Qasim H.

React Native & Next.js developer shipping AI products to the App Store, Play Store, and web. Top Rated Plus | 100% Job Success | $80K+ on Upwork | 4,500+ hours. I currently work as a Senior Full-Stack Engineer on a US remote product team, owning core delivery for Agenticly — React Native app, Vite web app, and Firebase Functions. Live AI product with ~25,000 users across iOS, Android, and web. WHAT I'VE SHIPPED • Agenticly — AI crypto research assistant (React Native + Vite + Firebase). Live on App Store, Play Store, and web. Claude/OpenAI, RevenueCat, Stripe, 100+ payment transactions, ~25K users. • Kitty Nip — Location-based social app, 10,000+ Play Store downloads. Full product ownership including backend, IAP policy updates, Google Vision moderation. • Qubio — 18-month QR/NFC digital identity ecosystem: React Native app, Next.js dashboard, D3.js analytics, RevenueCat. • CatChat — AI companion web app (Next.js + Firebase). • BugMapper — Agri-tech analytics across 2 greenhouse sites: disease tracking, trap mapping, chemical logging. • Innerverse — React Native mood insights app with AI; live on Google Play. • Dealflow AI — Full-stack CRM (Next.js, Expo, Supabase) with AI features. STACK Mobile: React Native, Expo, TypeScript, Redux Toolkit, Zustand, EAS Build / OTA Web: Next.js, React, Vite, Tailwind CSS Backend: Node.js, Firebase, Supabase, PostgreSQL, MongoDB, GraphQL, REST AI: OpenAI, Claude, Whisper, Deepgram Payments: RevenueCat, Stripe, in-app purchases Real-time: WebRTC, Socketio, Firebase HOW I WORK I own architecture through release — mobile, web, backend, store submissions, and production fixes. If you need React Native, Next.js, or AI product work that ships to production, send the problem, timeline, and constraints.