Matrimonial App Revamp for Modern Android

I'm looking for a seasoned Android developer with strong Java knowledge to upgrade my outdated matrimonial application. The app needs to be compatible with only the latest Android versions.

Key Responsibilities:
- Fully upgrade the existing Java code to ensure smooth functionality on the latest Android OS while maintaining high performance levels.
- Implement all necessary modifications to the app in line with current Android development standards.

Ideal Skills and Experience:
- Proficient in Java with extensive experience in Android app development.
- Previous experience in upgrading or revamping outdated applications.
- Strong understanding of the latest Android features and updates.