Program Crypto Exchange Portal

We are looking for a reliable partner for small money about 3-4 pages created for us, with some nice graphics where it is possible to sell bitcoins in real time 5-10 percent below current price and buy 5-10 percent above current price, the function of a sell and buy button with the current selling and buying course of Bitcoin. In addition, an automated Zahlunsgabwicklung with sending the bitcoins to our wallet. Also a short form which is necessary for the payment via Wing / TrueMoney / Western Union / Paypal etc. (data). So a simple and clear website. The question is whether you can find a pleasant agreement priced.