Design reskin ios app

We have bought several source codes off of Chupamobile. We need help re-skinning them and adding some features. Both Android and iOS needed. We will need to modify parts of the games too - such as in ads - in app purchases - adding flurry analytics if they aren't there - changing images, welcome screen etc Nothing too big but needs an expert to do it properly. Also need help with possible app store submission. We have endless amount of project so we are looking for someone for part-time to full time. Please respond with rates (flat preferably or hourly). All jobs will eventually be paid on a flat rate after hours are agreed upon. Ongoing Position: Designer, Developer Project Stage: I have specifications Devices: iPhone, iPad, Android, Windows Phone API Integration Required: Social Media You will be asked to answer the following questions when applying: Which part of this project do you think will take the most time? Have you taken any oDesk tests and done well on them that you think are relevant to this job?