Entry level and Mid level front end developer

Simplex Infosystems Inc - Chicago, IL


Job Summary

  • Understand requirements, design, code, and test high-quality web and mobile apps
  • Take wireframes from conception to implementation and design and improve user interfacing
  • Work in frameworks such as: Backbone.js, Angular.js, React, Ember.js, Bootstrap, Node.js, and JQuery
  • Are skilled in UI Development technologies such as HTML, CSS, Sass, and JSON
  • Have an interest in, understanding of, or experience with Design Thinking Methodology

Have an interest in, understanding of, or experience with Agile development methodology

Responsibilities and Duties


  • Code in HTML, CSS, JavaScript to create appealing responsive websites
  • Develop CMS templates used to layout the page
  • Use and modify JavaScript and jQuery plugins to implement dynamic content and features
  • Troubleshoot coding errors
  • Work with design team to create and enhance HTML templates
  • Provide technical support and documentation for clients
  • Deliver progress updates to team lead and project managers
  • Supply detailed work estimates on a task-based level
  • Performs other related duties as required by management
  • Assist team in content entry on web entities
  • Aide in training of new staff .

Required Experience, Skills and Qualifications

Required Skills:

  • Advanced knowledge of Javascript and AngularJS
  • 3 - 5 years minimum experience with HTML/XHTML and CSS
  • 1 - 3 years minimum experience with Java based web applications
  • Experience solving cross browser compatibility, optimization, and layout issues
  • Experience with web page performance tools
  • Working with the Engineering team to create modular templates for better site manageability
  • Design, develop, iterate on a rapid basis while organizing and managing multiple priorities
  • Experience prototyping visually attractive and highly usable web interfaces
  • Working closely with product team, other engineers, and designers
  • Experience developing and implementing open source software projects
  • BS in computer science or a related field, or significant equivalent experience

Education and Experience Requirement

  • Bachelor's Degree in Computer Science or related field from an accredited college or university, or equivalent experience (additional four [4] years of related experience), required
  • At least two (2) years of experience working in an enterprise software development environment
  • At least 2 (2) years of strong UI design and development experience (JavaScript specific)
  • At least two (2) years of strong experience working with various JavaScript frameworks working on Single Page Applications (SPA) using Ajax, preferably with React.



Business Development Executive

Simplex Info Systems Inc.,

E: varshaATsimplexinfo.com

M: 214-628-0937

F: 561-948-0433

W: www.simplexinfo.com

One Irving Plaza, 415 East Airport Freeway, Suite 248, Irving, TX 75062


  • Excellent working knowledge of various JavaScript libraries and frameworks such as Angular, JQuery, JS Grid.
  • Experience debugging complex JavaScript code to identify and fix defects/bugs.
  • Knowledge of JavaScript optimization
  • Knowledge or familiarity working with JBOSS/Tomcat.
  • Experience working with at least one RDBMS system and familiarity with SQL.
  • High level of technical knowledge and awareness of software development concepts, methodologies and frameworks
  • Strong interpersonal, communication, and writing skills with the ability to fill in on occasions when more senior members of the team are not available.

Job Types: Full-time, Contract


  • strong: 2 years (Preferred)
  • javascript: 2 years (Preferred)


  • Master's (Preferred)