Agriya Groupdeal Payment gateway Integration needed

We currently have an Agriya Groupdeal Script which is well written in CakePHP I'm looking for a developer/designer with Agriya groupdeal script experience to make/integrate a new payment gateway. See attached the Tech document provided by the bank regarding the requirment for the integration. ****When applying for this project please provide some examples of your past work with agriya groupdeal script*** It would be great if they were Agriya scripts aswell but not mandatory. We are ready to hire immediately. Thanks!