Add new feature in our server with script

We have a mobile payment platform ([login to view URL]), an e-wallet developped with cyclos server ([login to view URL]). We need to develop a feature in our cyclos server for phone topup. Cyclos has a scripting engine (supported by Groovy) : [login to view URL] We use reloadly ([login to view URL]) for this feature. CashMobile users will be able to topup their phone or any phone from the mobile app. Examples of using scripts : [login to view URL] Others examples : [login to view URL] We will need to create 4 others scripts to add new features in our app. Please read before bid.