Chrome Extension Developer

3 years

0 Lacs

Posted:6 days ago| Platform: GlassDoor logo

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Work Mode

On-site

Job Type

Full Time

Job Description

Job Description: Chrome Extension Developer

Location: Kolkata (On-site)
Experience: 3+ Years
Employment Type: Full-Time
Joining: Immediate Joiner Preferred

Job Summary

We are looking for a skilled Chrome Extension Developer with 3+ years of hands-on experience in building, deploying, and maintaining browser extensions. The ideal candidate will have strong JavaScript fundamentals, experience with Chrome Extension APIs, and the ability to create high-performance, secure, and user-friendly extensions. You will collaborate closely with product managers, designers, and backend teams to deliver browser-based solutions that enhance user productivity and business workflows.

Key Responsibilities

  • Design, develop, and maintain Chrome browser extensions using JavaScript, HTML, and CSS.
  • Work with Chrome Extension APIs including content scripts, background scripts, messaging, and storage.
  • Implement features such as DOM manipulation, browser events, tab management, and permissions handling.
  • Integrate Chrome extensions with REST APIs and backend services.
  • Ensure extension security, performance optimization, and compliance with Chrome Web Store policies.
  • Debug, test, and resolve cross-browser compatibility issues.
  • Manage versioning, updates, and deployment to the Chrome Web Store.
  • Collaborate with UI/UX designers to build intuitive extension interfaces.
  • Write clean, maintainable, and well-documented code.
  • Participate in code reviews and follow best development practices.
  • Work closely with QA teams to ensure high-quality releases.

Required Skills & Qualifications

  • 3+ years of experience in Chrome Extension development.
  • Strong proficiency in JavaScript (ES6+), HTML5, and CSS3.
  • Hands-on experience with Chrome Extension Manifest V3.
  • Good understanding of content scripts, background/service workers, messaging APIs.
  • Experience with DOM manipulation and browser event handling.
  • Familiarity with REST APIs and asynchronous programming.
  • Experience with Git or other version control systems.
  • Strong debugging and problem-solving skills.

Good to Have

  • Experience with React.js or Angular inside browser extensions.
  • Knowledge of Node.js for backend integration.
  • Experience with authentication mechanisms (OAuth, JWT).
  • Exposure to performance optimization and browser security concepts.
  • Prior experience publishing extensions on the Chrome Web Store.

Job Types: Full-time, Permanent

Benefits:

  • Paid sick time
  • Paid time off
  • Provident Fund

Application Question(s):

  • Are you an Immediate joiner ?

Experience:

  • Chrome Extension: 2 years (Required)
  • Browser Extensions: 2 years (Required)

Work Location: In person

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