Frontend Developer

Position Title : Frontend / Chrome Extension Developer (React + TypeScript)

Experience : 3+ years

Location : Remote

Job Role Summary :

Build and ship production-ready Chrome extensions that inject UI into existing web apps. Own content scripts, DOM integration, performance, and accessibility (WCAG 2.1 AA).

Mandatory Skills :

React, TypeScript, Chrome Extensions (MV3), Content Scripts, DOM Injection, MutationObserver, TailwindCSS/CSS Modules, Accessibility (WCAG 2.1 AA).

Key Responsibilities :

• Develop Chrome extensions using React + TypeScript.
• Inject and manage UI components within third-party web app DOMs.
• Write and maintain content scripts; handle dynamic pages via MutationObserver.
• Implement clean, responsive styling with TailwindCSS or CSS Modules.
• Ensure accessibility (WCAG 2.1 AA), keyboard navigation, and ARIA semantics.
• Integrate with APIs, manage extension permissions, storage, and messaging.
• Optimize performance, handle edge cases across sites, and write basic tests.

Required Skills :

• Strong React + TypeScript in production.
• Chrome Extension architecture: manifest v3, content/background scripts, messaging, permissions.
• DOM manipulation and safe UI injection strategies.
• MutationObserver, event delegation, handling SPA route changes.
• TailwindCSS or CSS Modules; solid CSS fundamentals.
• Accessibility (WCAG 2.1 AA) and cross-browser compatibility (Chromium/Firefox optional).
• Familiarity with build tooling (Vite/Webpack), linting, and Git.

Nice-to-Have :

• Experience with service workers, storage (sync/local), and i18n.
• Testing with Jest/RTL/Playwright.
• Security basics for extensions (CSP, sandboxing).

Company Description

We are a leading technology and design company that stays ahead of the curve, with over a decade of experience and 400+ successful projects, we offer business-to-business solutions that create engaging digital experiences for large enterprises across industries. Our solutions are built on development expertise, design thinking, and innovative technologies. We follow an agile methodology to deliver exceptional user experiences. Our creative solutions not only look amazing but also produce measurable results.

Our team of experts in development, design, and technology possess diverse skill sets, including UX/UI design, quality engineering, JavaScript frameworks, content strategy, branding, AI and machine learning, and product engineering.

We believe in the pursuit of excellence, building strong partnerships, taking ownership of our work, and embracing feedback every step of the way. We prioritize the personal and professional success and well-being of our team members, and our culture is centered around purposefully connecting design, code, and people to make a meaningful impact across the world 🌎

Join us https://www.qed42.com/careers

Job Description

What you will be doing :

• Building high-performance mobile apps with React Native.
• Responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure.
• Building a product that is a highly collaborative effort
• Collaborate with cross-functional teams (.e.g. Backend, Product Manager and UX Designer) to define design and ship new features
• Mentor other developers
• Ensure the performance, quality and responsiveness of the applications

What we are looking for:

• 4-7 years of relevant experience in React-Native
• Hands-on experience in the full life cycle of Android or iOS application development and
• Hand on experience in React-Native.
• Experience with third-party libraries and APIs.
• Hands-on experience of creating mobile app GUI
• Strong knowledge of product development life cycle and mobile app deployments
• Knowledge of version control (Git) and coding best practices
• Minimum 2 Live mobile applications on Playstore to showcase.

Qualifications

• UG: BCA in Computers, B.Tech/B.E or any relevant specialization
• PG: MCA, M.Tech

Additional Information

What you will get:

• An open and collaborative work environment where you will be respected, challenged, and valued for your merits.
• Strong leadership and mentorship, a clear career path, and a supportive environment.
• A company that is proud of the quality of its work and invested in your personal development & well-being.
• A team that respects openness, does its job well, values customers, and plays fairly.
• Individuals who are fun to work with are invested in each other's growth and take their values seriously.
• Flexible work schedule so long as you uphold your commitments to your family, team, and clients.
• Competitive salary, incentives, insurance, and other perks.
• An online portfolio showing multi-platform, standout work.

Your Responsibilities:

• Own UI of Company's web & mobile app
• Gather and evaluate user requirements in collaboration with product managers and engineers
• Illustrate design ideas using storyboards, process flows and sitemaps
• Design graphic user interface elements, like screens, menus, tabs and widgets
• Develop UI mockups and prototypes that clearly illustrate how sites function and look like
• Create original graphic designs (e.g., images, sketches and tables)
• Prepare and present rough drafts to internal teams and key stakeholders
• Conduct layout adjustments based on user feedback
• Adhere to style standards on fonts, colors and images

Your qualifications:

• Knack for design
• Understanding of human centered design
• Experience in designing web & mobile apps for B2B users

•  Very strong hands on experience of web and mobile technologies: - HTML JavaScript,
• HTML5/CSS3,
• 5 + years of UI Development Experience using JavaScript Frameworks
• 3+ years of Angular Development Experience
•  Has implemented coding patterns and built UI framework
•  Deep knowledge of AngularJS practices and commonly used modules based on extensive
• work experience
•  Thorough understanding of the responsibilities of the platform, database, API, caching
• layer, proxies, and other web services used in the system
•  Creating custom, general use modules and components which extend the elements and
• modules of core AngularJS
• Creating configuration, build, and test scripts for Continuous Integration environments
•  Cooperating with the back-end developer in the process of building the RESTful API
•  Cross browsers support/experience and knowledge of DOM manipulation on different
• browsers
•  Performance enhancements on web page load and execution
• Use responsive web design to create applications that automatically conform to multiple
• screen sizes/devices.
• Reach at 91 084 76 999

Job brief:

We are looking for an expert Web Developer responsible for the coding, innovative design and layout of our website. The key responsibility areas shall include building project website from concept all the way to completion from the bottom up, fashioning everything from the home page to site layout and function.

Responsibilities:

• Write well designed, testable, efficient code by using best software development practices
• Create website layout/user interface by using standard HTML/CSS practices and dynamic host servers
• Integrate data from various back-end services and databases
• Gather and refine specifications and requirements based on technical needs
• Create and maintain software documentation
• Be responsible for maintaining, expanding, and scaling project sites
• Stay plugged into emerging technologies/industry trends and apply them into operations and activities
• Coordinate with web designers to match visual design intent
• Coordinate with content writers to match the website objective

Requirements:

• Proven working experience in web programming
• Top-notch programming skills and in-depth knowledge of modern HTML/CSS
• Familiarity with at least one of the following programming languages: PHP, ASP.NET, Javascript or Ruby on Rails, React JS, Angular, Mongo DB and other programming languages
• A solid understanding of how web applications work including security, session management, and best development practices
• Adequate knowledge of relational database systems, Object Oriented Programming and web application development
• Hands-on experience with network diagnostics, network analytics tools
• Basic knowledge of the Search Engine Optimization process
• Aggressive problem diagnosis and creative problem-solving skills
• Strong organizational skills to juggle multiple tasks within the constraints of timelines and budgets with business acumen
• Ability to work and thrive in a fast-paced environment, learn rapidly and master diverse web technologies and techniques.

Educational qualification

• BSc / BCA / B-Tech in computer science or a related field

If you feel the above-mentioned Job Details matches your ~profile~ personality, kindly email us your updated CV to us

Company Profile:

https://www.werbstudio.com/about-us

https://www.werbstudio.com/work

We seek to identify top React JS talent to join us to grow with our dev team. As a React.js Developer, you will be involved from conception to completion with projects that are technologically sound and aesthetically impressive.

Required Skills:
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
Experience working on web technologies (HTML/CSS)
Good experience in React.js and its core principles
Prior experience with popular React.js workflows (such as Flux or Redux)

Please refer your friends or colleagues who might be suitable for this position.