Invision Power Board and ccbill integration

Hi Looking for a programmer who must be familar with CCBill,Nexus application and Invision Power Board version 3.4.2 IPB already has few gateways as default payment gateways such as Paypal and 2checkout, but none for CCBill. I need a payment gateway created based on ccbill for Nexus application. What is Nexus? [login to view URL] is an app for the IPS Community Suite that provides a range of tools that help you monetize your community. Sell subscriptions, products, advertising space, collect donations, provide support to users and much more. [login to view URL] Developers guide: [login to view URL] [login to view URL] Knowledge of: -Invision Power Board 3.4.2 -Nexus application -Ccbill