CCBill integratin on Opencart

What I need or require: CCBill integration into Opencart framework What I already have versus what the provider will deliver: The site is built and the system is using the session control from opencart to control what can be shown to the online users and what can not. The site needs a ccbill payment integrated. Due to opencart framework, CCBill postback feature is needed. You will need to use the existing account creating page to link to CCBill payment gateway. Specific expertise/background that I am seeking: PHP Opencart CCBill AJAX Timeframe for delivery: Within 5 working days