
Frontend / Chrome Extension Developer (React + TypeScript)
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 NeoGenCode Technologies Pvt Ltd
About
Welcome to Neogencode Technologies, an IT services and consulting firm that provides innovative solutions to help businesses achieve their goals. Our team of experienced professionals is committed to providing tailored services to meet the specific needs of each client. Our comprehensive range of services includes software development, web design and development, mobile app development, cloud computing, cybersecurity, digital marketing, and skilled resource acquisition. We specialize in helping our clients find the right skilled resources to meet their unique business needs. At Neogencode Technologies, we prioritize communication and collaboration with our clients, striving to understand their unique challenges and provide customized solutions that exceed their expectations. We value long-term partnerships with our clients and are committed to delivering exceptional service at every stage of the engagement. Whether you are a small business looking to improve your processes or a large enterprise seeking to stay ahead of the competition, Neogencode Technologies has the expertise and experience to help you succeed. Contact us today to learn more about how we can support your business growth and provide skilled resources to meet your business needs.
Candid answers by the company
IT & Engineering Talent Staffing
- Provides full-time and contract-based hiring, delivering handpicked, pre‑screened developers across tech stacks—ranging from web, mobile, AI/ML, Web3/blockchain.
- Maintains a bench o vetted candidates, offering fast delivery of interview-ready profiles—often within 24 hours.
- Offers payroll management, handling compliance, tax, attendance, and documentation for both contractors and full-time employees.
2. End-to-End Project Delivery
- Delivers full-stack development solutions: web, mobile, cloud, AI/ML, Blockchain/Web3.
- Manages entire project lifecycle—requirements gathering, design (UI/UX), development, deployment, and ongoing support .
3. Additional Offerings
- Expands into cybersecurity consulting, digital marketing, and cloud platform services (like AWS, GCP, Azure) .
- Provides strategic IT consulting to align technology solutions with business objectives
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Location : Remote
Department : Engineering
Reports To : CTO
Summary :
We seek a Senior Front-End Product Engineer to enhance our platform's UI/UX, focusing on the dashboard, workflow builder canvas, and marketplace.
Key Responsibilities :
- UI/UX Development : Build intuitive, scalable, and responsive interfaces using React, Next.js, Tailwind CSS.
- Workflow Builder Enhancements : Develop drag-and-drop node-based workflow management with real-time collaboration.
- Dashboard & Marketplace Optimization : Improve user visibility, seller profiles, and purchasing experiences.
- State Management : Implement efficient state handling with Zustand, XState.
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- AI Integration : Leverage AI tools like Cursor.com, Copilot for enhanced UI/UX workflows.
- Collaboration : Work cross-functionally with design, product, and backend teams.
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- 5+ Years in front-end development with strong expertise in React, Next.js, TypeScript, Tailwind CSS.
- Experience in UI/UX design, state management, and performance optimization.
- Strong knowledge of workflow automation, API integration, and real-time collaboration tools.
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Why Join Us?
- Work on cutting-edge AI-powered automation products.
- Opportunity to shape the front-end architecture and UX.
- Fully remote role with a collaborative and innovative team.
- Developing user interface components and implementing them following well known Reactjs workflows such as Flux and Redux
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- Ensuring that all components and the overall application are robust and easy to maintain
- Coordinate with the rest of the team working on different layers of the infrastructure
- Should have capabilities to judge or choosing the right/suitable plugin for application requirements
- Should have knowledge of application build generation and optimizations.
Technical Experience:
- Should be strong in Development Life Cycles like Agile
- Should be strong Javascript Core (Core Concepts, Design Patterns, etc)
- Should be strong in Angular and ReactJS Concepts
- Strong proficiency in JavaScript including DOM manipulation and the JavaScript object model Thorough understanding of Reactjs and its core principles
- Should be strong at least one javascript testing framework like Jasmine
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Required Skills:
- Bachelors/Masters in Computer Science with relevant industry experience
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- Must be working on ReactJS project as on date.
- Experience in developing responsive Web Application Development
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- Expert level Programming experience in HTML 5, CSS 3, JavaScript, Typescript, Angular and React JS
- Experience with AWS, developing and deploying application to cloud environment
- Experience in using the popular UI Frameworks, Libraries or Plugins
- Experience in Writing Test Cases and Generating Test & Coverage reports
- Experience with Git, Java, Maven, SQL, Jira and or Hudson/Jenkins
• Strong knowledge of Javascript fundamentals, Object-oriented programming, and Web
concepts with 3-7 years of relevant experience in building web apps at scale.
• You must have a strong understanding of semantic HTML / HTML5, CSS / CSS3.
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• Curiosity to go in-depth of codebases and libraries and have the ability to set it up from
scratch.
• Familiarity with Server Side Rendering (SSR) and website SEO
What You’ll Do
• Build Truefoundry website and frontend platform.
• Build monitoring graphs, services directory, ML model management UI. Make sure SEO and
website performance are top-notch.
• Work with design teams and ability to lead other frontend engineers when we expand our
team
• Take good design decisions which scale and follow best practices.
Job ID: DP0601
Job Description:-
Job Location- Bangalore, Hyderabad(Type- WFH/Hybrid)
Experience Level- 4-8 Yrs.
Angular JD keywords:
- Experience in Angular 2+ (Latest Version Preferred)
- Strong understanding of the OOPS concept
- Strong understanding of Typescript
- Knowledge of Observables
- Advance knowledge of JavaScript
About Navi
Navi is one of the fastest growing financial services companies in India providing Personal & Home Loans, Insurance and Mutual Funds with a digital first approach. At Navi, our mission is to build financial services that are simple, accessible and affordable.
Founders: Sachin Bansal & Ankit Agarwal
Know what makes you a “Navi_ite” :
1.Perseverance, Passion and Commitment
• Passionate about Navi’s mission and vision
• Demonstrates dedication, perseverance and high ownership
• Goes above and beyond by taking on additional responsibilities
2.Obsession with high quality results
• Consistently creates value for the customers and stakeholders through high quality outcomes
• Ensuring excellence in all aspects of work
• Efficiently manages time, prioritizes tasks, and achieves higher standards
3.Resilience and Adaptability
• Adapts quickly to new roles, responsibilities, and changing circumstances, showing resilience and agility
Key responsibilities:
- Develop the front-end for our products and collaborate with designers, other engineers, and product managers to build new features, iterate on current features, and build a world-class user experience;
- Build responsive & reusable UI components using any one Javascript framework: React, Angular, VueJS, as per the specifications and guidelines;
- Be familiar with Responsive Web Design, common Web UX patterns and anti-patterns;
- Should have hands-on experience of improving web performance including optimising page load, rendering, caching etc;
- Be great at debugging, including identifying page speed and performance bottlenecks, using tools like Chrome Dev Tools, React Dev Tools etc.
Required Skills:
- You should be well versed with RESTful APIs and it's best practices;
- You should be proficient with all core features of React or similar frameworks including Redux or Fluxn pattern;
- You should have experience in JavaScript (React JS/Redux), HTML, CSS, JQuery, HTTP for the Web platform;
- Strong proficiency in writing clean, robust javascript code is a must;
- You should be comfortable working with version controlled code environments ( eg. GIT);
- You should possess strong Object Oriented design and programming skills;
- You should have an understanding of XML, JSON, DOM, and w3c standards.
Company Information
We are a technology company developing state-of-the-art products in the 3D technology space. We help our clients in the luxury retail space, enhance their online presence and ability to showcase their products to the end customer as life-like.
We are looking for a skilled react.js developer to join our development team. In this role, you will be responsible for developing and implementing 3D React.js concepts and technologies.
You should have working or implementation experience in Three.js JavaScript 3D Library
Job description
- Strong Understanding of Threejs Concepts
- Experience working with Threejs Immersive projects
- Render 3D objects using WebGL & Javascript API in all standard browsers.
- Strong knowledge of mobile web standards
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- This would be added advantage: experience in setting up Projects with Webpack and the various loaders and plugins.
Mandatory : Javascript 3D, Three.JS, Library
React.js Developer Requirements:
- Bachelors in computer science, information technology, or similar field
- Previous experience working as a react.js developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux would be beneficial
Education:
- Bachelor's (Preferred)
Bachelor’s Degree required, preferably in Computer Science or related field
3+ years of Experience working on React.js and its core principles
Experience with popular React.js workflows (such as Flux or Redux)
Experience with cloud based technologies like AWS
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
Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
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)
Job Role:
- Build pixel-perfect, buttery smooth UIs across both mobile platforms.
- Leverage native APIs for deep integrations with both platforms.
- Diagnose and fix bugs and performance bottlenecks for performance that feels native.
- Maintain and write clean code to ensure the product is of the highest quality.
We're looking for developers who are interested in solving problems. We like people who are willing to work across the technology spectrum.
An example of a typical problem would be a product feature that requires UI/UX (Typescript/React/HTML/SCSS), server changes (Java/Scala/R), and database changes (MySQL).
You will own some or all of a product/feature. You will also mentor others, read and review code, maintain code, deploy code, tune the performance of systems, as required.
Requirements :
- We're looking for 4 years or more of relevant work experience. That being said, if you think you have the necessary skills to make the number irrelevant then do talk to us
- Proficiency in Java, JavaScript, and sufficient knowledge of database concepts to write efficient queries
- Working experience in one or more of React, Redux, Typescript, and associated tools such as Webpack, Grunt, Gulp etc.
- Working experience in HTML, (S)CSS
- Working experience writing unit/functional/integration tests
- Knowledge of Java 8 features such as streams and lambdas is a plus
- Knowledge of REST concepts and design is a plus
- Knowledge of ES6 features/syntax is a plus
- Knowledge of functional programming concepts is a plus
- Knowledge of build/deploy tools such as Ant, Maven, Gradle, Ansible, Chef, Puppet etc. is a plus
- Knowledge of one or more scripting languages such as Awk, Bash, Perl, Python, Rubyetc. is a plus
- Ability to use modern IDEs such as VSCode, IntelliJ IDEA, Eclipse etc. is a plus
- Knowledge of container technologies such as Docker, Kubernetes, etc. is a plus
Bonus Points :
- For product experience. We're a product company. Talk to us if you have worked on software products
- For startup experience. Have you worked in a any startups? We're always looking for people who have startup experience
- If you've developed and deployed any software for your own, or others- use
- If you've contributed to open source projects
- If you've spoken at developer conferences, published articles in tech websites, published podcasts
- If you communicate well. Do you blog? Can you explain ideas clearly and succinctly? Can you answer questions in short, clear sentences?
- If you have technical certifications such as AWS, Docker, Redhat etc.
- If you're self taught. Have you learned other programming languages, technologies etc. on your own? Share the details of the courses you took online, for instance.
- For deep knowledge in one or more areas. We like people who dig down, understand concepts in detail
- If your code/work is out there in public. We'd love to see what you've developed and deployed to the external world












