I ship production software end to end — Flutter apps, React/Next.js frontends, Laravel/PHP and Node.js backends — with AI, Stripe and ERP integrations that move business metrics, not just code.
Open to select freelance & consulting · Riyadh, Saudi Arabia
A rare combination in one developer: I build Flutter mobile apps and integrate Odoo ERP — including Flutter apps powered by Odoo backends — so you do not need to hire two specialists. Freelance Flutter and Odoo developer based in Riyadh, Saudi Arabia, working with clients worldwide.
5+ years shipping software · 50+ projects delivered · 100% job success on Upwork · Top Rated Plus Upwork freelancer · <100ms API response targets
Outcome-focused engagements for founders and teams — from first commit to production, with a clear scope and a fast reply.
Web and mobile apps end to end — Flutter and React/Next.js frontends with Laravel, PHP or Node.js/NestJS backends on MySQL and PostgreSQL, shipped to production on Firebase or AWS.
Practical AI inside your product: chat assistants, document intelligence and workflow automation with Claude, GPT and Gemini — grounded on your own data with RAG.
Connect your business systems: Odoo customization, CRM pipelines, inventory and accounting flows, and reliable two-way syncs between your product and your back office.
Stripe subscriptions and billing done right, Airtable-driven operations, and third-party API integrations that remove manual work from your team's week.
REST and GraphQL APIs engineered for speed — caching, query optimization and load testing, with response times tuned well under 100 ms.
I'm Haseeb, a senior full-stack engineer based in Riyadh. Over the last five-plus years I have shipped software across the whole stack: cross-platform Flutter apps, React and Next.js frontends, and Node.js, NestJS and Laravel backends, deployed on Firebase, AWS and containerized infrastructure.
As a Top Rated Plus freelancer on Upwork I have delivered 50+ projects with a 100% job success rate — e-learning platforms, booking portals, AI-powered analytics tools, and Odoo ERP, Stripe and Airtable integrations. Lately I spend my time putting LLMs into real products and tuning APIs for sub-100ms response times.
Off the clock you will find me playing cricket or hanging out on StackOverflow, Discord and GitHub.
2025 — Present · Riyadh, Saudi Arabia
Leading full-stack product development — Laravel/PHP and MySQL services, Odoo ERP and CRM integrations, React/TypeScript frontends and AI-assisted workflows.
2024 — 2025 · Riyadh, Saudi Arabia
Built the LUXUS Portal: customer-facing and operations platform for a luxury experiences company — Next.js frontends, NestJS backend services, dashboards and internal tools.
2022 — 2024 · Remote
Full-stack product engineering across Laravel and modern JavaScript stacks; integrated quickly into existing teams to speed up delivery.
2020 — Present · Remote
50+ delivered projects with a 100% job success rate: e-learning platforms, booking systems, scrapers, dashboards and mobile apps for clients worldwide.
BS Computer Science — COMSATS University Islamabad
LLM-powered auditing tool for fleet camera installations. Upload Excel sheets or paste raw logs to get live quality dashboards, technician benchmarks and conversational compliance audits via Gemini 2.5 Flash — all client-side, no backend. TypeScript, React, Gemini 2.5, SheetJS.
Customer and operations portal for a luxury experiences company: booking flows, admin dashboards and a NestJS service layer. Professional work — code private. Next.js, NestJS, TypeScript, PostgreSQL.
Online learning platform with course delivery, student management and payments — Angular frontend backed by a Node.js API. Professional work — code private. Angular, Node.js, MongoDB.
The site you are looking at: Flutter web with Riverpod, go_router, Firebase Hosting and CI/CD through GitHub Actions — localized into 11 languages. Flutter, Dart, Firebase, GitHub Actions.
C++ computer-vision pipeline for detecting manufacturing defects in images — classic CV techniques tuned for speed. C++, OpenCV.
Collection of production scrapers for data-extraction jobs — resilient parsing, retries and clean structured output. Python, BeautifulSoup.
Haseeb is a very good partner to work with. He's motivated, knowledgeable and always speaks out his thoughts and opinions, which is very valuable when building good software products. He can be integrated very fast in an existing development team to speed up the project.
Let's connect and build something amazing together! Feel free to reach out for collaborations, opportunities, or just to have a chat about technology.
I usually reply within 24 hours.