Your key responsibilities:

Build soundcloud.com using modern web technologies like Canvas, SVG, CSS3, HTML5 Media, Backbone.js etc.
Respond to user feedback and improve SoundCloud in quick iterations.
Required skills and experience:

Solid UX and UI design sensibilities.
CS degree or equivalent fundamentals.
Expert skills in web front-end development (HTML5/CSS3/Javascript).
Able to work closely with designers to deliver pixel-perfect layouts.
Basic web back-end development skills (RoR/MySQL).
Experience with JS development frameworks such as backbone.js.

About SoundCloud

SoundCloud is the world’s leading social sound platform with more than 12 hours of music and audio uploaded every minute with a reach of more than 250 million people. SoundCloud is the online place for discovering compelling and engaging music and audio.