GAF Job - 31211601 | CareerArc
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Company: GAF
Location: Parsippany Troy Hills, NJ
Career Level: Associate
Industries: Manufacturing, Engineering, Aerospace


Come Build Your Career Under OUR Roof

Job Description:

We are seeking a Senior UI Developer with an expert level of understanding in Web and mobile applications. The Senior UI Developer will involve as a participant in the design, code, and test web and mobile programs and applications. The Senior UI Developer must be capable of working on extremely complex applications/projects and has established himself/herself as a functional expert in one or more business areas as Web and mobile technology expert.

Essential Duties

  • Be a part of the Scrum team to analyze backlogs and turn them into actionable stories and tasks.

  • Convert design mockups into high-quality reusable components

  • Conduct extensive automated unit testing of programs in Web and mobile software applications to ensure they will produce the desired outcome.

  • Write and maintain standards for HTML, CSS or Javascript.

  • Guides or directs the work of other team members who may perform similar or related work. Serves as a mentor/developmental advisor and/or training resource while working with implementation partners.

  • Researches new client libraries/frameworks and best practices.

  • Create prototypes for new product ideas working closely with UX Designer.

Level Based Competencies

  • Excellent communication skills (verbal & written)

  • Excellent Decision-Making skills

  • Excellent Collaboration skills

  • Initiates Self Action all of the time

  • Very Strong Skills in Building Working Relationships

  • Very Strong Stress Tolerance skills

  • Excellent Attention to Detail

  • Excellent Time Management skills

Technical Knowledge/Skills

  • Experience with agile development methodologies including Scrum

  • Strong proficiency in React.js, React Native, TypeScript, Bootstrap, and other JavaScript frameworks

  • Strong experience with HTML5, CSS3 and CSS Pre-processors-SASS, LESS, etc.

  • Experience with common front-end development tools such as Babel, Webpack, NPM, and Linters

  • Strong working experience with consuming REST APIs

  • Experience building SPAs with JavaScript or with client libraries/frameworks like React or Angular

  • Hands-on experience in code versioning tools such as Git

  • Understanding of effective design, responsive, secure and power-sensitive apps

  • Experience of web-based UI development for cross-browser support, progressive web apps

  • Experience in solving good problems with performance, usability, and optimization of front end for contextual rich experiences

  • Hands-on experience with front-end unit, component, functional and UI testing for Web and Mobile apps with frameworks like Jest, Mocha, Karma, Protractor, Jasmine, etc

  • Working experience of integrating with Backend API's, mocking endpoints and basic skills for SEO

General Knowledge/Skills

  • Ability to work on multiple complex assignments as a team member and team leader.

  • Strong collaborative skills to work across multiple stakeholder groups.

  • Ability to effectively communicate and report to different levels within and outside the IT Organization.

  • Strong Vendor Management Skills.


  • Bachelor's Degree in Computer Science, Information Systems, or other related field or relevant experience.

  • 10+ years of IT and business/industry work experience

  • 5+ years of experience in selecting, defining or designing Web and mobile applications

We believe our employees are our greatest resource. We offer competitive salary, benefits, 401k, and vacation packages for all full time permanent positions. We are proud to be an equal opportunity workplace and GAF, SGI, and Siplast are proud to be affirmative action employers. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, or Veteran status. If you have a disability or special need that requires accommodation, please let us know. If applying for positions in the U.S., must be eligible to work in the U.S. without need for employer sponsored visa (work permit).

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