React Native Bug Fix | Flutter Mobile App Issues | Firebase, API, Stripe Expert

I'm looking for an experienced React Native or Flutter developer to fix a small issue in my mobile application. This is a quick task to evaluate your skills. If everything goes well, there will be ongoing work on larger features and long-term maintenance. The issue may involve one or more of the following: React Native or Flutter bug fixing API integration issues Firebase Authentication or Firestore Push notifications (FCM) Stripe payment integration Google Maps or location tracking State management (Redux or Zustand) Performance optimization Android or iOS build issues Debugging crashes or UI problems Requirements: Strong experience with React Native or Flutter Experience with REST APIs and Firebase Ability to identify and fix issues quickly Clean, maintainable code Good communication If you apply, please briefly describe similar mobile app issues you've fixed and how you approached them. This is intended to be a long-term collaboration for the right developer.