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Job Id : 4949

Jobtitle : Sr. UI Developer

Location : Chicago, IL

Company Name : COMTEK International

Industry : Information Technology

Salary : $69,000 - $86,000  YEAR

Job type : Fulltime

Posted on: 2019-10-01

Required Skills : HTML5, CSS3, SASS, OAuth2, JQuery

Benefits : No benefits are available


We are looking for Senior UI Developers that are eager to use cutting edge application development tools and techniques to deliver a best-in-class user experience. This incumbent will work with an innovative, cross-platform, customer-centric team, working in a high pace environment.



  • Design and develop scalable UI applications in a cloud environment (AWS/Azure)
  • Provide technical leadership in UI technology standards.
  • Provides guidance to project teams regarding UI guiding principles, system and application design, coding and design standards, best practices, and system performance and availability.
  • Collaborate and pair with other development team members to design and develop new, scalable, secure, and reliable features and exciting experiences utilizing modern application development design patterns.
  • Review the quality of designs and implementation of solutions implemented by the frontend developers/leads
  • Mentor junior team members
  • Collaborate with product owners and system integration engineers to ensure user stories that are developer-ready, easy to understand, and testable
  • Write unit test cases including destructive testing to ensure adequate resiliency in production
  • Write clean, maintainable code and perform unit tests and peer code reviews
  • Optimizes design for performance, maintainability, scalability, extensibility as needed.
  • Provides Tier III application support for application running in production



Basic qualifications:

  • Bachelor s degree in Computer science or Electrical engineering or related field
  • 5+ years of software development experience and at least 1 years of leading Projects


Top candidates will have:

  • Proven experience in many of the following
  • Modern web frameworks such as Angular 2+ /React/Polymer
  • Understanding of HTML 5, CSS3, ES6+ and Web components
  • Design principles and standard JavaScript Design Patterns Protractor/ Jasmine/ Karma
  • Application architecture patterns such as MVC, MVM and MVVM
  • Test Driven UI Development (TDD) and Behavioural Driven Development(BDD) using testing frameworks such as Jest, Mocha, Karma, Jasmine, Supertest, Selenium, Cucumber etc
  • Responsive Web Design and development
  • Hands on experience of tools like Webpack, Gulp etc
  • CSS pre-processors like SASS or LESS
  • Cloud-based development in AWS or Azure
  • In depth hands-on experience in NodeJS
  • Strong understanding of web performance and tools for performance optimization
  • Strong understanding of state management libraries like Redux, NRGX
  • Exposure to modern web application framework such as RUBY on Rails, Spring MVC
  • Experience in Less, CORS, OAuth2, jQuery UI, RequireJS, Backbone.js, Toastr is a plus.
  • Integrating with and /or defining, developing and maintaining web service API s (RESTful, JSON-RPC) at scale
  • Working with Node based development tools (including NPM, Yarn) to facilitate code formatting consistency, linting, testing, bundling etc.
  • Ability to work under pressure and within time constraints.
  • Passion for technology and an eagerness to contribute to a team-oriented environment.
  • Demonstrated leadership on medium to large-scale projects impacting strategic priorities

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