I'm a senior Python developer with over 10 years of experience in building scalable backend systems and data automation tools. Tech stack: Python (+aiohttp), Node.js, FastAPI, Celery, SQL, noSQL, Docker, AWS, OpenAI/Gemini API I started coding at a young age, starting with Atari Basic, and evolved with the tech landscape - from PHP and Delphi to Python and Node.js. Since 2012, I’ve been delivering freelance development work through Upwork with a proven 100% Job Success rate and Top Rated status. What I Do: - Backend systems using Python, Flask/FastAPI - API development & integration (REST, GraphQL) - Automation tools for workflows, scraping, or data processing - PostgreSQL, MongoDB, Neo4j – optimized and secure - DevOps practices: Docker, Git, AWS basics What You Get: - Delivery within the agreed timeline, with regular progress updates. - Solutions designed to match current requirements and remain adaptable as needs change. - Clear documentation to support future maintenance or team onboarding. - A collaborative approach to ensure the final product aligns with project goals. Based in São Paulo, fluent in English and Russian. Available up to 25–30 hours/week (can scale for the right project).

💼 12+ Years Experience 🏆 Top Rated Plus (Top 1%) on Upwork 📈 5900+ Hours Billed ⚡ 100% Job Success 💰 $100K+ Earnings | 30+ Projects Delivered 🚀 I help businesses build scalable backend systems, AI solutions, and high-performance SaaS platforms using Python. 📊 Core Capabilities Build scalable, high-performance APIs using FastAPI, Django, and Flask. High-throughput SaaS platforms, ETL pipelines, AI/ML workflows, and automation systems. DevOps proficiency: Docker, Kubernetes, CI/CD, GitHub Actions, AWS, GCP. Refactoring legacy systems, microservices architecture, and performance optimization. Strong focus on quality, maintainability, and measurable outcomes. ✅ How I Help Clients Backend APIs and full-stack development with Django/Flask + React/Next.js. End-to-end SaaS and web applications with FastAPI/Django backends. Modernizing legacy Python codebases and migrating to microservices. Data pipelines, ML workflows, AI automation, and ETL solutions. 🔥 Key Projects & Achievements • AI Recruitment Platform – FastAPI + NLP → Automated candidate matching, reducing screening time by 40%. • Medical AI Automation Tool – Flask + PostgreSQL → Streamlined workflows and reporting for medical operations. • Sales Intelligence SaaS – FastAPI + Redis + Celery → Delivered real-time analytics for large datasets. • Ecommerce & Wellness Platform – Django + React → Built a complete product and order management system. • AdTech Backend – Flask + TensorFlow → Developed high-volume campaign targeting for digital signage. • Data Pipelines – Python asyncio + ETL → Processed large-scale datasets efficiently, improving data processing speed by 30%. 🧩 Roles I Excel In: Senior Python Developer · Backend Engineer · Python DevOps Engineer · AI & ML Developer · Full-Stack Python Developer · FastAPI/Django Specialist · Flask API Architect · Automation & NLP Developer 🏭 Industries Served: Recruitment / HR Tech · Healthcare · Sales SaaS · E-commerce & Wellness · AdTech · AI & Automation · Data Engineering 💬 Client Feedback: ⭐⭐⭐⭐⭐ “Hassam managed our AWS ETL project professionally, including code and infrastructure. Highly recommended.” ⭐⭐⭐⭐⭐ “Hassam quickly understood our codebase and contributed across components. He takes initiative and adds value.” ⭐⭐⭐⭐⭐ “Hassam did a great job for us. He got up to speed on our complicated architecture quickly, and he made great contributions to our product.” 🚀 Let’s Build Something Great: Message me to schedule a 15-minute call. I’ll show you how to deliver reliable, scalable Python solutions with measurable impact.

I build production-ready AI applications and scalable Python backends that help startups and businesses automate workflows, reduce costs, and launch faster. If you're looking for someone who can go beyond prototypes and deliver real-world, deployable AI systems, you're in the right place. With 7+ years of experience in Python development, I specialize in designing backend architectures and integrating modern AI capabilities such as LLMs, RAG systems, and intelligent automation into scalable applications. 🚀 What I Can Help You Build 🐍 Backend & API Development High-performance APIs using FastAPI & Django REST Framework Scalable backend systems designed for growth Secure authentication & role-based access systems PostgreSQL optimization and efficient data handling 🤖 AI & LLM Applications End-to-end AI-powered applications (from idea to deployment) LLM integrations (ChatGPT, Claude, LangChain frameworks) Retrieval-Augmented Generation (RAG) systems AI chatbots, copilots, and intelligent assistants Workflow automation using AI pipelines ⚛️ Full Stack Development React-based dashboards and SaaS platforms Clean UI integrated with powerful backend systems Admin panels and data-driven interfaces ☁️ Cloud & Deployment AWS infrastructure (Lambda, S3, RDS, API Gateway) Dockerized applications with CI/CD pipelines Scalable cloud-native architectures 📊 What Sets Me Apart Built and deployed production-grade AI systems, not just demos Strong focus on scalability, performance, and maintainability Ability to translate business problems into technical solutions Clean, structured, and well-documented code Reliable communication and consistent delivery 💡 Typical Projects I Work On AI SaaS products and MVPs Chatbot and LLM-based applications Backend systems for startups Automation tools and internal systems Data processing and intelligent workflows If you need a developer who understands both backend engineering and modern AI systems, I can help you build something that actually works in production not just in theory. 📩 Send me a message and let’s discuss your project. Keywords:Python Developer, Python Djando, Machine learning Python, Python Full Stack Developer, Python Web scraping, Python AWS, Python web development, Python Data Science, python developer AWS, Python full stack developer flask, python backend, Python trading bot, python binance. Python blender, python backend developer, python back end, python backend, python web scraping, python web development, python web developer, Python webscraping, python web scraping, python webdevelopment, python web development, python webdeveloper, python web developer, python webscraper, python web scraper, python website, python websitedeveloper, python website developer, python api

🏆 Top-Rated on Upwork 🌟 100% Job Success Score ✅ 20+ Jobs completed 🏆 Hi, I am a Python Backend developer with 4 years of experience crafting robust and scalable web applications. I am passionate about turning ideas into reality, I specialize in building efficient and reliable backend systems using Django, Flask, and FastAPI. ✅ Why I am Unique? 🌟 Service Before Money 🌟 Full-Stack Proficiency 🌟 Uncompromising Communication 🌟 Weekend Support 🌟 Dedicated Freelancer 🌟 Attention to Detail 🌟 Problem Solver 🌟 Client-Centric Approach ✅ My Working Strategies I follow Agile methodologies and Waterfall models to ensure efficient project management and deliver high-quality results. I prioritize clear communication, code quality, and maintainability. My focus is on building scalable, secure, and well-documented applications. ✅ Technical Expertise 🔹 Python: Core programming language for backend development 🔹 Django, Flask, FastAPI: Python web frameworks for building robust applications 🔹 Databases: PostgreSQL, MySQL, SQLite 🔹 Cloud Platforms: AWS (EC2, S3, Lambda, RDS) 🔹 API Development: RESTful and GraphQL APIs using Open API specifications 🔹 Version Control: Git 🔹 Testing: Unit, integration, and API testing Ready to bring your project to life? Let's connect! Feel free to send me a message or check out my portfolio for more details. I am eager to discuss your project requirements and explore how I can help you achieve your goals. Thanks & Regards

I translate from human into machine language. Make automatic actions, scraping data, bots and some applications. Call me if u need resolve python task or consultation about Linux Tags: API WEB Scraping DataBases SQL Framework: Flask, FastAPI, Django, DRF, Selenium Libs: requests, httpx, beautifulsoup, simpleGUI, pydantic, sqlalchemy, numpy, pandas, aiogram, telegram-bot-api, pdf-miner, pdfrw, PIL, matplotlib, cv2 Servers: Redis, RabbitMQ, db, supervisor, docker, nginx, ELK, jitsi

I have extensive experience in web automation, including CAPTCHA bypassing, reverse engineering, and advanced web scraping. I have successfully completed 25+ automation projects, with 3,600+ total working hours, and have earned over $30,000 USD working with global clients. I specialize in Python development, building and optimizing high-performance automation systems. I have scraped and automated data extraction from thousands of e-commerce websites, handling complex anti-bot protections, dynamic content, and large-scale data pipelines. I can complete automation or scraping for each website within 45 hours, depending on complexity and security measures. My workflows are designed to be efficient, scalable, and reliable. Additionally, I integrate fingerprint browsers such as GoLogin, AdsPower, and similar tools to support secure, anonymous, and scalable automation operations, ensuring long-term stability and reduced detection risk.

Top rated full-stack Python developer here to help build your SaaS products efficiently and within deadlines. I have over 4 years of experience working with individuals and companies looking to build products using the latest technologies and frameworks, such as Python, FastAPI, Flask, REST API, AWS, Django and NextJS. I have worked on more than 7 different products; in 5 of them I purely worked as a backend engineer, and a couple of them were long-term work. I regularly work on Python scripting for automation for my own work and to help out building utilities for some local companies as a freelancer. I have also worked on amazon web services extensively in past couple of years and recently started exploring AI use cases. My core expertise is as below: - Back-end programming - Scripting and Automation - Languages: Python, JavaScript, Golang - Frameworks: Django, FastAPI, REST API, Flask, React - Cloud: Amazon web services (AWS), Google cloud platform - AWS services: EC2, RDS, S3, IAM, CloudWatch - Scraping tools: BeautifulSoup, Scrapy, Selenium, Proxies - Backend programming - Shell scripting - Serverless programming using AWS lambda, DynamoDB and EventBridge - Automation scripting and data pipelines - Basics of LLM using OpenAI API, Langchain I am looking for Medium to long term projects and looking to work in products that pushes me to work more and demand more from my knowledge. Happy to hop on a call to discuss further!

I’m a Python Developer and Full Stack Engineer with 7+ years of experience building scalable, data-driven, and intelligent applications. My expertise spans across backend development, automation, and web technologies — allowing me to deliver complete end-to-end digital solutions. 🔹 Core Expertise • Python Development: Django, Flask, FastAPI, REST APIs • Web Scraping & Automation: Scrapy, Selenium, BeautifulSoup, Playwright • Frontend & Full Stack: React, JavaScript, HTML, CSS, RESTful integration • Data-Driven Systems: Data extraction, pipelines, analytics, and visualization • WordPress Development: Custom themes, plugins, WooCommerce setup, API integration, and performance optimization • Cloud Deployment: AWS, Google Cloud, and Linux server management I bring together robust backend systems with seamless frontend design, whether it’s a Python-based automation pipeline or a custom WordPress solution. Let’s build something powerful together!

Python Developer | FastAPI · Playwright · Selenium · AI Integration · Stealth Browser Automation 5+ years building production-grade Python systems for healthcare, finance, and government platforms — the workflows most developers refuse to touch. ⭐ 5/5 — "He reverse-engineered the network flow, saving me time and money. I immediately extended the project." ⭐ 5/5 — "Great work on backend. Quick with very high quality, happy to work again." ⭐ 5/5 — "Executed everything on the agreed timeline, communicated well, high quality work." 𝗪𝗵𝗮𝘁 𝗜 𝗯𝘂𝗶𝗹𝗱 If your process involves authenticated portals, JavaScript-heavy flows, unstable APIs, or data that must be accurate and repeatable — that's exactly where I work. One automation replaced 40+ hours of manual work per week. One pipeline processed 10,000+ records with retries and error recovery built in. 𝗣𝘆𝘁𝗵𝗼𝗻 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 & 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗔𝗣𝗜𝘀 ✅ FastAPI and Flask services, REST APIs, webhook-driven workflows ✅ Authentication, role-based access, token handling ✅ Third-party API integration and microservice-style Python backends ✅ Async I/O with asyncio and httpx, background jobs, concurrent pipelines ✅ Production-ready: structured logging, Docker, Linux deployment 𝗕𝗿𝗼𝘄𝘀𝗲𝗿 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 & 𝗦𝘁𝗲𝗮𝗹𝘁𝗵 𝗦𝗰𝗿𝗮𝗽𝗶𝗻𝗴 ✅ Playwright, Selenium, Pyppeteer — public and authenticated websites ✅ Stealth browser automation: Cloudflare bypass, CAPTCHA handling, fingerprint evasion ✅ Stable session management, human-like interaction patterns ✅ JavaScript-heavy SPAs, dynamic DOM flows, and AJAX-driven portals ✅ Visa portals, healthcare verification systems, government dashboards 𝗔𝗜 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 & 𝗟𝗟𝗠 𝗪𝗼𝗿𝗸𝗳𝗹𝗼𝘄𝘀 ✅ Claude API and OpenAI GPT integration into Python backends ✅ AI-powered automation pipelines and LLM-driven document processing ✅ Structured output, prompt design, and cost-controlled production deployments ✅ AI workflows embedded in FastAPI services and async Python systems 𝗗𝗮𝘁𝗮 𝗣𝗶𝗽𝗲𝗹𝗶𝗻𝗲𝘀 & 𝗘𝗧𝗟 ✅ End-to-end extraction, cleaning, enrichment, and export ✅ Pandas-based reporting, CSV and Excel automation, deduplication ✅ Structured handling of JSON, PDFs, and Base64-encoded data ✅ SQL, MongoDB, and deployment-ready data workflows 𝗥𝗲𝗮𝗹-𝗪𝗼𝗿𝗹𝗱 𝗣𝗿𝗼𝗰𝗲𝘀𝘀 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻 Visa applications and arrival cards, healthcare compliance forms, 2FA-protected verification systems, account verification flows, cross-portal status tracking — systems other developers assume cannot be automated. 𝗛𝗼𝘄 𝗜 𝘄𝗼𝗿𝗸 I start by understanding the real goal and edge cases. I deliver in small, reviewable milestones. You receive clean, documented code built for long-term maintainability — not a script that breaks next week. If you need reliable Python systems for complex, accuracy-critical workflows — share your requirements and I'll outline a clear approach. Python Developer | FastAPI | Flask | REST API | API Integration | Web Automation | Web Scraping | Playwright | Selenium | Pyppeteer | Stealth Browser Automation | Cloudflare Bypass | Async Python | asyncio | AI Integration | LLM Integration | Claude API | OpenAI | Data Pipelines | ETL | Pandas | Healthcare Automation | Government Portals | Visa Automation | Docker | MongoDB | SQL

I am a python developer with a strong skillset. My skillset includes artificial intelligence, cybersecurity, database systems, and various technologies.