I need to re-code currency exchanging website

Avg Bid (USD)
Project Budget (USD)
$30 - $250

Project Description:
I have digital currency exchanging website coded in Php. Now I want some changing in website. Expecting serious and php experts to reply this project who can;
Integrates API of different payment processors like Paypal, Perfect Money, SolidTrustPay etc
Can implement mathematical formulas in website.
Can understand and recode the existing website.

Web url: www.vitalcoin.com

Please reply with your portfolios for quick consideration.
Preferred Language: Hindi/Urdu

Skills required:
MySQL, PHP, Software Testing, Website Design, Website Management
About the employer:
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