Need app to allow customers to register and print coupons form our website. Prefer USA based developer.

Need app for our website that would allow customers to register and print coupons that have serial numbers assigned to their name. Coupons will have 30 day expire date and be in sequential order of ten coupons per printing date. App should allow us track customer who have coupons printed and record serial numbers and date printed by their computer. Sample coupon will be provided by us.