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Open since Jun 2026

Sr. JavaScript EngineerStem Xpert · Boston

Sr. JavaScript Engineer

BostonOn-siteContract

AI Summary

A senior front-end engineer who builds complex, interactive web applications using JavaScript, HTML5, and CSS3, collaborating with UX, product owners, and backend engineers while enforcing best practices and automated testing.

About this role

This front-end developer will develop applications using advanced JavaScript, CSS3 and HTML5, working closely with our Ruby and Java engineers and our user experience team.

In this role you’ll:

  • Collaborate with UX and product owners to define new features
  • Create sleek customer-facing, complex, highly-interactive, web applications and services
  • Treat JavaScript as a first-class citizen, with an emphasis on the “good parts” and unit testing
  • Create code that cleanly segregates model, presentation, and business logic
  • Design and implement reusable components and plug-ins
  • Enforce business logic on the client
  • Work with the user experience team and product owners to refine product flow and user interaction
  • Active contributions to continual improvement of process and product.
  • Work with our quality engineers to develop and automate tests
## Qualifications

Requirements:

  • B.S./M.S. in Computer Science or equivalent experience
  • Self-motivated, creative, and detail oriented
  • Craftsmanship level commitment to quality software
  • Skilled in advanced JavaScript/CoffeeScript, HTML5, and CSS3
  • Knowledge of Javascript libraries like jQuery, requirejs, prototype, Mustache or underscore
  • Familiarity with gruntjs. npm, and node.js
  • Familiarity with MV* frameworks like Backbone.js, Ember, or Angularjs
  • Experience with Agile methodologies including Scrum or Kanban
  • Actively experimenting with new technologies

Bonus points for:

  • Experience with HTML-based rich text editing libraries like Aloha, TinyMCE or CKEditor
  • Jasmine, Karma, Selenium, Protractor, Bower, and Yo
  • Knowledge of Ruby, Java, Maven, jBoss, Apache, Mobile emulators, Linux
  • Experience building highly scalable websites and web-based applications and with delivering Software as a Service
  • Experience with high-volume consumer or small-business websit
## Additional Information

For the more Information please contact me at and Sathish dot balla at rate tekwissen.com

Skills

AgileAngularJSApacheBackbone.jsBowerCoffeeScriptCSS3EmberGruntHTML5JasmineJavaJavaScriptJBossJQueryKanbanKarmaLinuxMavenMustacheNode.jsNpmPrototypeProtractorRequireJSRubySCRUMSeleniumUnderscoreYo

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