When user tap on 'Take photo' in 'Edit profile' screen iOS always opens front view. However, android opens the last opened view either front or back.
1) Login to edX app.
2) Tap on user profile section at the top of left drawer.
3) Tap on 'Edit' button at top right.
4) On 'Edit profile' screen tap on 'Change' button.
5) Tap on 'Take photo' and view.