Need a Wordpress Guru to Create Affiliate Program

Our site Our site uses custom features and custom coded We need a wordpress expert to create a basic affiliate program where - Client can see referral link they can use in their account - They can then get people they want to refer to click on this, with 15 day cookie - If the user signs up that clicked their link they get assigned as a referrer - The affiliate will then earn everytime their refferal makes a purchase of credits - Once they reach $100 affiliate can click cash out and supply us their Paypal email, we will then be able to send them payment We will pay 10% of any amount their referral will order