Amna S.

Top Rated React Native Developer and Mobile App Developer with 100% Job Success, $40K+ earned on Upwork, and 5-star reviews from every client. I build, fix and launch iOS and Android apps with React Native and Expo, from MVP to live on the App Store and Google Play. If you need a React Native developer to start a new app, finish a stuck project, fix bugs in a live app, or get your app approved on the stores, this is the work I do every day. WHAT I CAN DO FOR YOU - React Native and Expo app development for iOS and Android from one codebase - Finish incomplete apps: I took over an 80%-complete app abandoned for months and got it live on the App Store - React Native bug fixes, crashes and performance issues in existing apps - App Store Connect, TestFlight and Google Play Console submission, including fixing review rejections until approved - AI mobile app development: OpenAI and ChatGPT features inside iOS and Android apps - Payments and subscriptions: Stripe, PayPal and In-App Purchases - Firebase and Supabase backends, REST API integration, push notifications - Real-time features: live GPS tracking, Firebase sync and WebRTC LIVE APPS I'VE BUILT OR WORKED ON - Istobiologics: healthcare workflow app with secure logins and real-time data sync, live on the App Store - OptiCity: ride-hailing and booking app with live GPS tracking and push notifications, live on the App Store - Meditation app: background audio and PayPal payments, live on Google Play with paying users - Strollio: React Native app that turns social media reels into maps TECH STACK React Native, Expo, JavaScript, React, Node.js, Firebase (Firestore, Auth, Cloud Messaging), Supabase, REST APIs, Stripe, PayPal, In-App Purchases, OpenAI API, WebRTC, Google Maps and GPS, push notifications, TestFlight, App Store Connect, Google Play Console HOW I WORK - Before coding: we agree on scope and milestones, so you don't pay for rework - During the build: daily updates, a short Loom video at every milestone, and calls when you need them - Testing on real iPhone and Android devices, then TestFlight and Play internal testing before release - After launch: you own all code and accounts, and I stay available for updates and maintenance Clients hire me when they need a React Native Mobile App Developer who takes ownership, communicates clearly and doesn't go quiet mid-project. Send me your app idea, your current codebase or the bug you're facing. I'll review it and reply with an honest assessment and a clear next step.