Senior Front End Developer

The Critical Mass technology team is looking for an inspired and motivated Senior Front End Developer to join our team. We are an experience design agency with a focus on the customer, which means that multi-discipline collaboration and prototyping are at the heart of our process.

As a Senior Front End Developer, you see the web as your canvas and you paint with code. You will craft rich, interactive user experiences for our client. This includes building quality user experiences, elegant design solutions, architectural planning for front-end technology, and collaborating on data formats and APIs with partner teams internally.

In this role, you will not only be responsible for development and participation in the strategy for front-end technologies- including HTML5, CSS3, and JavaScript- but for evangelizing that technology across the team and our client as a whole. 

You Have:

• Excellent communication skills with a team-centric approach to discussion and decision making within a distributed team
• 5+ years demonstrated experience using Vanilla JavaScript
• 5+ years experience using HTML and CSS
• Have an eye for pixel-precise detail
• Strong collaboration experience with Design and UX to prototype user interactions
• Full command of Git, the terminal, continuous deployment and integration, and other modern fundamentals
• Strong troubleshooting ability and technical analysis skills - web performance optimization included
• Familiarity with website operations and fluency in the typical tiers on a high traffic website
• Experience with the Atlassian suite of tools - JIRA, Bitbucket, Confluence, etc.

You May Have:

• Adobe Experience Manager (AEM) on version 6.3 or later, or enterprise CMS
• Experience with GSAP (GreenSock) or other animation tools
• Experience with Webpack, or other tools used to optimize and maintain front-end build systems
• Experience working in an agency environment