Call recording Apps

I'm looking for a skilled developer in Flutter to create Android mobile apps on recording a normal Incoming and Outgoing Calls in the mobile phone. Able to store the recording in local storage with the file name the phone number and the format of the audio is AMR file. Should able to retrieve back the audio file and playback.

Ideal Skills:
- Proficient in Android mobile app development.
- Able to design user-friendly, productivity-centric apps.