Need Android Developer for Only Video Module Development of ROPOSO and CHINGARI

We need Only Video Module(Not full App) for our existing App like Rosopo or Chingari But Required Features are bellow. 1) [login to view URL] 2) [login to view URL] I am attaching Features as details as bellow. User record video with slow motion or speed motion. User can make video with multiple existing video(from phone or from API) to one video. User can select multiple sound from phone as well from API. User can crop any are of any selected sound. While mixing sound user change the sequence of the sound. User can use photo add to video from phone as well camera. User can add imoji. User add text to show animated text of the song while playing video. App will upload the Video File to Firebase Storage.