How do I create fast backup of camera photos to cloud storage One of my friends have taken some photos which were deleted by some elements by forcibly taking their mobile device and deleting them.

So I searched for ways (including app searches) for fast backup  newly captured photo by his camera to prevent this problem in future. 

I need to find a way of doing this backup efficiently and automatically. Please suggest ways of doing that
You can try this app. It can instantly upload taken photos to Google Drive or Dropbox. There is option in settings to upload using cellular data.