Frontend engineer

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).

About Plum

We are making health insurance - simple, accessible and affordable. Hundreds of businesses of all sizes from startups to large corporates trust Plum for their employee's health protection.

Healthcare in India is seeing a phenomenal shift. Healthcare cost is seeing an inflation that is three times the general inflation. Treatments of diseases including Covid-19 can wipe out entire household savings. Majority of Indians won't be able to afford a health insurance on their own. As many as 600mn Indians would depend on employer-sponsored insurance.

Enter Plum. Plum is re-imagining the health insurance stack, and accelerating the penetration of health insurance in India to 100%. Plum has forged new underwriting and fraud detection algorithms to enable companies as small as 2 to benefit from a group insurance. The platform enables realtime insurance design & pricing to enable companies to buy insurance in 3-clicks. And offers employees a hassle-free claims experience through an integrated digital process.

Plum is backed by leading global investors including Tiger Global, Sequoia Capital, Tanglin Ventures and Incubate Fund (read more https://www.plumhq.com/blog/plum-series-a-funding">here)

Having found exceptional product/market fit, we’re in the midst of transitioning from 'start-up' to ‘scale-up’, and looking for frontend engineers in React to help us scale Plum.

You will have a direct impact on the customer experience through the design and implementation of new features and functionalities in our product. You'll work as part of a small but rapidly growing high-energy team delivering incredible, creative improvements to our product. You'll be in charge of reviewing the implementation of applications following code standards and style guides.

• Push things over the line, ship awesome features, and delight customers
• Spec, build, test, and deliver new features while improving the performance and quality of the product.
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high quality code Solve complex CSS, HTML, and User Interface compatibility issues across browsers.
• Implement front-end development workflows: build systems, dependency management, quality checkers (linting), etc.

• 5+ years of hands-on experience building web applications with React or similar framework.
• Understanding of chakra is a plus, not mandatory. 
• Comfortable with Responsive Web Development and with a strong product design sensibilities and has an obsessive attention to detail.
• Write testable, maintainable code that's easy to understand.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Strong sense of ownership and integrity demonstrated through clear communication and collaboration.
• Having experience with building and maintaining an open source project or design library is a plus.

1. Solid technical skills with a proven and successful history working as a Front End Developer
2. Experience & Knowledge in Angular, React & Vuejs
3. Good working knowledge on Bootstrap, CSS, HTML5, JavaScript and TypeScript
4. Excellent interpersonal abilities, communication skills, time management and Team skills with an intention to work hard to meet project deadline

• Interface Developer-Senior Associate:

Exp: 4-10 Years

Location: Mumbai/Ahmedabad/Gurgaon/Bangalore

Role:

HTML5, CSS3, JS, ES6, ReactJS, PSD to HTML

Knowledge of build tools like Webpack, Babel

and Grunt Basic understanding of Atomic Design Principles

Basic knowledge of AEM

You would possess experience building web applications using MVC frameworks (Reactjs, Redux) in a service-oriented environment.

• In-depth experience in object oriented Javascript.
• Excellent knowledge of professional software engineering practices and best practices for the full Software Development Lifecycle, including coding standards, code reviews, source control management, build processes, testing and operations.
• Proficiency to code in front-end technologies such as Javascript/HTML/CSS.

We are looking for a React.js Developer. Your primary focus will be on developing user interface components and implementing them. You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure.

Responsibilities:

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Optimising components for maximum performance across a vast array of web-capable devices and browsers

Requirements:

• Good knowledge of JavaScript, HTML and CSS
• Good understanding of React.js and its principles
• Good understanding of state management libraries like Redux
• Good understanding of newer specifications of EcmaScript like ES6 and ES7
• Good understanding of RESTful APIs
• Knowledge of modern authorisation mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Familiarity with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• Good understanding of Git

Minimum Qualifications:

• At least 3 years experience in web development.
• Experience with HTML5 and CSS
• Experience with ReactJS, JavaScript, ES6
• Experience with state management libraries like Redux
• Experience working with Git
• Good written and verbal English skills
• Good attention to detail
• Ability to effectively communicate with internal departments, team members and partners
• Ability to effectively plan and organise
• Ability to work independently under limited supervision

Would be a plus:

• Experience in test automation and test-driven development (Jest, Enzyme)
• Experience with NodeJS and GraphQL
• Knowledge of PWA
• Familiarity with JIRA or any other project management tool
• Experience with AWS/EC2, or other cloud services