Javascript Developer at Concinnity Media Technologies | GlassEver Jobs

Javascript Developer at Concinnity Media Technologies | GlassEver Jobs

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Jobs / Javascript Developer

Javascript Developer

United States Oct 19, 2026
JavaScript-Developer Front-End-Developer Frontend-Engineer UI-Developer Web-Developer JavaScript-Web-Developer JavaScript-Development JavaScript-TypeScript-Developer Full-Stack-JavaScript-Developer React-Developer Developer

Job Description

Requirements

Front End Technologies (Experience Technology)

Must Have

  1. HTML5, CSS3, JavaScript and OOJS, SASS, AJAX, SVG images,Accessibility
  2. ES6 (ES2015), HTL (Sightly), and Handlebars templating
  3. Frameworks (Mocha, Chai and Sinon)
  4. Responsive design approach viewpoint
  5. Accessibility and accessibility testing frameworks like Pa11y
  6. Good SEO knowledge
  7. Good analytical, logical and communication skills

Good to have

  1. Knowledge of build tools like Webpack, Babel and Grunt
  2. Knowledge of integration ESLINT , SASSLINT with build tools
  3. Knowledge of front-end performance, optimization and Critical Rendering Path
  4. Knowledge of performance measuring tools like Sitespeed
  5. Knowledge of Chrome Dev Tools and Profiling
  6. Basic understanding of Atomic Design Principles
  7. Basic knowledge of AEM
  8. Basic understanding of Bootstrap 4


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