Need to fix UI of a demo iPhone App

Howdy ! We are USA based startup company. We are looking for a KickASS iPhone app developer with the graphic sense to fix UI issues in existing app. It's a demo app with 5-6 screens only. No API no Database included. Just demo app with static demo data. It's already developed just need to fix some UI issue in that app. I need this to be done very quickly. I will hire within 24 hours. So must have experience in Storyboard and UI issue in iPhone development. If the demo app is done perfectly , the freelancer will get the chance to do the main project. Lowest and most experienced will get the project. Looking for a good developer as well as a person for a long time work relationship. Send only your related portfolio link with the proposal. Start the proposal with word 'geeky' otherwise, it will be overlooked.