Ewallete project - payment integration

We are looking someone with experience to develop an e wallet website and made the payment integration with selected provider. We are going to provide the frontpage design and general template to be used on site. The site functions will be the standard of any ewallet site so will be very useful if the winner freelancer have experiennce or take time to learn how works an ewallet site Fuctions will be standar like 1. Reports of transactions 2. 4--5 types of transactions 3. Customer database 4. Register form 5. upload of document to site and a easy panel to manage customer and this information 6. secure site, 7. User groups ( global admin, merchants, normal userse) 8. and may be like 2 or 3 additional functions We have one designer who have the information of the project and we can give information via email or schedule an skype meeting. Will be usefull someone who speak good or acceptable english. We are looking for someone with experience in mobile apps, because after this project we want to develop the same as a mobile app. The choosen one must have experience with payment gateway and building secure sites .... Previous experience will be reviewed for this work We are ready to start. Thank You,