Joomla - Paypal Integration by kahungunu

I have a website running Joomla 1.5.23 and VirtueMart 1.1.7a to sell down-loadable products e.g. pdf's, mp3 files. which users pay for using Paypal. I am looking for someone who is experienced with integrating VirtueMart and Paypal... (Budget: $30-$250 NZD, Jobs: Joomla, Paypal API, PHP, Virtuemart)
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