Interactive incentive program (Sub Domain landing page)

Small telecoms company looking to develop a Referral incentive (landing page) program to be added as another part of a website. The main aim of the program is to incentivice customers who refer other customers to download and recharge the company's Voip services. Login with email and cell number (confirm by OTP or email link), get promo link including a reference extension, promote the link and get paid when action is taken (Download &Recharge). Dashboard to see how much one has made in own account. General top 10 leader board for encouragement For an example you can check out this landing page: [login to view URL]