This 3 month contract opportunity is for a senior JavaScript developer to join a team building APIs, tools, websites and applications to change transportation and make lives easier. The developer will work with technologies like JavaScript, Backbone, CSS, SASS, Go, Java, RabbitMQ, ZooKeeper, Cassandra, MySQL, Redis, Nginx, Puppet, Capistrano, GitHub, Jenkins, Selenium and Continuous Integration. Requirements include extensive web development experience using JavaScript, a portfolio of projects, and the ability to work independently.