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).

Skills :

Exp in TypeScript, React and Next.js & Node.js  

Experience in a CI / CD environment where you have utilized tools such as Circle CI, GitHub actions or Azure DevOps etc. 

Software Engineer (Web/UI Engineer)

Please apply only if you satisfy work experience requirements Our Vision , we are building a first-of-its-kind, lifestyle health product for Women in India. We believe that the future of health and fitness is digital, and women will drive the digital fitness revolution in India. Existing digital health and fitness products are highly transactional and we see a huge opportunity to build a truly aspirational product that will inspire and empower millions of women to lead healthier lives. If you are passionate about building a product that blends together, technology, content, and community, we would love to talk to you. looking for results-oriented Engineers. An ideal candidate for us would be a passionate builder of great products/frameworks and someone who would thrive in a fast-paced environment and enjoy the challenge of complex business contexts that are typically being defined in real-time. In this role, you will be responsible for building world-class technology products and platforms that are at the forefront of the technology revolution in the Indian healthcare ecosystem. You are someone who insists on the highest standards for quality, maintainability, and performance. You will be working in a fast-paced and agile work environment delivering quality solutions that have an immediate business impact. Responsibilities ● Own the end-to-end development and launch of features on the web ● Participate in scoping, planning discussions with the designers, PMs, and Leads ● Conceptualize and develop prototypes quickly ● Develop and own launch plans ● Identify opportunities and implement solutions to improve the performance and the architecture of our web stack ● We will depend on this person to set-up/improve the fundamental architecture of our web apps and so it is highly desirable to have someone who has worked extensively on React codebases. Required Skills ● Solid understanding of HTML and CSS ● Strong proficiency in JavaScript ● Responsive Web pages ● React preferably with Typescript ● Has worked with the react ecosystem for eg, redux, react-query, react-router etc. ● At least 2 years of experience working in a consumer tech set-up (ecommerce, D2C) ● Work with Rest APIs Good-to-have Skills ● Next.js ● Knowledge of deployment and hosting react apps

Our client is a premier web design and software solutions company based out of Delhi, Florida and California. They are a creative, young and dynamic organisation that provides superior quality solutions like web design and development, mobile app development on various platforms, cloud apps and Ecommerce web solutions. They have clients across US, Canada, UK, and Australia, who receive market ready and saleable apps.

What you need to have:

• 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

As a Front-end developer, you will work with motivated individuals who are passionate-beyond-measure to offer the Ultimate Shopping experience to consumers. You will leverage the latest technologies (HTML5, Javascript, ajax) and application paradigms (web apps on the desktop) to create a beautiful client that runs seamlessly on windows, mac, chrome, firefox, IE, safari.

Responsibilities:

• Implement Visual Designs in standards compliant, clean markup (HTML5/CSS3/JS)
• Develop responsive designs and thoroughly test cross browser compatibility of all product interfaces
• Identify and research new UI technologies
• Suggest and implement improvements to existing product interfaces
• Assist in building wireframes/prototypes
• Make data driven decisions based on analytics to improve user engage
• Advise, collaborate with, and synthesize feedback from designers and the backend team.
• Ready to explore and perform tasks that are out of your own pool of expertise
• Fulfil several project requests simultaneously while meeting tight deadlines.
• Make pages optimized for both performance as well as SEO

Requirements:

• Expert in making scalable and modular Front End code
• In depth knowledge of HTML, CSS & JavaScript
• Good experience in making Progressive Web Apps
• Knowledge of cross browsers & devices development issues and inconsistencies
• Good knowledge and experience in ReactJS and Server Side Rendering
• Experience in setting up & running task runners like Gulp & Webpack
• Experience in CSS pre and post processors like SASS/Stylus & PostCSS (we use SASS combined with PostCSS) & BEM style coding
• Experience in creating transitions/animations at 60fps especially on mobiles

React.js Developer

Software engineering - Bengaluru and remote

Building products at BiCSoM is about turning dreams and ideas into lovable technology and design solutions. As a mindful member of the BiCSoM team you will create rule-breaking mobile applications and websites using React.JS, Redux, HOCs, Jest, Tailwind and Chakra.CSS. Large number of people across the globe use our products everyday, we take pride in wearing ‘Made with love in India’ on our sleeves.

What are we looking for?

1. We expect you to have your domain knowledge of React.JS, Redux, Next.JS,  HOCs, Functional components, Tailwind.CSS, Chakra.CSS, Bootstrap and Jest
2. There are few skills which you need to have from get-go:
1. You are a problem solver, polite and someone who values team members and customers
2. You respect time and understand, lost time never  comes back
3. You have the ability to explain your algorithms and solutions and understand how to ask questions with respect to mobile app development and web development scenarios
4. You are a smart and energetic talent from engineering and computer science background 
5. Based on the situations you can contribute individually or work with team and make work productive and fun
6. In terms of day to day work, for 2 to 5 years you should have done the following:
1. At least 4 to 5 live projects in React.JS
2. Thorough understanding of stage management in React
3. Writing frontend code with SOLID principle
4. Unit testing of your code with Jest
5. Collaborative development with BitBucket or GIT and handling of code merge conflicts
6. Documenting frontend code 
7. Knowledge of different browsers and various databases supported by browsers locally
8. Proficient in Linux,  and understanding of Ubuntu OS
9. Knowledge on Vue.JS or Svelte is a plus

1. Work location: Bengaluru city and Remote
2. Working days - 6 days a week

BiCSoM Technologies Private Limited is committed to breakthrough innovation and success for its team members. From our mindful culture of compassion and wisdom to passionate customer success philosophy, this is one awesome place to work! So come and experience what it takes to build digital products which are loved by millions of users across the globe. You will find speed, agility, fun and supportive culture where we are responsible for each other’s success. 

1. BiCSoM is a registered startup under the Startup India initiative of Government of India and a DIPP registered MSME
2. BiCSoM was recognized as one of the top AR/VR startups in India in 2018 in DCB Bank innovation carnival