there is a matrimony app whose almost 50% part has already been done .Database used is firebase. following things are needed to be done in app :
1. change the UI of whole app( designs will be provided to you)
2. fix several bugs in the app
3. fetch profile pic from facebook and Gmail
4. Filter to search people according to the area.
And few more things are there.
only apply if you are available full time. provide the budget for completion of the app as there can be other things too that need to be done in the app. so consider the above description as partial.