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).

About the Role

We are seeking a creative and technically strong Frontend Developer with expertise in 3D animations to join our team. You will play a key role in building interactive, visually engaging, and high-performance web applications using modern frameworks and 3D libraries. This role involves close collaboration with designers, product managers, and backend engineers to deliver immersive digital experiences.

Key Responsibilities

• Develop and maintain responsive, user-friendly web applications.
• Implement 3D models, animations, and interactions using Three.js, WebGL, or Babylon.js.
• Collaborate with UI/UX designers to transform creative concepts into smooth, interactive experiences.
• Optimize performance for real-time rendering and animations across devices and browsers.
• Integrate backend APIs for data-driven 3D visualizations and dynamic content.
• Stay updated with the latest trends in frontend development, 3D frameworks, and animation tools.
• Ensure cross-browser compatibility, scalability, and maintainability of code.

Required Skills & Qualifications

• 3+ years of professional experience as a Frontend Developer.
• Strong proficiency in HTML5, CSS3, JavaScript (ES6+).
• Experience with React.js / Next.js (or other modern frontend frameworks).
• Hands-on expertise in 3D libraries: Three.js, WebGL, Babylon.js (or similar).
• Knowledge of animation frameworks: GSAP, Framer Motion, Anime.js.
• Strong understanding of rendering performance optimization (shaders, textures, lighting).
• Familiarity with design tools: Figma, Adobe XD, Blender, or similar.
• Excellent problem-solving, debugging, and communication skills.

We are seeking a highly motivated Software Development Engineer with expertise in building scalable, extensible and user-friendly web applications. You will work with a fast paced Product Engineering team to build efficient and reusable web applications for mobile and fixed devices. 

What you’ll do:

• Architect, Design, Code reviews and build scalable applications.
• You will be engaged in identifying and addressing performance bottlenecks, and collaborate with other team members to innovate current/new products. 
• Identify, communicate and implement best practices for application engineering. 
• Ensure high scalability and performance

• You will advocate for good, clean, well-documented and performing code; define and follow standards and best practices for front-end development.

We’d love for you to have:

• Experience: 1-3 yrs recent experience of working in a scalable web product firm
• Education: B.Tech/M.Tech  in Computer Science from Top ranked colleges in India
• Excellent software development skills in developing web applications over client-side frameworks - Backbone, React (preferred) and/or angular frameworks (preferred); and server-side frameworks like node.js
• Excellent programming skills in object-oriented, modularised JavaScript, Typescript (preferred)
• Strong knowledge and working experience in server-side Event-driven programming using Node.js
• Excellent programming skills in Javascript,  jQuery, AJAX, YUI.
• Passion for writing optimized code using JS best practices  and design patterns
• Experience with JS or Java-based Unit/Integration Testing using Selenium, Appium, Selendroid
• Hands-on experience in building scalable web applications
• Excellent problem solving and debugging skills
• Good Knowledge of version control - GIT (preferred)
• Experience with the full software development lifecycle, design, develop, debug, document, and deliver (especially in a multiple site organization)
• Strong verbal and written communication skills
• Ability to deliver great results in an agile development
• Good to have: Working knowledge of web standards (i.e., REST) and OOPS
• Good to have: Experience in Data Structures, Algorithms and their optimization

Even if you don’t meet all of these qualifications above, we’d still love to hear from you. Tell us about your unique qualifications in your cover letter.

CaaStle is committed to equality of opportunity in employment. It has been and will continue to be the policy of CaaStle to provide full and equal employment opportunities to all employees and candidates for employment without regard to race, color, religion, national or ethnic origin, veteran status, age, sexual orientation, gender identity, or physical or mental disability. This policy applies to all terms, conditions and privileges of employment, such as those pertaining to training, transfer, promotion, compensation and recreational programs.

About SchbangQ:

At SchbangQ, we believe in transforming businesses through technology and creativity. We bring the best minds together to create amazing digital experiences that drive success. Join us and be part of a dynamic, forward-thinking team.

Role Overview:

We are seeking an experienced Frontend Developer to join our growing team. As a front-end developer, you will work with a talented team to build cutting-edge, interactive web applications. This is an exciting opportunity for someone passionate about front-end technologies, especially React.js.

Key Responsibilities:

• Develop and maintain high-quality, responsive web applications using React.js.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Optimize applications for maximum performance across a variety of devices and browsers.
• Write clean, maintainable, and efficient code, ensuring best practices are followed.
• Troubleshoot and debug issues, ensuring smooth functionality.
• Stay up to date with the latest trends and advancements in front-end technologies.

Required Skills:

• 3+ years of professional experience working with React.js and modern JavaScript frameworks.
• Strong understanding of HTML5, CSS3, and JavaScript.
• Experience with state management tools (e.g., Redux, Context API).
• Familiarity with RESTful APIs and integration.
• Strong problem-solving skills and attention to detail.
• Good communication skills and a collaborative mindset.

Good to Have:

• Backend experience (Node.js, Express, or any other server-side technology).
• Familiarity with Flutter and mobile app development.
• Knowledge of version control systems, such as Git.

Benefits:

• Hybrid working model (work from the office and remotely).
• Competitive salary based on experience.
• Access to professional development opportunities.
• Work in a dynamic, fast-paced environment with a focus on creativity and innovation

💥 What will you do?

As a Lead Frontend Engineer, you will

• Own our frontend engineering applications for two products each of which run as independent applications which query our backend systems via REST APIs

• Act as a leader and coach within the front-end engineering team, collaborating with and mentoring senior engineers.

• Collaborate on a daily basis with a small, nimble team of product managers, engineers, and UX designers to understand business requirements and user experience goals and pain points.
• Write and review modular, reusable components and features (React.js / Vue.js) and integrate backend APIs to create a seamless front-end user experience
• Integrate third-party plugins to enhance customer experience. These include 3rd party plugins which provide customer support and analytics plugins that help improve the user experience we provide to customers.
• Actively participate in code reviews
• Work with our quality assurance team to improve coverage on our automated testing suites

🙋 What are we looking for? 

While we do not have a strict list of requirements for candidates interested in this role, some indicators that you would fit this role and our engineering culture are 

• Prior experience of a few years (3+ years) with frontend frameworks as React.js or Vue.js would be essential to work on our application stack.

• You actively promote a culture of engineering excellence some of which could be writing efficient code, use of elegant design patterns, and styling your code through code-linting policies.

• You enjoy designing software architecture by collaborating with leads to explore existing systems, determining areas of complexity, potential risks to successful implementation.

• You have an eye for pixel-perfect UI and micro-interactions.
• You enjoy coaching folks to achieve outcomes through nudges.

📢 Other information you may want to consider 

• We will be flexible for the rest of the pandemic and work remotely; however, we are not a remote-first company, and the work location would be Bangalore when things settle.
• Our frontend tech stack includes React.js, Vue.js, Netlify for CI / CD, TestCafe for UX testing, d3.js, and Regraph for visualizations.

FirstFiling is a FinTech startup that is managed, operated, and driven by Chartered Accountants, Company secretaries, IT engineers, and Lawyers. We provide registration and financial compliance services to businesses and individuals across India.

Our aim is to simplify the lives of people by helping individuals and businesses with mandatory compliances, filings, and statutory requirements while promoting financial literacy among the masses. 

Technology Profile-

The candidate must have experience in the following technologies (the more the better):

Frontend:

Core - JavaScript, CSS, Bootstrap, etc.

Frameworks - ReactJS, Angular, Vue, etc.

Requirements:

• Ability to reuse components
• Proven experience in working with Git and Github 
• Creating and consuming a RESTful API
• You must have clear concepts of client-server architecture
• Familiarity with MVC (Model-View-Controller) design patterns
• Understanding of OOP concepts

Furthermore, the candidate must have built or published any web app or project through which they can demonstrate their experience and knowledge of the aforementioned technologies and requirements. 

Hii, jobseekers

We are hiring.....

🔘 Role : Software Developer/ Senior Software Developer 

🔹️Experience: Between 2- 7 years

🔹️Job Location: Cochin / Pondicherry

🔶️ job description:

Design, development, delivery and management of technology-based business solutions. He/she has experience in designing, coding, testing

and implementing configuration changes of software applications to meet both functional and technical requirements.

Good to Have

Strong understanding of object-oriented programming

Skill for writing reusable libraries

Familiar with various design and architectural patterns

Knowledge of concurrency patterns.

🔘 Skills: 👇

.Net web Framework (Core and. Net)

Proficiency in C#

Asp.Net MVC Web API and REST Concepts

Entity Framework or any other ORM Framework

Javascript and Jquery

SQL Server, Oracle

HTML5,CSS, Knockout, Require JS

Angular and React Js can be added as an advantage

🔘Education & Experience:

Bachelors/Master's degree or equivalent education and experience.