React Native: Native Android: Native iOS: Other Cross-Platform Frameworks: Flutter (Dart), NativeScript, Vue Native Test Automation & Analytics: Integration of 3rd party services: - Firebase Database / Firestore, Analytics - FCM, Onesignal for push notification - Google Map, MapBox, Location, Geofencing, Direction, Calendar APIs - Cloudinary SDK for media upload - various payment sdks - QR Code, Document Scan (Firebase ML Kit, BlinkReceipt, Tesseract)