Polish AI Fitness App for Launch

I'm looking for a senior React Native (Expo), TypeScript, and Firebase developer to refine my AI fitness app currently on TestFlight. The app needs to be prepared for App Store launch. Key tasks include:... (Budget: ₹12500 - ₹37500 INR, Jobs: App Development, App Store Optimization, Creative Design, Graphic Design, Mobile App Development, React Native, User Interface / IA, Website Design)