Video Player / Streaming & Download App

I am looking for a skilled developer to create a Video Player/Streaming & Download App for both iOS and Android platforms. The app should support playing of local video , streaming and downloading of videos, and should have advanced features such as video quality , Audio Enhancement in-app purchases and social media sharing. *see example of app below

Skills and Experience Required:
- Proficiency in developing apps for both iOS and Android platforms
- Experience with video streaming and downloading functionality
- Knowledge of in-app purchase integration and social media sharing capabilities
- Strong understanding of user interface design and user experience
- Ability to troubleshoot and resolve any compatibility issues that may arise during development

Please see these app as example
https://play.google.com/store/apps/details?id=com.ttee.leeplayer&hl=en&gl=US
https://play.google.com/store/apps/details?id=com.mxtech.videoplayer.ad&hl=en&gl=US