Skill & Require:
• Experience with Node.js preferred 
• Exposure to javascript frameworks including Ember.js and Angular.js 
• Familiar with Handlebars or Mustache templates 
• Enjoys working with Coffeescript 
• Experience with Javascript test frameworks, such as Jasmine or Mocha
• Experience with responsive web design 
• Exposure or experience with Sass or LESS 
Sass:
LESS :
• Detailed knowledge of CSS3 
• Experience in HTML5
• Experience with Ruby on Rails is optional