
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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What is the role?
We are looking for highly skilled candidates with experience in frontend programming and are comfortable in dealing with backend tools.
Key Responsibilities
- Reviewing application requirements and interface designs.
- Identifying web-based user interactions.
- Developing and implementing highly-responsive user interface components using React concepts.
- Writing application interface codes using JavaScript following ReactJS workflows.
- Troubleshooting interface software and debugging application codes.
- Developing and implementing front-end architecture to support user interface concepts.
- Monitoring and improving front-end performance.
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
- 6 to 9 years of strong design and development experience in building massively large-scale distributed internet systems and products.
- Previous experience working as a React.js Developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Strong experience using a client side MVC framework such as NodeJS, ReactJS, or Redux.
- Experience with user interface design.
- Knowledge of performance testing frameworks including Mocha and Jest.
- Experience with browser-based debugging and performance testing software.
- Experience in responsive design, cross browser compatibility, and website performance.
- Knowledge of frontend CSS frameworks like Bootstrap, Material UI, and preprocessors like SASS and LESS.
- Experience with handling Services, RESTful, APIs (NodeJS preferably).
Who will you work with?
You will be working with top-quality engineers who have built one of the best employee engagement SaaS platforms. You will be reporting to the Engineering Head and working closely with the Architect and other leads.
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact, and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.
We are
Xoxoday is a rapidly growing fintech SaaS firm that propels business growth while focusing on human motivation. Backed by Giift and Apis Partners Growth Fund II, Xoxoday offers a suite of three products - Plum, Empuls, and Compass. Xoxoday works with more than 2000 clients across 10+ countries and over 2.5 million users. Headquartered in Bengaluru, Xoxoday is a 300+ strong team with four global offices in San Francisco, Dublin, Singapore, New Delhi.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.
About Company:
Espressif Systems (688018) is a public multinational, fabless semiconductor company established in 2008, with headquarters in Shanghai and offices in Greater China, India, and Europe. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge Wi-Fi and Bluetooth, low-power IoT solutions. We have created the popular ESP8266 and ESP32 series of chips, modules, and development boards. By leveraging wireless computing, we provide green, versatile, and cost-effective chipsets. We have always been committed to offering IoT solutions that are secure, robust, and power-efficient. By open-sourcing our technology, we aim to enable developers to use Espressif’s technology globally and build smart connected devices. In July 2019, Espressif made its Initial Public Offering on the Sci-Tech Innovation Board (STAR) of the Shanghai Stock Exchange (SSE).
Espressif has a technology centre in Pune. The focus is on embedded software engineering and IoT solutions for our growing customers.
About Role:
https://rainmaker.espressif.com/">ESP RainMaker provides a complete solution to makers to develop connected devices with ease. It also focuses on solving a major challenge about how the quality of connected devices can be improved. It constitutes device-side SDK, mobile apps and a cloud application. This role requires product engineering for the web UI for the RainMaker cloud.
Minimum Qualification:
- BE/B.Tech in Computer Science with 5 to 10 years of experience
- Strong Computer Science Fundamentals
- Excellent understanding of UX and design sensibilities
- Design, develop, and test UI for web applications
- Experience with one or more of these: React, Redux, Webpack, ES6, Async JS Communication, WebSockets
- Strong debugging and troubleshooting skills
Desired Qualification:
- Significant experience with JavaScript, React and Redux.
- Experience in consumption of cloud services and REST interfaces (implementation experience would be added advantage)
- Experience with CSS pre-processors like LESS or SASS
- Expertise with cross-browser, cross-platform, and responsive design
- Solid understanding of user interactions required for Single-Page Applications
- Experience with modern browser technologies
Responsibilities:
- Designing and developing User Interface for web applications
- Write code based in HTML, CSS, JavaScript and ReactJS
- Accurately translate user and business needs into functional, secure and efficient frontend design and code
- Experience and desire to take product/feature ownership from delivery and customer support perspective
- Collaborate with backend and quality engineers to spec, write, test, and deploy code that integrates with data streams and API endpoints
- Utilise responsive design techniques and ensure cross-browser compatibility
- Perform code reviews and improve/ensure the quality of product
What to expect from our interview process
- The first step is to email your resume or apply to the relevant open position, along with a sample of something you have worked on such as a public GitHub repo or side project etc.
- Next, post shortlisting your profile recruiter will get in touch with you via a mechanism that works for you e.g. via email, phone. This will be a short chat to learn more about your background and interests, to share more about the job and Espressif, and to answer any initial questions you have.
- Successful candidates will then be invited for 2 to 3 rounds of the technical interview as per the previous round feedback.
- Finally, Successful candidates will have an interview with HR.
What you offer us
- Ability to provide technical solutions, support that fosters collaboration and innovation.
- Ability to balance a variety of technical needs and priorities according to Espressif’s growing needs.
What we offer
- An open-minded, collaboration culture of enthusiastic technologist.
- Competitive salary
- 100% company paid medical/dental/vision/life coverage
- Frequent training by experienced colleagues and chances to take international trips, attend exhibitions, technical meetups and seminars.
We are looking for a great 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 products 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 (such as Flux or 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
-
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
About us:
Maneuvering futuristic technologies to create such a socio-economic impact is DIATOZ Solutions Private Limited, an MSME registered under the government of India. With three business lines – services, products and consulting – DIATOZ is disrupting IT industry in India with a wide range of solutions like ezenotes, e2ehiring, salver, patapet, airpetgo, hectocommerce, ezevision, real-estate automation, first-of-its-kind agricultural marketplace, and many more. Something besides the high-end technology frameworks that takes a technology company beyond the margins of normality is the impact they create in the market. Founded in 2018, within a couple of years of its inception has come a long way. With a 110+ people strong talented workforce, the company has been contributing to Digital initiatives with its range of digital solutions. DIATOZ’s impressive portfolio in the fields of agriculture, education, hiring, pet care, AI/ML and real-estate is all set to concoct a revolution by progressively impacting the daily lives of billions of common people.
Kindly refer the below link for more details.
Start-up of the year 2020 –
https://www.cioinsiderindia.com/magazine/startups-of-the-year-december-2020/#page=26
Winner of Young Achievers Award 2020 –
https://www.iafindia.com/mr-monuranjan-borgohain/">https://www.iafindia.com/mr-monuranjan-borgohain/
Title – Front End Developer
Region: Bangalore
Employment Type: Full Time Regular Employee
Position: Software Engineer
Year Experience: 2-4yrs
Job Responsibilities and/or Success Factors:
- Review customer requirement, design flow and implement
- Review integration and regression test plans created by QA
- Supports users by developing documentation and assistance tools
- Required skills and experience include:
- BE in Computer Science or other field of study and applicable work experience
- Strong proficiency with Typescript.
- Highly proficient in React.js framework and its core principles such as components, reactivity, and the virtual DOM.
- Basic understanding of front-end technologies.
- Good Knowledge of Database like PostgreSQL and MSSQL
- Proficient understanding of code versioning tools, such as Git and SVN.
- Complete ownership in development and ensuring high performance and responsiveness to requests from the front-end.
- Knowledge of and desire to work in an agile development environment.
- Must have strong teamwork orientation and the ability to foster collaboration within and across teams.
- Should have motivation to learn new technologies in server-side web application.
- Should follow the best practices in the industry while coding.
Skills required: JavaScript, React.js, Graph QL Basic, Context API provider, Git
DUKAAN - Create Your Online Store in 30 Seconds
Built by a team of 5, app "Dukaan" helps local offline stores launch their online store in 30 seconds. They can make beautiful product catalogues (catalogs) rjght from a smartphone and share with their customers easily on different social media apps such as Whatsapp Business, Whatsapp, Facebook, Instagram etc. Just in 2 months of launch, we have seen tremendous traction since publishing our app on Play Store on 9th June 2020. In this short time frame, we have signed up over 2.5 Lakh businesses, who digitised over 2 Mn products and have helped drive over INR 20 Cr in sales for these small businesses. Praised by users all over India, this app has saved declining businesses by helping them transfer their shop online. The journey has just begun and we are on a mission to make India Digital, One dukaan at a time.
DESCRIPTION
We are looking for a great Frontend 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
REQUIREMENTS
- 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 (such as Flux or Redux)
- Familiarity with newer specifications of EcmaScript
- Familiarity with RESTful APIs and sockets
- 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
- Experience with PWAs and React Native is a huge plus
React.js Developer
Job Description
We are looking for a skilled react.js developer to join our front-end development team.
React.js Developer Requirements:
- Previous experience working as a react.js developer.
- In-depth knowledge of React.JS, JavaScript, CSS3, HTML, and front-end languages.
- Experience with user interface design.
- Experience: 04 to 08 years
- Salary: As Per Market Standard
- Work from Home /Work from Office – Both available
TechUnity is looking for a highly motivated and skilled React JS / React Native software developer who is comfortable with both front and back-end programming. Developer will be designing and implementing attractive and intuitive Web-based user interface and developing backend services to support front-end requests. Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Other Responsibilities:
· Seeing through a project from conception to finished product
· Designing and coding of frontend web architecture
· Designing user interactions on web pages
· Developing backend server architecture
· Creating specification for servers and databases needed
· Ensuring responsive performance of applications.
· Designing and developing APIs.
· Meeting both technical and consumer needs.
· Staying abreast of developments in web applications and programming languages
· Good problem-solving skills.
· Excellent verbal communication skills
Job Title : Software Engineer
Gogo has an exciting opportunity for a Software Engineer role who enjoys crafting great user experience and will help us design and develop our next generation airline services platform. You will be part of the team that is building a globally deployed platform for our customers using some best-in-class software technologies.
Job Summary:
The ideal candidate for this role will build and design the front-end user experience for the customer airline services platform. You will be a crucial working member of multi-disciplinary, highly skilled technical teams that design, develop, test, debug and document software, by providing high quality technical solutions and services that deliver business value and drive continuous improvement across the organisation.
Key responsibilities :
- Translate business requirements into technical details relevant to web application.
- Contribute in the design and implementation of UI changes across our product base.
- Develop detailed technical analysis and design specifications based on functional requirements.
- Develop modern web applications (progressive and responsive) in coordination with UI Team
- Collaborate closely with UX, Design, UI and web development teams to solve problems.
- Develop complete front-end stack of projects using HTML/CSS/SASS, React and JavaScript.
- Integrate front-end UI with backend services.
- Build responsive web pages with HTML5, CSS, JS/React for the customer facing corporate websites.
- Define UI frameworks and architecture for websites that follow industry best practices for development
Required Skills & Experience:
- Bachelor’s Degree in Engineering with 5-8 Years’ experience in front end development
- Hands on experience Core web fundamentals: HTML, JavaScript, and CSS preprocessors like Sass or LESS.
- Front-end (CSS) frameworks like Foundation or Bootstrap
- AJAX (Asynchronous JavaScript and XML)
- MUST have Hands-on experience in ReactJS and Redux delivered project on ReactJS and played key role.
- Great understanding of Web technologies like XML, XHTML
- Client Server-side scripting languages such as web services development using RESTful implementations.
- Familiarity with the Flux Design Pattern or one of the libraries
- Unit Testing with Mocha, Karma or Jest
- Hands on with BDD Experience
- Experience working with RESTFUL API (1-2 Years’ Experience)
- Good Written and Oral Communication Skills
Gogo is the inflight internet company. We bring flexibility and performance to airlines and passengers alike across every device, every flight, everywhere—all powered by our global inflight network. Gogo’s worldwide inflight Wi-Fi services have made internet and video entertainment a regular part of flying. We are a diverse group of technologists, marketers, strategists, and any other function you can think of- all working together in extraordinary harmony. And that’s just the beginning.
We connect the aviation industry and its travellers with innovative technology and applications, and we do it all in a high-energy environment that welcomes the next challenge. Be prepared for a dynamic ride with people who are passionate about what they’re building.






