Integration between our Delivery system and another delivery managment system

I need a software developer to help me integrate our delivery platform onto our partner third party platform called deliverect. This can be done by creating a full integration. the partner provide APIs with instructions on how to do this.

Here is a link that the deliverect with instructions:
https://developers.deliverect.com/

There is a requirements from our partner listed on attached file :

Here is a link that our platform with instructions for login for Super Admin :
https://ordersflow.beorder.io/backoffice/login
Username : Super Admin
Password : ask me on chat for it .

Here is a link that our platform with instructions for login for Marchant ( restaurant ownrt ) :
https://ordersflow.beorder.io/backoffice/auth/login
Username : zouq
Password : ask me on chat for it .


we shoud post all orders from our platform to our partner , and get all orders from all another orders from them .