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).

Responsibilities:

• Work on design and develop scalable solutions using efficient Design Patterns
• Adept in handling Non-functional requirements (performance etc.)
• Excellent aesthetic capability with UX designing and development experience
• Have a good understanding of all aspects of the application like rendering big datasets, fetching data using and authentication.
• Identify improvement areas within the application and work to implement the same
• Flexibility in adapting to team requirements

Requirements:

• Comprehensive knowledge of UX and responsive UI design with an emphasis on intuitive design
• Ability to write cross-browser and standards-compliant code that meets flexibility, scalability, and performance requirements
• Highly skilled at front-end engineering using a client-side technology stack including AngularJS, JQuery, HTML, CSS
• 5+ experience in Angular developing responsive Single Page application
• Experience working with REST API
• Experience working with JSON
• Experience with SVN/Git, Node.JS
• Knowledge of Agile and/or SCRUM methodologies
• Dedicated, self-driven and willing to take responsibility and ownership of the application
• Strong Problem identifying and solving ability and excellent communication skills

Job Type: Full Time, Onsite

# Hiring

We are looking for a Lead react Js developer

Hands-on knowledge of UI Development, Rest API, JavaScript, React js, etc

Notice period - Immediate joiner /15 Days

Qualification: B.Tech / MCA / M.Tech

Experience: 4 years- 8 years

Location: Pune / on-site

We are excited to share that we are named the best places to work in the Technology space. Techwave is a leading global IT services and solutions company revolutionizing digital transformations. We are proud of the company culture we’ve built as we’ve grown to 1500+ employees globally to make Techwave a place that people love to come to work every day.

Join us!

Organization      : TECHWAVE (http://www.techwave.net/">http://www.techwave.net/)

Requirement     : Sr UI Tech Lead

Experience         : 10+ Years

Job type               : Permanent

Location               : Hyderabad

Description

1. Work experience in Frameworks: Angular 2/9+, Bootstrap, Serverless
2. Responsive UI design and development using Angular Material design
3. Programming: JavaScript(OOP), Typescript, Redux, npm, Angular CLI, Java, CSS3, HTML5, Rest APIs, XML, Json, Ajax handling, angular custom components, state mgmt eg., rxjs, Redux observable, Ngrx, Ngxs.
4. Knowledge of RESTful services and Web API's
5. Experience applying design patterns to develop and support web pages that run on multiple browsers including mobile/handheld devices
6. Experience building high-traffic, scalable, and high performance Web sites
7. Web Servers: Nginx, Apache, Nodejs
8. Tools: GIT hub or AWS Code Commit or bit bucket
9. Cloud Exposure: Amazon API Gateway, AWS web-services, Lambda functions.
10. OS: Windows, Linux

• 3-4 years of experience in IT with 3 +minimum years of experience in React Development
• 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, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Solid analytical and problem-solving skills.
• Strong interpersonal, written and verbal communication skills.
• Experience with gathering user requirements and understanding and interpreting requirements specifications
• Experience with full System Development Life Cycle is a plus
• Maintain time reporting on projects and provide timely updates to project milestones.