Total experience should be 7+ years
3+ years of professional experience with Advanced JS and web technologies including Single-page applications.
Proficient in any modern front-end JS frameworks (e.g. Spine, Angular)
Hands-on experience with using HTML5/CSS3
Experience with rendering techniques and writing high performing code
Experience designing and developing for multiple form factors (mobile/tablet/desktop), across multiple platforms (Win/OSX/iOS/Android) a big plus
Strong interest in latest web and JS trends
Strong interest in product and user interface design