Nouman K.

🏆 Designed and developed a production-ready cross-platform mobile application for a fitness startup using React Native, helping them launch simultaneously on iOS and Android from a single codebase. The application enables users to create personalized workout plans, receive AI-powered fitness recommendations, track daily progress, manage subscriptions, and interact with an intelligent virtual coach. From initial architecture to App Store deployment, I handled the complete development lifecycle, focusing on performance, scalability, and an intuitive user experience. My Responsibilities : • Developed the complete React Native application from scratch • Built reusable, scalable, and maintainable components • Integrated Firebase Authentication and Firestore • Connected REST APIs and OpenAI API • Implemented Stripe subscription payments • Added push notifications and real-time chat • Optimized application performance and startup time • Published the application to the Apple App Store and Google Play Store Key Features : ✅ AI Fitness Assistant ✅ Personalized Workout Plans ✅ Nutrition Recommendations ✅ Subscription Management ✅ Secure Authentication ✅ Real-Time Chat ✅ Push Notifications ✅ Progress Tracking ✅ Offline Support ✅ Cross-Platform (iOS & Android) Technology Stack : Mobile: React Native, TypeScript Backend: Node.js, Express Database: Firebase Firestore Cloud: Firebase Cloud Functions Integrations: OpenAI API, Stripe API, Firebase Cloud Messaging Tools: Git, Figma, Postman Results : ✔ Single codebase for both Android and iOS ✔ Smooth, responsive user experience ✔ Production-ready architecture ✔ Successfully deployed to both app stores