Web Bowser Game (PHP,JAVASCRIPT)

Hello guys,
Design is ready.
The graphics is ready.
Theme in html fromat ready .
Just ı need backend programming .
My budget: 1200$
I need it in the backend
Userpage / Admin page/LOGIN&REGISTERETION PAGE&GAME ENGINE&GAME PAGE'S/PAYMENT OPTIONS
Please dont offer for web desing or unity !.
If you cant code web browser game script dont offer !!!.
Example scripts :
https://github.com/jkroepke/2Moons - https://github.com/Shadowss/TravianZ