Simple flutter mobile app with backend in flask -- 3

Hi. I need the right guy expert in flutter to create a simple flutter mobile app with python flask backend and mysql alchimy with this features:

- Login/register with facebook / google - simple login with facebook / google in app
- google play notifications, simple example how send notification from backend to app

Are max. 3 hours for a flutter expert that know flask backend!Waiting for the right guy.