Python Full Stack Developer | Django · FastAPI · React · AWS | 8+ Years | Top Rated Plus If you need a backend that's fast, secure, and built to scale — you're in the right place. I'm a Top Rated Python developer (top 10% on Upwork) with 8+ years building production-grade web applications for SaaS platforms, fintech tools, automation systems, and data-heavy products. 100% Job Success Score. 90%+ client retention rate. 30+ full-cycle projects delivered. I specialize in Python backend development using Django and FastAPI, paired with React frontends and AWS cloud infrastructure — handling everything from architecture decisions to deployment. What I build: → Scalable REST APIs & GraphQL backends (Django, FastAPI, Flask) → Full stack SaaS applications (React + TypeScript + PostgreSQL) → AWS cloud deployments with Docker & CI/CD pipelines → Real-time systems with WebSockets, Celery & async architecture → Authentication systems — JWT, OAuth2, role-based access control → Database design & optimization — PostgreSQL, MySQL, MongoDB → MVP development from zero to production-ready My clients come back because I don't just write code — I think about the product, flag problems early, and deliver on time without hand-holding. If you're building something that needs to work reliably at scale, let's talk.

AI Automation Engineer | Python, FastAPI & AI Agents I help startups and businesses build AI-powered applications, automate complex workflows, and scale backend systems. With 5+ years of experience, I specialize in Python development, AI agent systems, workflow automation, API integrations, and scalable web applications. My focus is turning manual, time-consuming processes into reliable automated systems that save time, reduce operational costs, and improve business efficiency. My expertise includes: • AI Agents & LLM Applications (OpenAI, Claude, LangChain, Agentic Systems) • Workflow Automation (n8n, Zapier, Make, Zoho Flow) • Backend Development (Python, FastAPI, Django, Flask) • REST & GraphQL APIs • Web Automation & Data Extraction (Selenium, BeautifulSoup) • Asynchronous Processing (Celery, Redis) • Cloud & DevOps (Docker, AWS, DigitalOcean, GitHub Actions) • PostgreSQL, MySQL, MongoDB Recent work includes: • Built an AI-driven marketing automation platform that automated keyword research, content generation, publishing, and advertising workflows using autonomous AI agents. • Developed expert-client matching and booking automation systems that automated qualification, communication, scheduling, and follow-up processes across multiple channels. • Created AI-powered customer support platforms with intelligent response generation, ticket management, and workflow automation. • Designed and implemented automation pipelines connecting CRMs, payment systems, databases, and third-party business tools using Zapier, Make, and custom APIs. Clients work with me because I deliver solutions that are: ✅ Scalable and production-ready ✅ Well-documented and maintainable ✅ Focused on measurable business outcomes ✅ Built with clear communication and reliable delivery Whether you need an AI agent, workflow automation system, SaaS backend, API integration, or a complete AI-powered application, I can help turn your idea into a reliable production system.

Full Stack Python engineer with 4+ years of hands-on experience building production APIs, backend systems, and large-scale web scraping pipelines using Django, FastAPI, and Flask. I build agentic-first — Codex, Claude Code, and AI-assisted development are core to my daily workflow. ⬩ What I build: - REST APIs and backend systems: Django, FastAPI, Flask — clean architecture, production-grade - Frontend and UI: using JavaScript/TypeScript, React, Next.js - Web scraping & data extraction: Large-scale scrapers and ETL pipelines built for reliability at volume - AI/LLM integration: RAG systems, OpenAI/Claude API, Computer Vision wired into production - Third-party integrations: Stripe, Twilio, SendGrid and beyond - Workflow automation & Bots: n8n and AI-powered pipelines that eliminate repetitive manual work ⬩ Tech stack: Backend: Python · Django · FastAPI · Flask Database: PostgreSQL · MongoDB · Redis Infra: Docker · AWS · CI/CD AI/LLM: Claude · OpenAI · RAG · Computer Vision Scraping: Playwright · Scrapy · ETL Pipelines Other: Celery · Microservices · REST APIs ⬩ Why work with me: - End-to-end ownership without hand-holding - I ship faster using AI-native workflows - Smooth collaboration and clear communication Ready to build something production-ready? Message me and let's discuss your project.

Companies usually bring me in when they need more than just code. They need systems that are stable, scalable, and built with long term product growth in mind. I work with startups and growing businesses to turn complex ideas into production ready SaaS platforms, AI powered applications, automation systems, and data driven products that perform reliably in real world environments. Most of the projects I work on involve APIs, backend architecture, automation workflows, analytics, and AI integrations where clean engineering decisions matter from day one. Clients typically hire me to build MVPs fast without creating future technical debt architect scalable backend systems and APIs integrate complex third party services reliably implement practical AI workflows and automation stabilize existing production systems improve performance, scalability, and maintainability transform fragile platforms into dependable products I focus heavily on building clean and maintainable architecture so products continue to scale smoothly as usage grows. That includes SaaS platforms with admin dashboards and subscription systems AI powered applications using OpenAI, Claude, RAG pipelines, and intelligent workflows API driven platforms with multiple external integrations analytics and data visualization systems processing large datasets fintech, healthcare, and operational platforms where reliability is critical I work across the full stack from frontend experience to backend services, infrastructure, and data pipelines ensuring the entire system behaves predictably and remains maintainable over time. Platforms I Commonly Build SaaS Platforms Startup MVPs, internal business tools, admin portals, workflow systems, and scalable subscription based products. AI Powered Systems Applications integrating LLMs, AI agents, document processing, automation pipelines, semantic search, and retrieval systems. Data and Analytics Platforms Dashboards and reporting systems handling operational data, financial metrics, business intelligence, and real time analytics. API and Automation Infrastructure Systems connecting multiple third party platforms using APIs, webhooks, queues, and automation frameworks. Core Technologies Frontend Next.js React TypeScript TailwindCSS Backend Node.js Python FastAPI REST APIs Infrastructure and Data PostgreSQL Supabase Docker CI CD Pipelines AI and Automation OpenAI API Claude API AI Agents RAG Systems Zapier Make n8n Development Philosophy I focus on building production ready systems instead of temporary fixes. My approach is centered around clean and scalable architecture reliable API first system design predictable production behavior maintainable and extensible codebases reducing technical debt early building systems that teams can confidently scale If you are building a SaaS platform, an AI powered product, a data intensive dashboard, an automation heavy workflow system, or a platform with complex integrations and need someone who understands both technical architecture and product execution, I would be happy to discuss your project.

⭐⭐⭐⭐⭐ "The final result and customer satisfaction exceed expectations" - Gleb Goloborodko, Founder, GetCode ⭐⭐⭐⭐⭐ "Their team respects our internal situation while being proactive towards upcoming issues" - Pavol Norulak, Managing Director & Co-Founder, NSI I help product teams build backend systems that scale cleanly - multi-tenant SaaS platforms, B2B product backends, eCommerce infrastructure, and async event-driven architectures that stay reliable when traffic, data, and requirements grow. 𝗪𝗵𝘆 𝗰𝗹𝗶𝗲𝗻𝘁𝘀 𝗰𝗵𝗼𝗼𝘀𝗲 𝘁𝗼 𝘄𝗼𝗿𝗸 𝘄𝗶𝘁𝗵 𝗺𝗲 • Architecture-first thinking - the right design decision on day one prevents expensive rewrites later • Milestone-based delivery with demos and documentation at every stage - no black-box development • Early risk identification - scope and budget issues surfaced before they become problems • One senior developer who also manages the project - clear communication, no handoffs, no surprises • Long-term technical partnership mindset - accountable for outcomes, not just code delivery • Production-ready from day one: test coverage, CI/CD, structured logging, error monitoring Over 8 years, my team at Angle2 and I have shipped SaaS platforms, marketplaces, CRMs, B2B portals, analytics platforms, job boards, and payment-integrated products across fintech, eCommerce, and enterprise software - on time, within scope, with full documentation. My 14+ years in project management means you get senior development combined with predictable delivery 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 & 𝗦𝗮𝗮𝗦 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 • SaaS & B2B backends: multi-tenant architecture, tenant isolation, row-level security, role-based access control, OAuth / authentication, audit logging • eCommerce & marketplace systems: product catalogues, order management, inventory, payment flows, webhook event handling • Payment integrations: Stripe Connect (Standard & Express), subscription billing, split-payment flows, async webhook handling • APIs: Django REST Framework, FastAPI, RESTful API design, REST API, third-party integrations (Stripe, Twilio, OpenAI, Gmail API) • Async systems: AsyncIO, Celery, Redis, background workers, job scheduling, distributed event processing • Data processing: ETL pipelines, web scraping, PDF/document parsing, bulk CSV ingestion, data workflows • Cloud & DevOps: AWS, GCP, Azure, Docker, CI/CD (GitHub Actions, GitLab CI), structured logging, error monitoring 𝗔𝗜 & 𝗟𝗟𝗠-𝗽𝗼𝘄𝗲𝗿𝗲𝗱 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 • Intelligent assistants and AI-powered features using LangChain, OpenAI API, and RAG pipelines • Vector search and semantic retrieval: FAISS, Pinecone, vector database integrations • LLM workflows integrated into structured backend APIs with production stability • System architecture for AI-enabled products - reliable, scalable, maintainable 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 • SaaS MVP development - system architecture through production-ready deployment • Multi-tenant platform builds - data isolation, tenant management, subscription tiers • eCommerce backend development - marketplace logic, inventory, fulfilment integrations • Payment system integration - Stripe Connect, subscription billing, webhook pipelines • AI / LLM integration - LangChain, RAG pipelines, vector search, OpenAI API • Backend architecture audits and implementation roadmaps • PostgreSQL schema design and query optimisation • Django to FastAPI migration planning • AWS / GCP cloud architecture review and cost optimisation • CI/CD pipeline setup - production-ready from day one My background is senior Python backend development - 8 years of building SaaS platforms, B2B product backends, and eCommerce infrastructure using FastAPI, Django REST Framework, AsyncIO, Celery, PostgreSQL, Redis, AWS, and GCP. I focus on projects where architecture matters from day one - multi-tenant SaaS platforms, marketplace backends, B2B portals, and eCommerce systems where scale and reliability are not optional. Beyond core backend work, I integrate LangChain, RAG pipelines, and OpenAI API into production systems - built to be stable, maintainable, and part of a real product rather than a prototype. If you are building a SaaS platform, a marketplace, a B2B portal, or a payment-integrated product and need a senior Python backend developer who manages the delivery end to end - I would like to hear about it.

I build AI and Python backend systems for SaaS, healthcare, fintech, and data-heavy products. My work focuses on LLM applications, RAG systems, AI agents, FastAPI backends, healthcare AI workflows, voice AI systems, AI copilots, chatbots, and secure API integrations. I have 13,000+ Upwork hours, $300K+ earned, 100% Job Success, and Top Rated status. I focus on building AI systems that are not just impressive in a demo, but stable, secure, scalable, and useful in real production environments. My core work includes: - LLM applications using OpenAI, Claude, Gemini, LangChain, LangGraph, and LlamaIndex - RAG systems using Pinecone, pgvector, Qdrant, Weaviate, and other vector databases - Python backend development with FastAPI, Django, Flask, PostgreSQL, MongoDB, and AWS - AI agents, AI copilots, chatbots, internal assistants, and workflow automation tools - Voice AI systems using Whisper, Twilio, speech-to-text, and real-time backend workflows - Healthcare AI workflows, clinical assistants, medical data handling, EMR/EHR-related integrations - FinTech and data-heavy SaaS platforms involving analytics, reporting, automation, and secure APIs - Authentication, RBAC, logging, background jobs, API architecture, and cloud deployment Many AI projects fail because the backend, data flow, permissions, evaluation logic, and integrations are not properly designed. I focus on those parts early so the system can grow without needing to be rebuilt later. I am a good fit if you need someone who can: - Turn an AI idea into a practical technical architecture - Build a secure Python/FastAPI backend for your AI or SaaS product - Design RAG pipelines around real business, medical, financial, or internal data - Integrate AI into an existing healthcare, fintech, SaaS, or workflow-heavy platform - Improve an unstable AI prototype and make it production-ready - Work directly with your team and communicate clearly without overcomplicating things I can work hands-on as a Python AI backend engineer, and when a project needs broader support, I can also bring in AITIATE/Citrusbug’s AI, SaaS, cloud, QA, and product engineering team. If you are building an AI product and want it done properly, I’d be happy to review your requirements and suggest the best technical direction.

Hi, I’m Bilal A Full stack Developer with 8+ years of experience delivering robust, scalable, and high-impact solutions across diverse industries including healthcare, insurance, fintech, food tech, and transportation. 🧰 Tech Stack & Expertise Languages & Frameworks ✔️ Python (Django, Flask, FastAPI) ✔️ JavaScript / TypeScript (ES6+, React, Node.js, Next.js) AngularJS, PHP ✔️ Ruby, Ruby on Rails, Rust ✔️ Java (Spring Boot), .NET (.NET Core, C#) Databases & Search ✔️ PostgreSQL, MySQL, MongoDB, Elasticsearch, Redis Web3 & Blockchain ✔️ Ethers.js, web3.js, wallet integration (MetaMask, WalletConnect) AI & Data Engineering ✔️ Machine Learning, NLP, ASR, Computer Vision ✔️ Libraries: PyTorch3D, NumPy, Scikit-learn, pandas DevOps & Cloud ✔️ AWS, GCP, Azure ✔️ Docker, Kubernetes, CI/CD (GitHub Actions, GitLab, Bitbucket) ✔️ Serverless (Lambda), Microservices, Caching (Redis, CDN) Collaboration Tools ✔️ Jira, Confluence, GitHub, GitLab, Slack 🤖 AI-Enhanced Solutions While I’m a full-stack developer at heart, I bring AI-driven innovation to projects wherever it adds value. Whether it’s optimizing recommendation engines, automating workflows, or integrating NLP features into web apps, I’ve led ML-powered solutions that improved user experience and revenue without overcomplicating the tech stack. 🔧 How I Work ✅ Clear communication, proactive updates, and friendly collaboration ✅ Code that’s clean, scalable, and aligned with business goals ✅ Strong mentorship mindset helping teams grow while delivering value ✅ Comfortable with both fast-paced startups and structured enterprise environments ✅ Experienced in designing GraphQL and REST APIs for SaaS and real-time platforms 🌟 Why Clients Choose Me I treat every project like it’s my own, delivering quality, ownership, and precision I understand the intersection of technology and business I bring a track record of delivering on time, every time I believe in building solutions that last, not just quick fixes Let’s Work Together Whether you need AI integration, scalable backend architecture, or full product development, I’m ready to help bring your vision to life. Let’s connect and create something exceptional.

Python 3 · Django/REST · Flask · FastAPI · AsyncIO · PostgreSQL · CloudFlare · AWS Lambda · API Gateway · SQS · DynamoDB · S3 · Serverless Framework · Selenium · Playwright · BeautifulSoup4 · Custom ETL · Real-time Analytics A cloud-scaling wizard and backend specialist who builds scalable, secure, and maintainable cloud-native systems. With over 5 years of experience, I translate complex requirements into high-performance services - delivered on time and within budget. 🔧 Technical Expertise - Languages & Frameworks: Python 3 · Django/REST · Flask · FastAPI · AsyncIO - Cloud & Serverless: Google Cloud · AWS EC2 · AWS Lambda · API Gateway · AWS SQS · DynamoDB · S3 Bucket · Serverless Framework · AWS CloudFormation · CodeDeploy · AWS EventBridge · AWS SES - Automation & Data: Selenium · Playwright · BeautifulSoup4 · Custom ETL · Real-time Analytics · ScrapFly · ScrapingBee - Databases & Performance: PostgreSQL · MySQL · Redis · SQLAlchemy · Query Optimization · AWS RDS - DevOps & Best Practices: Docker · Bash · Git/GitHub Actions · Jenkins · Terraform/CloudFormation · TDD · Code Reviews 🚀 Key Achievements 1. Ultra-High Throughput Designed 15+ AWS Lambda microservices to process 500K+ concurrent requests - cut error rates by 40% and latency by 60%. 2. End-to-End Automation Built data-scraping pipelines across 100+ websites, slashing manual effort by 95% and enabling on-demand dashboards. 3. Serverless Analytics Engine Developed a cost-evaluation platform handling 10K+ scenarios in real time - saving clients over $500K in project spend. 4. Resilient Messaging Bots Launched Telegram bots with 99.9% uptime, delivering critical COVID-19 updates to 50K+ users and ensuring reliable outreach. 🤝 Collaboration & Delivery - Agile Mindset: Sprint planning, retrospectives, user-story grooming - Transparent Communication: Frequent updates, clear estimates, timely feedback loops - Quality First: Unit tests, CI/CD pipelines, thorough documentation 💬 Ready to Get Started? If you need a battle-tested engineer to architect, build, or optimize your Python-powered AWS systems, hit “Invite to Job” or send me a message - I’m eager to dive into your next challenge!

Businesses don't need another AI demo, they need reliable, production-ready solutions that solve real problems. I'm an AI and Backend Engineer with 5+ years of experience building intelligent applications, scalable backend systems, and AI-powered automation solutions across healthcare, finance, e-commerce, and industrial domains. My expertise spans the full development lifecycle, from solution architecture and model development to API design, deployment, and production scaling. Whether you're building a new AI product, integrating AI into an existing platform, or developing a robust backend infrastructure, I focus on delivering solutions that are practical, maintainable, and aligned with business goals. Core Expertise: - Generative AI & Large Language Models (LLMs) - Retrieval-Augmented Generation (RAG) - AI Chatbots & Conversational Assistants - LangChain & LlamaIndex Development - Computer Vision & Image Processing - Python Development (FastAPI, Django, Flask) - Backend Architecture & API Development - Machine Learning & Deep Learning Solutions - AI Model Deployment & Production Systems Recent project experience includes: • Developing AI assistants that retrieve, process, and reason over proprietary business knowledge bases • Building healthcare NLP systems capable of analyzing medical information and supporting preliminary diagnostic workflows • Creating computer vision applications for inventory management, quality control, object detection, and image segmentation • Implementing AI-powered financial advisory platforms that generate personalized insights and recommendations • Designing recommendation engines using deep learning architectures and behavioral data analysis Tech Stack: Python | FastAPI | Django | Flask | LangChain | LlamaIndex | PyTorch | OpenAI API | React | Next.js | JavaScript I can help with everything from initial architecture planning and proof-of-concept development to deployment, optimization, and long-term scaling. If you're looking for an engineer who can combine AI expertise with strong software engineering practices to build reliable, production-ready solutions, I'd be glad to discuss your project.

𝐒𝐞𝐧𝐢𝐨𝐫 𝐏𝐲𝐭𝐡𝐨𝐧 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 (Python, Django, FastAPI) with 10+ years building production Python backend systems, Python AI/LLM integrations, and Python automation. Top Rated Python Developer with 100% Job Success across 21 Python projects, $100K+ earned, and 3,900+ Python hours delivered. Most Python projects don't fail because the idea was weak. They fail because the Python API is slow, the Python automation breaks under real load, or the Python AI integration gives unreliable answers in production. That's exactly the part I fix as a Python expert. I'm Usman, a Python developer who has worked with startups and businesses across SaaS, fintech, healthcare, and AI, turning rough ideas into reliable Python products that are fast, secure, and built to scale. You won't just get code. You'll get a Python solution that actually moves your business forward. 𝐖𝐇𝐀𝐓 𝐈 𝐂𝐀𝐍 𝐃𝐎 𝐅𝐎𝐑 𝐘𝐎𝐔 𝐏𝐲𝐭𝐡𝐨𝐧 𝐀𝐈, 𝐋𝐋𝐌𝐬 & 𝐑𝐀𝐆 - Python LLM integration: OpenAI GPT, Anthropic Claude, Gemini, open-source models - Production Python RAG pipelines: chunking, embeddings, vector search, reranking, evaluation - Python AI agents and chatbots for sales, CRM, support, and workflow automation - LangChain, LangGraph orchestration in Python; Pinecone and vector databases - Accurate, reliable AI output tuned for production, not just "it works" 𝐏𝐲𝐭𝐡𝐨𝐧 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐀𝐏𝐈𝐬 - Scalable Python backend APIs with Django, Django REST Framework, FastAPI, Flask - Python SaaS architecture: multi-tenant, auth, billing, admin dashboards - Microservices and async processing with Celery, Redis queues, and webhooks - Solid database design: PostgreSQL, Redis, MongoDB - Third-party integrations: Stripe, Twilio, and REST/webhook APIs 𝐏𝐲𝐭𝐡𝐨𝐧 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐃𝐚𝐭𝐚 - Python automation systems and ETL pipelines built from scratch - Python web scraping and structured data delivery - No-code/low-code automation with n8n, Make, and Zapier 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬 - AWS, GCP, Docker, Kubernetes - CI/CD with GitHub Actions, monitoring, and long-term support 𝐑𝐄𝐒𝐔𝐋𝐓𝐒 𝐈'𝐕𝐄 𝐃𝐄𝐋𝐈𝐕𝐄𝐑𝐄𝐃 - Top Rated Python developer with 100% Job Success across 21 projects - $100K+ earned, 3,910+ hours delivered, strong long-term client retention - Delivered 2,258 hours of Python automation on a single long-term project - Diagnosed and fixed critical Python issues fast on stuck or broken projects 𝐖𝐇𝐘 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐖𝐎𝐑𝐊 𝐖𝐈𝐓𝐇 𝐌𝐄 - Fast, clear communication with no guesswork - Reliable delivery with no missed deadlines - Production-ready Python solutions built to last - Long-term support after delivery 𝐀𝐕𝐀𝐈𝐋𝐀𝐁𝐈𝐋𝐈𝐓𝐘 Timezone GMT+5, with flexible overlap for US, UK, and EU hours. Full-time, part-time, or project-based, ready to start within days. 𝐀𝐃𝐃𝐈𝐓𝐈𝐎𝐍𝐀𝐋 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄 - Python performance optimization, debugging, and code refactoring for legacy systems - API integrations, payment gateways, and real-time data processing in Python - Technical consulting, code reviews, and architecture planning for Python projects Whether you want to build a new Python project, fix a stuck Python project, or scale your existing Python system, send me a message and let's discuss how my Python expertise can help. I deliver clean, production-ready Python code with long-term support, so your Python solution keeps performing long after delivery.