I have extensive experience in below:
==> Mobile App Development:
Flutter, React Native
Flutter:
1. Flutter Framework: Flutter widgets, state management, and building responsive user interfaces.
2. Dart Programming, UI/UX Design
3. Firebase Integration,State Management
4. RESTful APIs, Third-Party Libraries and Packages
5. Version Control and Collaboration
React Native:
1. React Native, Redux, Expo, Firebase.
2. Rest API using NodeJS & Firebase Admin SDK etc.
3. Integrate Firebase Auth (Email/pass, Facebook, Google, Twitter).
4. Integrate Firebase Realtime DB
5. Location Tracking
6. Cloud Fire store, Realtime Database.
7. Push Notification.