Flutter App Code Update

I need a skilled Flutter Dart developer to make some functionality updates on our existing app. The app needs to support both iOS and Android platforms.

Key Requirements:
- Update existing functionalities as per our requirements
- Ensure app performance is optimized
- Maintain code quality and documentation

Ideal Skills and Experience:
- Proficiency in Flutter and Dart
- Experience with iOS and Android deployment
- Strong problem-solving skills
- Familiarity with version control systems, preferably Git
- Desing and release the project in playstore and IOS
-We are from chennai expected people from Chennai

Please provide examples of previous Flutter projects and your approach to handling functionality updates.