Wordpress Plugin installation

The assignment involves implementing the RSS feeds plugin to fetch data from one website to another. There are many such plugins available. However we want some freelancer to take up the sourcing and implementing the plugin in the way we need. We are looking for freelaners to undertake the following tasks. We have our contents in one Wordpress Multisite installation. The articles from few subsites of that installation are to be brought to another Wordpress Multisite installations sub-site. The data to be brought from source site is : Title of the Article, Author, Category, Summary, Tags, date, Full Article, Slug, Sub-heading, Photo thumbnail URL, Article URL The data needs to be pulled from source subsite to destination website periodically and we should be able to define the time The data which is imported needs to be shown in the following format. Title Date, Author, Categories, tags Summary alongwith photo thumbnail Link to Original Article on source sub-site. (to be opened in new window) ========================= We want a similar functionality for pulling data from third party RSS feeds also. ========================