PayPal PHP guru needed

This was originally on Scriptlance but was cancelled when transferred to freelancer. We welcome all people from Scriptlance to please re-submitt their bid. Some of you who bid were in contention to win our business. We are looking for a PayPal guru. All coding must be done in PHP. Our website is currently set up for Authorize.net. We would like someone with expert and up-to-date PayPal programming experience with an emphasis on subscription based sites. We will provide you with our system process folder for [login to view URL] and you will need to create the equivalent functions for PayPal. One of our sites is www.denverboulderweddingdirectory.com. Project Requirements Must be able to handle the following functions: a. PayPal Express Checkout & PayPal Pro b. Subscription Payments for annual or monthly payments c. One Time Payments d. Refunds e. Charge Backs f. E-Checks g. Cancel Subscription (user or admin activated) h. Subscription Upgrade Function i. Subscription Downgrade Function IPN will be linked to our existing database- Additional fields may be added to database where needed. In your response to us it is highly recommended that you put "go yankees" so we know that you have read and fully comprehend the requirements. Thanks in advance for your bids.