Skills Learning Mobile App Development

I'm looking for a mobile app developer who can help me create a mobile application that is not focused on fitness, but rather on learning a skills trades

The app should cover:
- Virtual training skills/class
To include phlebotomy and other things.

I will be providing the teaching content in various formats including:
- Videos.
- Audio recordings.
- Text documents.

Ideal candidates should have experience in:
- Mobile app development.
- E-learning platform development.
- Content integration from various formats.

Please include in your proposal any examples of similar apps you've developed or worked on.