Custom wordpress plugin coding

i need a custom wordpress plugin coded it shall process data files that can be uploaded by website owner data is commission junction product export the plugin shall import products, import product image from the link stated on the file and set it as featured image after the file import , the user shall have the ability to post all imported products in a chosen category , OR he can make search with his keywords among the imported data , and then select among the results the products that should be posted in a chosen category. i shall use CJ pipe or xml file as data source, and can provide a sample file as atteched below , which is a pipe export. You agree that i shall have all the rights on the plugin, and you will not make similar project or give my source code to anybody. Additional info and features may be requested by me after project is awarded, to make a perfect product ADDITION PART : you shall have to secure the plugin , so it will be available by purchase from me and activated only by entering paypal email you shall emplement a number of sites to be used by one license and a multisite license also the plugin should call a database to notify about updates the plugin shall be delivered in encoded and secured version AND in a normal version where i can change the source code anytime PS: if you cannot complete the additional part, so state it clearly when making bid , and bid only for the first part