Python developer specialising in web scraping, automation pipelines, and Django backends. I build systems that collect, clean, and structure data & backends that run reliably in production. Recent work includes a real estate public records scraper cross-referencing court filings against county assessor data, a crypto trading platform built on Django/Celery/PostgreSQL/Redis, and a 380,000+ record stock market data pipeline for the Pakistan Stock Exchange. I use Claude Code as a core part of my workflow, which means faster delivery without sacrificing code quality. I understand every line that goes into production. What I build: • Web scrapers: Playwright, BeautifulSoup, stealth/anti-bot handling • Automation pipelines: scheduled tasks, Celery, APScheduler • Django REST APIs and backends • Data extraction and structured output (CSV, Excel, JSON) • PostgreSQL with indexing and performance optimization CS50x (Harvard), Claude 101 (Anthropic), Boot.dev Python/SQL/Linux path. I respond within a few hours and deliver on the timelines I commit to.

I’m a backend-focused Full Stack Software Engineer with 4+ years of experience building APIs, database-driven systems, automation workflows, AI integrations, and production-ready backend platforms. My strongest areas are Supabase/PostgreSQL, REST APIs, Node.js, Python, TypeScript, Stripe, webhooks, automation workflows, Docker, Linux, and backend architecture. Recently, I worked on a Supabase/PostgreSQL-based payment and pricing engine with seasonal pricing, tier-based rules, override logic, PostgreSQL functions/triggers, and optimized database views. I’ve also built event-driven systems using Supabase Edge Functions, PostgreSQL triggers, Stripe subscriptions, onboarding automation, and third-party API integrations. I can help with: - Supabase backend development, RLS policies, Edge Functions, migrations, auth, and storage - PostgreSQL schema design, functions, triggers, views, indexes, and performance optimization - REST API development using Python, Node.js, NestJS, Express, Flask, and TypeScript - Stripe payments, subscriptions, webhooks, paywalls, and access control - API integrations, webhooks, Make .com/n8n-style workflows, and backend automation - Python scripting, data extraction, CSV/JSON processing, and scheduled jobs - Production debugging, Docker/Linux deployments, Nginx/Caddy, CI/CD, and server configuration - AI/LLM integrations, prompt workflows, structured outputs, and AI-assisted backend features A few highlights: - Winner of the Safaricom Ethiopia M-Pesa SDK Challenge, Python category - Built a Python SDK for M-Pesa APIs including STK Push, C2B, B2C, authentication, callbacks, and transaction handling - Worked on LLM model training and evaluation for ByteDance Seed Model 1.6 - Built and maintained Supabase/PostgreSQL systems with RLS, Edge Functions, triggers, and event-driven workflows - Managed Docker-based services including n8n and Metabase, with secure reverse proxy setup using Nginx/Caddy I’m best suited for projects where clean backend logic, data integrity, reliability, automation, and practical problem-solving matter.

Hey there! I’m AbuBakar; a Full-Stack web mobile and cloud engineer specialising in building and scaling SaaS platforms, mobile apps, and AI-powered systems from MVP to enterprise level. I help startups and growing businesses turn ideas into production-ready digital products with strong architecture, clean code, and scalability in mind. My experience spans web, mobile, cloud, and AI; delivering systems designed for performance, reliability, and long-term growth. What I Do 📱 Mobile App Development ➡️ React Native, Flutter, Expo 💠 Cross-platform iOS & Android apps 💠 Secure auth, push notifications, offline mode 💠 CI/CD with Expo EAS, Codemagic, GitHub Actions 💠 App Store & Play Store deployment 💻 Web & SaaS Development ➡️ Backend: Django, FastAPI, Node.js, Flask ➡️ Frontend: React.js, Next.js, Angular 💠 Multi-tenant SaaS architecture 💠 Subscription billing (Stripe, PayPal, RevenueCat) 💠 Role-based access, audit logs, secure REST APIs 💠 Scalable API-first systems 🤖 AI & Intelligent Systems 💠 ML model integrations 💠 NLP chatbots & conversational workflows 💠 Predictive analytics dashboards 💠 Automation & data-driven features ☁️ Cloud & DevOps ➡️ AWS, Google Cloud ➡️ Docker, Kubernetes, Terraform ➡️ CI/CD pipelines, autoscaling, monitoring & optimization 🗄 Databases & Integrations ➡️ PostgreSQL, MongoDB, SQL Server, Firebase ➡️ Payments, CRMs, analytics, messaging, real-time systems Why Clients Work With Me ✔ End-to-end ownership (idea → build → deploy → scale) ✔ Clean, scalable, production-grade architecture ✔ Strong product thinking, not just development ✔ Clear communication & reliable delivery If you’re looking for a developer who can architect properly, ship efficiently, and scale confidently, let’s build something great.

I'm a senior full-stack engineer with 12+ years of experience building SaaS platforms, workflow automation systems, and integration-heavy backend services used by real businesses at scale. My core work lives at the intersection of backend architecture and product delivery designing multi-tenant systems, API-first platforms, document processing pipelines, and operational dashboards that teams actually rely on. What I've built: A bookkeeping automation platform with OCR extraction, OpenAI enrichment, and QuickBooks sync via QBWC/QBXML (FastAPI + PostgreSQL + React + Electron) A logistics operations platform managing dispatch workflows, lifecycle tracking, and RBAC across multiple user roles Backend systems supporting 5,000+ concurrent users, processing 1,500+ daily orders, and handling 10,000+ data entries/day Where I add the most value: SaaS platform architecture (multi-tenant, RBAC, workflow engines) API orchestration and third-party integrations (REST, GraphQL, OAuth/JWT, Stripe) AI-powered pipelines (OpenAI APIs, structured extraction, document intelligence) CRM-style systems, ERP dashboards, and operations tooling Stack: Python (FastAPI), Node.js, React, Next.js, TypeScript, PostgreSQL, MongoDB, AWS, Supabase, GraphQL I work best on projects where architecture decisions matter not just feature delivery. If you're building something that needs to scale, integrate cleanly, and be maintained long-term, let's talk.

900+ hours on Upwork, 100% Job Success, Top Rated, Python backend developer who ships FastAPI and PostgreSQL services that actually hold up in production. I work with founders and small teams who want clean, tested code they can extend later, not throwaway scripts that need rewriting in six months. CORE SERVICES → FastAPI backends with PostgreSQL, async, Pydantic, Alembic, transactional safety → Automation scripts and API integrations, payments, scraping, scheduled jobs → Desktop apps in PyQt, Tkinter, Streamlit, Electron → Backend audits, code reviews, refactors, debugging existing systems → Full-stack add-ons with React and Tailwind when needed HOW I WORK Clean code, tests first, type hints, small functions, named clearly. SOLID and CD as practice, not buzzwords. I tell you when a request is going to cost more than it should, and I do not disappear mid-contract. Send a message with what you are building or what is broken, and I will tell you honestly whether I am the right fit.

Principal Full Stack AI Engineer with 10+ years shipping production AI Agents and LLM systems on OpenAI, Anthropic Claude, and Llama. OpenClaw specialist building custom skills, plugins, multi-channel gateway deployments. I've helped startups raise $20M+ turning prototypes into platforms that scale to millions. If you're a founder, CTO, or product lead tackling a serious build, this is for you. What I Really Do (and Why Teams Bring Me On) Most folks reach out after their MVP buckles under real traffic, their last dev left behind spaghetti code, AI features flop in production, or the backend just can't keep up with growth. I've been there, fixed it all. What I focus on: - AI-driven SaaS (Machine Learning ML, LLMs, chatbots, voice AI, smart automations, OpenAI , Anthropic, Meta Llama) - Scalable web apps (Next.js, React, Node, Python, Ruby, GO) - Cloud and infra (AWS, Vercel, serverless, queues, robust APIs) - Highly secure enterprise architecture (microservices, cloud, CI/CD, AWS,Azure, GCP) - Full-stack implementation from frontend to cloud deployment I don't just crank out code. I build systems that scale with your business, because I've seen what happens when they don't. My clients frequently mention my expertise in AI systems, scalability, and AWS cloud services in their feedback.: ⭐⭐⭐⭐⭐ - 5 Star Rating Faizan Ali - Founder & CEO Project: Lethub - Real Estate AI Sales Agent & CRM "Faizan enabled us to raise the $1M Seed Funding round which has taken Lethub to new heights. He helped us build a reliable AI system yet with cost efficiency. I highly recommend Muhammad Faizan openly being a startup founder my self " ⭐⭐⭐⭐⭐ - 5 Star Rating Mardo Iknadiossian - Founder & CEO Project: Autonomous & Self decision making Web3 AI Agents "Muhammad was a pleasure to work with and he did a great job getting us started in our AI journey. Muhammad always made himself available when we need to chat. He was flexible with our work requirements." ⭐⭐⭐⭐⭐ - 5 Star Rating Mark - Founder Project: PathSim - AI Calling Agent "Muhammad was instrumental in implementing the details of our AI Calling SaaS application. He's an excellent coder with strong expertise in building services on AWS. We especially appreciated his availability to chat about ideas and jump on calls, which greatly facilitated the project's progress. We'll definitely be hiring him again for our next project." ⭐⭐⭐⭐⭐ - 5 Star Rating Jesse Oulet - Founder & CEO Project: Leadmagic - Leading GTM AI Tool & Clay Partners "Muhammad , he is the right guy for sure. He built a million row enrichment processor which took us on top of the GTM Waterfall with an excellent resilience and scalability on top Cloudflare infrastructure. I highly recommend him for top-notch Enterprise problem solving" ⭐⭐⭐⭐⭐ - 5 Star Rating Jason - Co-founder Project: Memo Cards "Faizan delivered good work on this project and I enjoyed working with him. His communication was top-notch, always prompt and fast. He met most deadlines and his skills were strong. At one point, I needed assistance with a task outside his expertise, and Faizan was very forthcoming about it. He helped me find additional resources to support the work efficiently. I learned many things from Faizan during this project. Overall, I think he is good, and I appreciate his professionalism. I look forward to collaborating with Faizan again in the future." How We Work Together I skip "just build it" gigs. I partner with teams who value: - Architecture that grows - Clean data flows and APIs - AI that delivers in the wild - Code that lasts beyond six months My approach? Simple and proven: - Dive into your product, users, and growth targets - Sketch the architecture that fits - Ship clean, battle-ready code - Hand off a foundation you can build on forever OpenClaw & AI Agent Specialization: Custom OpenClaw skill development (SKILL.md authoring, tool orchestration), plugin building on the OpenClaw SDK, gateway deployment and hardening (Docker, VPS, Hetzner, AWS), multi-channel integration across WhatsApp, Telegram, Slack, Discord, Signal, and iMessage, scheduled task That's why clients stick with me for the long haul. Who I Click With Hire me if: - You're crafting SaaS, AI, or automation that needs to perform - Scale, reliability, and speed matter - You want a collaborator, not a code monkey - You're in it to build a real, thriving business My Toolkit (For the Tech Curious) AI & Agents: OpenClaw (skills, plugins, gateway), LangGraph, CrewAI, AutoGen, OpenAI, Anthropic Claude, Llama, Retell, Vapi, LiveKit, MCP Servers, RAG, LangChain Full Stack: Next.js, React, Node.js, TypeScript, Python, FastAPI, Django, Ruby, Go Data & Infra: PostgreSQL, MongoDB, WebSockets, AWS, Azure, GCP, Vercel, Serverless, Docker Ready to Chat? If you're building something that counts and need it to scale without drama hit me a Message. Let's talk your product. I don't trade hours; I deliver systems that push your business ahead.

I am a senior software engineer with 10+ years of experience delivering robust, high-performance solutions across Microsoft, Cadence, and Oracle. My core expertise spans C++ development, backend architecture, and scalable data systems. In my freelance work, I’ve recently built production-grade backends for fintech/crypto clients, including a Crypto Data API (FastAPI · Redis · PostgreSQL) that unified multiple providers (CoinGecko, CryptoQuant) into normalized endpoints. The system featured background workers, Redis caching for sub-200ms responses, Postgres persistence for analytics, and secure access controls with rate limiting and admin tooling. I specialize in: ---Modernizing legacy codebases (C++/backend refactoring). ---Designing high-throughput APIs with FastAPI/NestJS. ---Integrating distributed workflows with Kafka & real-time data. ---Building resilient storage layers in Postgres, MongoDB, and Redis. I work with precision, accountability, and a strong focus on reliability and scalability. Whether extending thick client applications, designing APIs, or integrating complex data pipelines, I ensure production-grade quality with minimal supervision. Typical Workflow: Requirement clarification → Architecture & planning → Incremental development → Regular demos/updates → Production-ready delivery. Skills Snapshot: Languages: C++ (11/14/17/20), Python, TypeScript Frameworks: FastAPI, NestJS, Qt, React Data: PostgreSQL, MongoDB, Redis, Kafka Cloud & Tools: Docker, GitHub Actions, DigitalOcean What You Get - Clean, well-structured code with documentation - Production-ready APIs and data pipelines - Transparent communication and regular updates - Focus on reliability, scalability, and maintainability - Iterative, collaborative approach that adapts as requirements evolve

With strong hands-on experience of 10+ Years in Odoo ERP/CRM implementation and customization, I specialize in aligning the system with real business processes—so it actually works in day-to-day operations, not just on paper. I help businesses streamline operations, automate workflows, and scale efficiently using Odoo. From initial setup to advanced customization and integrations, I deliver practical, scalable, and user-friendly Odoo solutions using various Odoo versions, including 8.0 through 19.0. 🚀 What I Do Best ⚙️ Odoo Implementation ✅ End-to-end implementation of Odoo ✅ Business process mapping and system configuration ✅ Multi-company, multi-warehouse setups ✅ Data migration and user training 🔧 Odoo Customization & Development ✅ Custom module development ✅ Workflow automation and process optimization ✅ Custom reports and dashboards ✅ UI/UX improvements for better usability 📦 ODOO ERP Modules Expertise ✅ Sales, CRM, Purchase, Inventory ✅ Manufacturing (MRP, subcontracting) ✅ Accounting and invoicing ✅ HR and payroll 🔗 Integrations & Automation ✅ API integrations with third-party systems ✅ eCommerce integrations (Shopify, WooCommerce, etc.) ✅ Payment gateway and logistics integrations ✅ Automation of repetitive workflows 🧩 Types of Projects I’ve Worked On ✅ Full ERP implementation for manufacturing and trading businesses ✅ CRM setup for sales pipeline and lead management ✅ Inventory and warehouse management systems ✅ Odoo customization for industry-specific workflows ✅ System integration across ERP, CRM, and external platforms 💡 Business Impact Delivered ✅ Reduced manual work through automation ✅ Improved inventory and order visibility ✅ Streamlined sales and operations processes ✅ Scalable systems supporting business growth 🛠️ Technical Expertise ✅ Odoo (Community & Enterprise) ✅ Python, PostgreSQL ✅ Odoo Studio, ORM, QWeb ✅ REST APIs and integrations 𝐎𝐃𝐎𝐎 𝐜𝐮𝐬𝐭𝐨𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 𝐢𝐧𝐜𝐥𝐮𝐝𝐞: ⟷⟷⟷⟷⟷⟷⟷⟷⟷⟷⟷ ✅ Odoo Accounting ✅Odoo Sales ✅Odoo Inventory ✅Odoo HR ✅Odoo Payroll ✅Odoo Timesheets ✅Odoo Purchasing ✅Odoo Manufacturing ✅Odoo POS ✅Odoo Helpdesk, etc. 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐒𝐞𝐫𝐯𝐞𝐝 𝐰𝐢𝐭𝐡 𝐎𝐃𝐎𝐎: ⟷⟷⟷⟷⟷⟷⟷⟷⟷⟷⟷ ✅ Manufacturing ✅ Real Estate ✅ Laundry Service ✅ Education ✅ Healthcare ✅ Retail & eCommerce ✅ Hospitality ✅ Logistics & Transportation 𝐂𝐚𝐩𝐚𝐛𝐢𝐥𝐢𝐭𝐢𝐞𝐬 𝐚𝐫𝐨𝐮𝐧𝐝 𝐎𝐃𝐎𝐎 𝐌𝐨𝐝𝐮𝐥𝐞𝐬: ⟷⟷⟷⟷⟷⟷⟷⟷⟷⟷⟷⟷ ODOO Operations Apps: - Accounting Apps - Project - Human Resources - Inventory - Purchase - Manufacturing - Helpdesk - Field Service 𝐎𝐃𝐎𝐎 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐢𝐯𝐢𝐭𝐲 𝐀𝐩𝐩𝐬: ⟷⟷⟷⟷⟷⟷⟷⟷⟷ - Communication - Timesheet - Planning - Events - Marketing - Approvals - Appointments - Documents 𝐎𝐝𝐨𝐨 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐞𝐝 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: I have developed multiple apps and integrated them with Odoo for various purposes. This includes apps developed in React that work on both Android and iOS, and mobile apps that function offline and sync with Odoo once connected to the internet. 𝐎𝐝𝐨𝐨 M𝐨𝐛𝐢𝐥𝐞 A𝐩𝐩𝐬: ✅Maintenance App ✅Customer App ✅Helpdesk App ✅Delivery App 🤝 Why Work With Me ✔ Strong functional + technical understanding of Odoo ✔ Focus on real business processes (not just configuration) ✔ Clean, scalable customization ✔ Reliable communication and on-time delivery If you're planning to implement, customize, or scale your Odoo ERP system, let’s connect and build a solution that works for your business.

💼 12+ Years Experience 🏆 Top Rated Plus (Top 1%) on Upwork 📈 7000+ 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.

From database design to Power BI dashboards — I deliver fast, reliable, and insight-driven data systems. I’ve helped 50+ companies optimize queries, automate ETL, and scale analytics with Microsoft SQL Server, SSIS, SSRS, SSAS, Power BI and Domo. Performance-focused | Cloud or on-prem . Contact me to get started WHAT I CAN DO FOR YOUR BUSINESS RELIABLE DATABASES (Microsoft SQL Server, PostgreSQL, MySQL, and more) Design and optimize SQL Server databases so your queries run faster, smoother, and at scale. Create business logic and build complex queries and stored procedures in T-SQL PERFORMANCE TUNING & OPTIMIZATION Identify bottlenecks and fine-tune SQL queries, indexes, and execution plans for maximum performance and reliability. FAST DATA PIPELINES (SQL Server Integration Services (SSIS)) Automate extraction, transformation, and loading of data (ETL)— clean and up-to-date data with zero manual effort. FLEXIBLE ANALYTICS MODELS (SQL Server Analysis Services) Build OLAP cubes and semantic models that allow decision-makers to analyze data from any angle. INSIGHTFUL DASHBOARDS & REPORTS (SQL Server Reporting Services (SSRS), Power BI, DOMO) Deliver clear, actionable visualizations that drive decisions based on facts, not guesswork. MY TOOLBOX Databases: MS SQL Server, PostgreSQL, Google Spanner, Google BigQuery, MySQL, Oracle Microsoft BI: SSIS, SSRS, SSAS, Power BI Other BI tools: DOMO (MajorDomo certified), Oracle Hyperion BI, SAP BI Languages: T-SQL, PL/pgSQL, other SQL dialects, MDX, Python, R Modeling: IDEF0/1/1X/3, UML, DFD (BpWin, ErWin, Rational Rose) LET’S TALK ABOUT YOUR PROJECT