Must have minimum 5 years in php/mysql, be Zend certified, and have prior experience with IPN scripting. Will need this IPN implemented inside a membership script, which accepts other payment methods as well.
This IPN must perform the usual vital IPN functions, such as mark payments as paid, log complete history of all vital variables, and track subscriptions, and mark them unpaid, when a subscription is canceled. This will need to be tested extensively by you, and coded to be as secure as po…
