POSITION SUMMARY: The Senior JavaScript Engineer is an expert at building modern, sophisticated interfaces using JavaScript. They have mastered HTML 5, CSS 3, JavaScript and jQuery, and have significant experience with MVC JavaScript libraries like backbone.js, angular.js, ember.js, and JavaScript templating engines like Handlebars and Dust. The ideal Sr. JS Engineers will have experience with large enterprise software projects, from conception to delivery to testing. This position will interact closely with project management and software engineers to shape project requirements and guide projects through completion. ESSENTIAL FUNCTIONS AND RESPONSIBILITIES • Build, test, deploy and maintains front-end code for web pages and applications in HTML5, CSS3, JavaScript and jQuery • Investigate and pioneer new JavaScript technology • Build reusable code modules, plugins and frameworks using JavaScript • Participate in project planning and estimating • Works tightly with other members of the team • Lead and mentor junior members of the UI team QUALIFICATIONS Education/Experience: • 5+ years of professional experience in web development, with a focus on JavaScript. Related Skills & Other Requirements: • Expert knowledge of JavaScript and jQuery • Expert knowledge of XML and JSON • Experience using JavaScript and jQuery with server side technology • Expert knowledge of HTML5 and CSS3 • Can hand-code without needing assistance from code completion or any computer program • Can document ideas in hand-written pseudo code "BONUS" SKILLS • Computer Science degree • Mobile web development • Understands and enthusiastically embraces philosophies like Web Standards, Lean Startups, Semantic markup and good programming practices • Has created their own independent projects or contributed to open source projects • Is active in the local or national web design and development community U.S citizens, green card holders and those authorized to work in the U.S are encouraged to apply. We are unable to sponsor H1B candidates at this time.