iOS and Android App Enhancements

I have existing iOS and Android apps that require some additional features. I'm looking for a skilled professional with strong experience in app development to apply these changes. The project involves:

- Integration of push notifications: The app should notify users of new messages. A deep understanding of push notification systems is required to ensure seamless functionality.
- Agora video channel addition: You'll be tasked with adding video channels to the existing Agora video feature. This will involve incorporating live streaming capability and private video channels. video call Experience with Agora or similar video platforms is highly desirable.
Cross platform:
A1 is IOS app 1
B2 is IOS app 2
A3 is android app 3
B4 is android app 4
Video Call/FaceTime with all combinations

Ideal candidates for this project should have:
- Strong experience in iOS and Android app development
- Proficiency in integrating push notifications
- Previous experience working with Agora video platforms
- An understanding of the importance of clear, user-friendly app design, and the ability to ensure the new features integrate smoothly into the existing app's interface.
Publish to both Play Store and App Store
Only freelancers with demonstrable experience in these areas should apply.