strong xamarin native developer needed

do the following on a [login to view URL] android app While on the camera page, click the button to select YouTube video previously embedded in the app as background sound, once the video is select it will display a small window of the video below the camera page, When capture/record button is click the camera will start recording and the YouTube video will start playing automatically, both the capturing video and the YouTube video will sync to the same time, When video is finished recording give option to preview the video recorded to see if both recorded video and YouTube videos is sync. If video is not sync give option arrange both. When finish user will post video, posted video will display captured video and a small window of YouTube video both videos will play together and synchronise