Complex gift & loyalty program on POS device + backend

Need a fully functioning gift & loyalty program developed for a linux based terminal. Have full sdk and examples of competitors software. Required will be the terminal app, backend database, frontend consumer site, & backend merchant admin site. Can supply full sdk and all other pertinent info upon prosal submission. I am looking for a development team that is experienced in developing software with connectivity via api to different types of devices requesting, storing, retrieving, and manipulating data from the database. Please don't hesitate to ask questions. ## Deliverables Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. Complete copyrights to all work purchased. ## Platform Linux 7.1 with sql backend database ## Deadline information Would prefer a developer that understands financial transactions.