Flutter, Angular, Python Flask expert

We have uncompleted project and app front end is almost done,
App is flutter and backend dashboard is angular, backend will be python flask.
You have to complete backend and integrate it with app.
This is very urgent task.
Once you complete this within deadline (June 15th), you will be hired for a long term.
Really urgent task.
Need only experience expert.
Once you read this description, start word "F, A, PF expert" in your project.
If not, will be ignore.

Thanks.