Sr. Front End Developer

Emerald Talent Group

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Sr. Front-End Developer

Software Development | Seattle, WA, United States


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Our fast-growing Software Development team at Mixpo is seeking a JavaScript expert to help build and maintain front-end customer experiences, served via our pioneering self-service platform. If you’re extremely well versed in the art of modern JavaScript, CSS, and the server-side scripting languages required to power these solutions, this could be the role you’ve been looking for. Initially, you will focus on building front-end features, but most developers at Mixpo contribute across the entire technology stack to various projects, including the back-end, databases, internal tools, and automation.

If you’re super smart, take pride in your code, and are naturally curious about finding solutions to complex problems, you might be the next member of our elite swat team of advertising technology trailblazers. This is a great opportunity to work in one of Seattle’s best agile startup environments, with lots of other smart people, and learn a lot about one of today’s fastest growing industries. We are backed with great funding from the same group of people who invested in Amazon, Redfin, and many other disruptive Seattle-area startups. As an addition to our great culture here at Mixpo, you’ll be able to enjoy happy hours, free snacks, hack-a-thons, and have time to further enhance some of life’s more essential skills – Ping Pong and Foosball!

This role is for you, if you:

  • Are passionate about modern front-end web technology with expertise in cross-platform consistency (across browsers, devices, etc.)
  • Are comfortable writing unit tests and running integration tests
  • Take responsibility for all aspects of the success of your software solutions, including architecture, design, implementation, and maintenance
  • Have been a major contributor, in a senior capacity, to a high performance software team in an agile software development environment
  • Are excited about mentoring other developers in areas like writing maintainable code, TDD, modern design patterns, emerging technologies, etc.
  • Have a great sense of humor and enjoy working in a startup environment where culture is paramount

The qualifications for this role include:

  • A B.S. in Computer Science or other STEM major and a strong grasp of fundamental computer science concepts – OO design, algorithms, data structures, bits & bytes, etc.
  • Expertise in JavaScript, CSS, & DOM manipulation
  • Expertise in building modern, responsive web applications using one or more common frameworks (e.g. angular.js, ember.js, or react.js)
  • Considerable experience with one or more server-side scripting technologies like Node.js, PHP, or Python
  • Considerable experience with UI test and automation frameworks such as Selenium, QUnit, Jasmine, or Mocha
  • Extensive knowledge of modern design patterns, writing maintainable code, cross-browser compatibility, and agile software engineering practices
  • Strong communication skills with a team-oriented mentality

Highly preferred (but not required) experience includes:

  • Extensive open-source technology stack experience
  • Building on social APIs – Facebook, Twitter, YouTube, etc.
  • Server-side experience developing endpoints with Java, Clojure, etc.
  • Experience with streaming video – HLS, HDS, or Dash               
  • Online advertising industry knowledge
  • Entrepreneurial experience in previous startup



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