Dear sir. Nice to meet you.
I have read your post carefully and understood your requirements in full degree.
I have developed 30+ apps using the android studio, eclipse and Xcode for 7+ years and so have the rich experience in this space
As a typical apps, I have developed the social networking apps such as taxi, traveling, chatting & dating, shopping ,food ordering & delivery, game, media player and so on.
If you give me chance to develop your app, I'll do my best for you as the excellent coder with rich experience.
Thanks for reading my proposal. Best regards.