Muhammad Usman R.

Full-stack developer (Next.js, React, Node.js) building SaaS MVPs with Stripe billing and AI features, and taking AI-built prototypes to production. I built and run detectly.pro, a live AI SaaS with Stripe usage billing and paying customers. For clients I've delivered Node.js/MongoDB backends, React admin dashboards, an AWS S3 video-upload migration in TypeScript, browser-automation SaaS tools, and Chrome extensions connected to SaaS backends. WHAT I BUILD - SaaS MVPs: auth, multi-role dashboards, Stripe subscriptions and usage billing, admin panels, emails, deployment - Next.js and React apps: fast, responsive, connected to your APIs - Node.js and NestJS backends: REST APIs, webhooks, MongoDB, PostgreSQL and Supabase - AI features: OpenAI and Claude for chat, generation, search and automation - Prototype to production: cleaning up and securing apps built with Lovable, Bolt or Cursor - Chrome extensions (Manifest V3) and browser automation with Puppeteer and Playwright HOW I WORK - I review your codebase or spec first and send a short plan with an honest estimate - Small milestones you can test as we go - Fast replies and clean, documented code another developer can pick up WHAT CLIENTS SAY "Usman is an exceptional Full-Stack Developer. He architected and built a complex browser automation SaaS with outstanding communication and high-quality scalable code." "Usman is a true expert in Chrome Extension development and browser automation. The extension and MERN dashboard exceeded expectations." Top Rated · 100% Job Success Tech: Next.js, React, TypeScript, Node.js, NestJS, Express, MongoDB, PostgreSQL, Supabase, Stripe, OpenAI API, Claude API, Firebase, AWS S3, Tailwind CSS, Puppeteer, Playwright Send me your project details or repo link, and I'll reply with a plan and estimate.