Senior Mobile Fullstack Developer – Backend Integration

We're looking for an experienced fullstack mobile developer to fix issues in an existing app and stabilize its backend integration.
The current codebase requires improvements around:
• API communication
• State management
• Error handling
• General code cleanup and stability improvements
You should have strong experience in mobile frontend development (Flutter or React Native preferred) and be comfortable debugging backend services and REST APIs.
Required Experience:
• Authentication flows (JWT, OAuth, session handling)
• Async data handling
• API integration and debugging
• Production-level debugging and performance optimization
• Clean architecture and state management best practices
This is a focused bug-fix and stabilization phase. If the collaboration goes well, there is potential for ongoing improvements and long-term work.
Please share:
• Relevant mobile apps you've worked on
• Your experience with backend integrations
• Your es...