Flutter App Troubleshooting & Bug Fixing

I'm looking for an experienced Flutter developer to help troubleshoot and fix bugs in my app. All UI is complete, but I need assistance with:

- Feature inconsistencies
- Lag during navigation
- Bugs
- States
- Api's are done but need integration.

Ideal Skills and Experience:
- Strong expertise in Flutter
- Experience with performance optimization
- Familiarity with navigation methods in Flutter
- Keep updating new features on our side

Please provide examples of similar work done.