React.js 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).

We are looking for a skilled and motivated React Developer with 5–8 years of hands-on experience to join our growing team in Chennai. The ideal candidate should have strong proficiency in front-end development using React.js, with a solid understanding of modern web technologies, best practices, and Agile methodologies. Experience with Ember.js is also required.

Key Responsibilities:

• Develop and maintain scalable web applications using React.js and Ember.js.
• Build reusable components and front-end libraries for future use.
• Translate UI/UX designs and wireframes into high-quality, responsive code.
• Optimize components for maximum performance across a wide range of devices and browsers.
• Collaborate closely with UI/UX designers, backend developers, and product managers.
• Participate in code reviews, testing, and debugging activities.
• Stay updated with the latest trends and best practices in front-end development.

Required Skills:

• Strong proficiency in JavaScript, HTML5, and CSS3.
• Hands-on experience with React.js, including Redux and React Hooks.
• Experience with Ember.js in production-grade applications.
• Familiarity with RESTful APIs and integrating frontend with backend services.
• Experience using front-end build tools and workflows (e.g., Webpack, Babel, NPM).
• Good understanding of version control systems like Git.
• Exposure to Agile development methodologies and practices.

Key Responsibilities:

 Develop and maintain frontend components using AEM Sites.

 Integrate AEM with React/Angular for enhanced user interfaces.

 Work with AEM templates, components, dialogs, and client libraries.

 Collaborate with backend AEM developers and designers to implement dynamic

and responsive web features.

 Ensure code quality through unit testing and best practices.

 Participate in code reviews, debugging, and performance tuning.

 Support AEM content authors with technical implementation and troubleshooting.

What You’ll Bring:

 Bachelor’s degree in Computer Science, Engineering, or a related field, or

equivalent work experience.

 Proven experience delivering high-quality web applications.

Mandatory Skills:

 3+ years of frontend development experience with React.js or Angular.

 2+ years of experience working with Adobe Experience Manager (AEM).

 Strong knowledge of HTML5, CSS3, JavaScript, and TypeScript.

 Experience with AEM client libraries, Sightly (HTL), Sling models, and

component development.

 Familiarity with RESTful APIs and JSON.

 Understanding of responsive design, cross-browser compatibility, and

accessibility standards.

 Familiarity with Git, CI/CD pipelines, and Agile methodologies.

Preferred Skills (Nice to Have):

 Experience integrating third-party APIs and headless CMS.

 Knowledge of Adobe Target, Analytics, or other Adobe Experience Cloud

products.

 Exposure to backend technologies like Java or Python is a plus.

Job Description:

We are looking for a good JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). 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. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

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
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

Skills:

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (Redux)
• Familiarity with newer specifications of ECMAScript
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

We are looking for a React Developer to join our awesome team and deliver a streamlined user experience. We want a team member who strives to develop a first-class codebase using React best practices. As a React Developer, you will implement a complete user interface in the form of a mobile/desktop web app & handle its integration with the back-end. 

• Develop user interfaces for modern rich internet applications with the latest Front End Technologies
• Perform product analysis and development tasks of increasingly complex nature which may require extensive research and analysis.
• Writing tested and documented JavaScript, HTML and CSS
• Make design and technical decisions for React projects
• Develop application code and unit tests in the React. 
• Ensuring high performance

• BSc/BE/BTech in Computer Science, Engineering or a related field
• 1+ years Experience with React. Good to have working knowledge of React Native, Angular, VueJS
• Strong expertise with HTML, CSS, and writing cross-browser compatible code.
• Good understanding of AJAX and JavaScript DOM manipulation Techniques
• Experience with RESTful services
• Experience in JavaScript build tools like grunt or gulp
• Hands on and implements complex React modules
• Able to implement automated testing platforms and unit tests
• Understanding of fundamental design principles behind a scalable application
• Proficient understanding of code versioning tools (Git) 
• Critical thinker and problem-solving skills
• Team player
• Good time-management skills
• Great interpersonal and communication skills

Responsibilities:

• Build next-generation web applications which are efficient, reusable front-end abstractions and systems.
• Work closely with designers to implement versatile front-end solutions while embracing emerging standards and pushing the limits of what a browser can do.
• Actively participate in design and code reviews to build robust applications and prototypes.

Requirements:

• A deep expertise in Javascript.
• Looking for people with Mean STACK experience that includes: Node JS, Mongo DB, Angular JS, Bootstrap, Express, React JS.
• The above needs to be coupled with Javascript, HTML, CSS.
• Constantly and consistently implementing new features and optimise existing ones from controller- level to UI.
• Vigilantly and rapidly fix bugs.
• Continuously solving problems to give our customers a delightful shopping experience.
• Work closely with Team Lead, UX designers and back-end engineers to implement front end solutions.
• Endorsing upcoming standards, launching, iterating and making a difference.
• Passionate about implementing elegant User Interfaces using HTML and CSS.
• Ability to write well-abstracted, reusable, highly performant code for UI components.

Senior React JS Developer

Responsibilities:

Translate Business requirements into Technical Requirements and conceptualize solution by breaking it up into logical units of work.

Plan and execute product roadmap with product manager and other stakeholders.

Develop and implement integration solution with high quality, exception handling and low maintenance in accordance with the project timeline, adherence to global standards/principles, design standards

Provide support and documentation to assist in sustaining the project during the transition to production by working closely with production support team during production release and troubleshooting production issues

Responsible for effectively communicating the plan, status and updates to stakeholders and scrum team

Proactively raise issues to Product Owner and Scrum leads when necessary

Independently assess and represent development team - covering all aspects of technical feasibility, complexity and timelines during project / program review meetings.

Lead , manage , mentor team of developers.

Design and build new features, simplify existing services, and scale our systems as we rapidly grow and evolve

Create reusable patterns that improve the consistency of the codebase

Collaborate with your engineering teammates through planning, pairing, testing, reviewing and delivery of the features that you build

Work with the product team to translate powerful ideas into everyday business value

Write sustainable, testable, high-quality, high-performance code

What Makes You a Great Fit

6+ years of relevant front-end development experience writing modular / reusable / Object Oriented / functional Javascript code.

At least 5 years of working experience on React JS framework

Firm grasp of JavaScript (or Typescript) and its nuances, including ES6+ syntax

Strong expertise with HTML5, CSS3  (with media queries) and writing cross-browser compatible code

Grid system understanding

CSS preprocessor experience (SASS or LESS), Responsive design, Accessibility

Familiarity with code versioning tool like GitHub.

Experience with RESTful services

A strong, demonstrable portfolio of past web applications including websites.

Self-motivated, fast learner with attention to detail and quality

Excellent diagnostic, troubleshooting, and communication skills

Required Skills:

6+ Years of experience

Should be able to work independently and must be hands on in development.

Should be able to take a problem and produce an architectural pattern plus a proof of concept utilising best practices when it comes to developing enterprise integration software.

Should have excellent analytical and problem solving skills.

Strong proficiency with Spring Boot, Microservices, Spring MVC, Coding and Spring Integration.

Knowledge of enterprise integration patterns and asynchronous messaging patterns is required.

Experience with working with process modelling software is a nice to have.

Experience in working with rule based systems is a nice to have.

Strong fundamentals in object oriented programming is a must have.

Experience in working with at least one relational and one no sql database is preferred.

Strong experience in working and designing message structures using xml and json.

Strong knowledge of SDLC Lifecycle Process and Agile Methodology.

Experience in BPMN would be added advantage.

Experience in working with security protocol (e.g. TLS, OAuth) and understands security in development.

Experience with containerization using Docker, orchestration using Kubernetes, Continuous Integration/Delivery tools - Jenkins, Maven, GIT.

Experience in Messaging with MQ based Messaging Systems.

Communication:

Should be able to communicate effectively with product team members, clients and stakeholders.

Clarifies and communicates product objectives and problem solving.

Responsibilities 

• Convert wireframes into rich interactive prototypes. 
• Work with backend development team to integrate front end code. 
• Understand business requirements and convert into functional specifications. 
• Participate in architecture and technical level discussions and takes initiative. 
• Passion for web design and eager to learn and implement the latest trends.
• A focus on delivering high-quality code through strong testing practices
• Working on Information architecture and Designing wireframes and prototypes.

Skills Required:

• 4+ years of commercial-grade web/front-end development experience.
• Strong experience in JavaScript, ideally ES6 or ES7, Node.js, building Single Page Web Applications with modern frameworks (Angular or AngularJS, React, Vue).
• 2+ years hands on experience with frameworks like react/relay/Redux/node.
• 2+ years with JS build tools like grunt,webpack,gulp etc.
• Knowledge in ES6, Webpack is a plus.
• Experience in creating web applications with delightful user experience.
• Experience working with REST APIs.
• Experience in TDD, Writing Clean & Readable code.
• Experience in Version control - Git.
• Awareness of cross-browser compatibility issues and client-side performance considerations 
• Experience in creating responsive pages and cross-browser support.
• Ability to clearly communicate thoughts and ideas by rapid prototyping.
• Debugging skills, familiar with debugging tools of all major browsers.

Nice to Have:

• Prior experience in Fintech Startups
• Knowledge of Node.js, Express js, AWS (EC2, S3, Elasticsearch)
• Knowledge and working experience with MongoDB, NOSQL