Troubleshoot and fix production crashes, build errors, and performance bottlenecks in React Native and Expo apps. I debug Xcode, CocoaPods, and Gradle build failures, resolve TestFlight crashes, fix memory leaks, optimize rendering FPS, and resolve App Store rejections.

Whether you are facing crashes, white screens, navigation issues, memory leaks, slow performance, or build failures, I will identify the root cause and deliver a reliable production-ready solution.

What’s included: ✔ React Native bug fixing ✔ Crash debugging & resolution ✔ Performance optimization ✔ UI glitch fixes ✔ Navigation issue fixes ✔ Memory leak detection ✔ API & state management debugging ✔ Android & iOS issue resolution ✔ TestFlight crash fixes ✔ Firebase Crashlytics integration ✔ App startup optimization

I can help fix: • App stuck on splash screen • Random crashes & freezes • TestFlight app crashes • Android build failures • iOS build issues • Navigation bugs • White screen issues • Slow app performance • Memory leaks

Supported Tools & Integrations: Firebase Crashlytics, Sentry, Expo, React Native CLI, Xcode, Android Studio