𝟳𝟬𝗞): Lead Full Stack Developer on an AI-driven real estate assistant for a US startup. React, TypeScript, Python, OpenAI API, Supabase. Shipped to production. 🔶 𝗘𝗹𝗲𝘃𝗲𝗻𝗟𝗮𝗯𝘀 𝗩𝗼𝗶𝗰𝗲 𝗔𝗴𝗲𝗻𝘁 𝗦𝘆𝘀𝘁𝗲𝗺: Full Stack Developer architecture connecting voice AI to Zapier, CRM, and calendar booking. 🔶 𝗟𝗶𝗻𝗸𝗲𝗱𝗜𝗻 𝗟𝗲𝗮𝗱 𝗚𝗲𝗻 𝗼𝗻 𝗻𝟴𝗻: Full Stack Developer build processing 10K+ profiles/day with AI enrichment, deduplication, and CRM sync. 🔶 𝗠𝘂𝗹𝘁𝗶-𝗧𝗲𝗻𝗮𝗻𝘁 𝗔𝗜 𝗦𝗘𝗢 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺: Full Stack Developer from zero to launch. Next.js, FastAPI, PostgreSQL, LangChain. 🚀 𝗔𝗜-𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗲𝗱 𝗦𝗮𝗮𝗦 & 𝗔𝗜 𝗔𝗴𝗲𝗻𝘁𝘀 ✔️ Full Stack Developer for AI agents, RAG systems, LangChain and LangGraph workflows ✔️ OpenAI API, Claude API, and custom LLM integration with prompt reliability and context management ✔️ Full Stack Developer on FastAPI, Node.js, Next.js, Supabase, and PostgreSQL data layers 🔄 𝗪𝗼𝗿𝗸𝗳𝗹𝗼𝘄 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 & 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 ✔️ Full Stack Developer for n8n, Zapier, and Make (dot) com at production scale ✔️ Full Stack Developer integrations: CRMs, databases, email, payments, AI services ✔️ Error handling, retry logic, and data consistency across systems ⚡ 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿: 𝗠𝗩𝗣 𝘁𝗼 𝗣𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝗼𝗻 𝗦𝗮𝗮𝗦 ✔️ Full Stack Developer builds on React, TypeScript, Python, MVP to production-grade SaaS ✔️ Multi-tenant architecture, auth, permissions, and scaling patterns ✔️ DevOps and deployment on AWS, Vercel, Railway, and Supabase 🎯 𝗪𝗵𝗼 𝗜 𝘄𝗼𝗿𝗸 𝘄𝗶𝘁𝗵 𝗮𝘀 𝗮 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿: 🔹 Founders building AI-native SaaS products from zero 🔹 Agencies needing Full Stack Developer capacity for client work 🔹 Series A to C startups scaling production systems 🔹 Operators replacing broken n8n, Zapier, or Make .com workflows with a real Full Stack Developer 𝗡𝗼𝘁 𝗮 𝗳𝗶𝘁 𝗶𝗳: you need a solo Full Stack Developer for a $500 landing page, WordPress customization, or trading/crypto systems. 💡 𝗛𝗼𝘄 𝘄𝗲 𝘄𝗼𝗿𝗸: ✔️ Day 1-3: Discovery call, architecture doc, and scoped milestones from your Full Stack Developer team ✔️ Week 1: First working increment deployed to staging ✔️ Ongoing: Weekly demos, async Slack updates, documented handoffs from the Full Stack Developer lead ✔️ What you get: Production Full Stack Developer output, full source, handoff docs, direct team access 📞 𝗥𝗲𝗮𝗱𝘆 𝘁𝗼 𝗺𝗼𝘃𝗲? Send the job details and we will reply with a scoped plan within 24 hours. Looking for a Full Stack Developer who ships? Let's talk.

Data and AI teams hire me when they need one engineer who can own the Python backend, build the ETL pipeline, and integrate LLM models without splitting that into three separate roles. 6 years, AWS Certified Cloud Practitioner, 100% JSS, $20K+ earned on Upwork. One unusual differentiator: I hold a Master's degree in Radiology from Kharkiv National Medical University. For Healthcare AI and medical data products, I understand the domain, not just the stack. What I have built: AI Website Builder (2 years, Lead, team of 15): led backend architecture for an AI-powered page generation platform. LLM content generation, SEO processing, async delivery via Celery and Redis. Stack: FastAPI, OpenAI, LangChain, PostgreSQL, AWS, Docker, React, Stripe. Sensitive Data Monitoring SaaS (1.5 years): high-load backend scanning cloud sources for sensitive data leaks. Distributed processing with Kafka, NLP and OCR detection pipelines, Elasticsearch and Cassandra at scale. Stack: Python, FastAPI, Kafka, Elasticsearch, Neo4j, Redis, AWS. Blockchain Security Platform (1 year, team of 13-15): ETL pipelines for detecting suspicious wallet behavior across blockchain data. Graph database modeling with Neo4j, full AWS infrastructure. Stack: Python, FastAPI, Neo4j, PostgreSQL, AWS (EC2, ECS, RDS, Lambda). Web Automation Platform (1 year): reverse-engineered authenticated HTTP request flows, automated login and data extraction workflows, session management and CSRF handling. Stack: Python, asyncio, aiohttp, Playwright, Docker. On Upwork: 10 contracts, $20K+ earned, 313 hours, 100% JSS. Python ETL, web automation, data extraction, scraping pipelines. How I work: Requirements and solution design before implementation. I take ownership from spec to production. Unit tests, async-aware Pytest coverage, API documentation maintained throughout the project. I communicate clearly on blockers without being asked. I operate with the full backing of Meduzzen's senior engineering team. Every commit I ship is peer-reviewed by our internal technical leads before deployment. If I am unavailable, your sprints do not stop: a fully briefed Meduzzen engineer provides immediate coverage. One point of contact, zero single-point-of-failure risk. Core stack: Python, FastAPI, Django, PostgreSQL, Redis, Celery, Kafka, Elasticsearch, Neo4j, Docker, Kubernetes, AWS (EC2, ECS, RDS, Lambda, S3), LangChain, OpenAI, React, TypeScript, GitHub Actions. If you need a Python backend engineer who can own data pipelines and AI integration in the same role, send me the architecture brief. I will tell you how I would structure it.