My name is Piero Marsilio,
I am the creator and main developer of Webemus GroupJoom, a full ecommerce solution to created groupon like websites.
I have created more than a hundred coupons sites since 2010.
Our product has all the necessary elements to operate a business of this type throughout its cycle, from integration with the merchant, publication of different types of deals, business directory, order management, merchant, salesman and customer private area, integration with the main international payment gateways, management and sending of deal newsletters, validation of coupons with QR codes, APP for mobiles with geolocation and much more.