Tech startup is looking for a UI/UX Designer

Designing UI/UX of the coolest web based solutions for our client - cutting edge peer-to-peer content distribution platform revolutionizing the way people share media.

Requirements
He/She should have an excellent eye for design. You should know great web UI when you see it, and be able to explain why it's great.
You'll need to be a Photoshop ninja. You should also be fluent in Illustrator, OmniGraffle, or whatever you use to create wireframes.
You should have at least a working knowledge of XHTML/CSS.
You should also have experience with audience segmentation models, with A/B testing and with heat maps.
Of course, we're looking for self-starters - candidates who can jump in quickly without a lot of direction, and learn by asking the right questions.
Finally, you should have a portfolio of “web application design”.

Information technology, computer programming, web portals

Our client's mission is to create products and solutions that enable the convenient, direct, and secure exchange of digital content globally.