Osama M.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Oct 26, 2026.

Need a developer who can fix complex bugs, improve performance, or build a feature from scratch? With 6+ years of software engineering experience, I help businesses turn technical challenges into reliable, production-ready solutions. My expertise spans Node.js, React, React Native, backend development, and cloud infrastructure. I take ownership of problems, focus on practical solutions, and build software designed to work reliably in production. What I Bring to Your Project 🚀 Production Experience — Expensify Contributed to core production features, including chat search optimization, accessibility improvements, and media playback. 🛠️ Startup & End-to-End Development — Mansour Built a startup's software from the ground up, developing Node.js backends, database integrations, and deployments using Docker and Kubernetes. ⚙️ Full-Stack & Infrastructure Expertise Comfortable working across the stack, from designing backend APIs and building user interfaces to troubleshooting deployments and improving infrastructure. How I Can Help You Fix complex bugs and troubleshoot existing applications. Build new features from concept to production. Develop and integrate backend APIs. Build web and mobile applications using React and React Native. Optimize application performance and database operations. Configure Docker-based deployments and cloud infrastructure. Have a technical challenge or a feature you need built? Let's discuss your project and find the right solution.