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 us

Blitz is into Instant Logistics in Southeast Asia. Blitz was founded in the year 2021. It is in the business of delivering orders using EV bikes. Blitz not only delivers instant orders through EV Bikes, but it also finances the EV bikes to the drivers on lease and generates another source of revenue from the leasing as well apart from delivery charges. Blitz is revolutionizing instant coordination with the help of advanced technology-based solutions. It is a product-driven company and uses modern technologies to build products that solve problems in EV-based Logistics. Blitz is utilizing data sources coming from the EV bikes through IOT and smart engines to make technology-driven decisions to create a delightful experience for consumers

We are seeking a skilled Frontend Engineer with a strong background in React.js development to join our dynamic team. As a Frontend Engineer, you will be responsible for crafting exceptional user experiences and implementing frontend solutions that align with our business goals. You will collaborate closely with product managers, designers, and backend engineers to deliver high-quality scalable, and maintainable software.

Responsibilities

• Develop and maintain frontend components and features using React.js/nextJs.
• Collaborate with product managers and designers to understand requirements and translate them into technical solutions.
• Write clean, efficient, and maintainable code following best practices and coding standards.
• Optimise application performance for maximum speed and scalability.
• Ensure cross-browser and cross-platform compatibility
• Participate in code reviews to maintain code quality and provide constructive feedback.
• Work closely with backend engineers to integrate frontend interfaces with backend APIs.
• Stay up-to-date with the latest front-end technologies and industry trends.
• Troubleshoot and debug issues to ensure smooth functioning of the application.
• Contribute to the overall architecture and design of the front-end application.

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related field.
• Minimum of 3 years of professional experience in front-end development.
• Proficiency in React.js and its core principles.
• Strong understanding of JavaScript, HTML5, and CSS3.
• Experience with state management libraries such as Redux or MobX.
• Familiarity with frontend build tools such as Webpack, Babel, etc.
• Knowledge of RESTful APIs and asynchronous request handling.
• Experience with version control systems, preferably Git.
• Excellent problem-solving and analytical skills.
• Ability to work effectively both independently and as part of a team.
• Strong communication skills and ability to collaborate effectively with cross-functional teams

Company's website - https://rideblitz.com/

We at https://www.linkedin.com/company/shethink-pvt-ltd/">SHETHINK Pvt. Ltd. are looking for experienced candidates as React.js web developers.
Are You The One?

Join the best, to be the best…

Role and Responsibilities:

• The candidate must be keenly expert in JavaScript (ES6), React JS (Functional React- React with Hooks).
• Must be well aware of the JS concepts like promises, async-await, callback, fetch, and array methods like map, filter, reduce. 
• We are highly fetching for the candidates that are good with conditional rendering, and very much clear regarding the concepts of useEffect hook.
• Knowledge of GIT is a must.
• Knowledge and experience in any state management library such as redux or context is a plus.
• Must be familiar with JS libraries like Axios, and UI libraries like material-ui, core-ui, formik, etc.
• Must have a proper understanding of CSS properties like margin, padding, flex, position, z-index, media queries, and other important concepts like media queries, DOM manipulation.
• Must be aware of using dev tools provided in the browsers such inspect elements and network tab to track API calls.
• Basic API calling through postman or similar tools.
• Candidate worked on projects dealing with manipulation of dates, form validations, etc. are preferred.

Experience Required:

• The candidate must at least have a total experience of 1-3 years in the relevant field. 
• The candidate must have basic knowledge regarding data structure and algorithm. 
• We require people with keen logistics skills.
• The candidate must be strong with basics and their concepts must be clear enough to deal with all sorts of delusions. 

Location:

• The job role of a React.js developer is open only for candidates residing in Indore or who are willing to relocate to Indore. 

We are highly fetching for immediate joiners or candidates that may join the company within 15 days. 

We are building a global content marketplace that brings companies and content creators together to scale up content creation processes across 50+ content verticals and 150+ industries. Over the past 2.5 years, we’ve worked with companies like India Today, Amazon India, Adobe, Swiggy, Dunzo, Businessworld, Paisabazaar, IndiGo Airlines, Apollo Hospitals, Infoedge, Times Group, Digit, BookMyShow, UpGrad, Yulu, YourStory, and 350+ other brands.

We are creating high-quality remote talent workforces across Content Writers, Graphic Designers, Video Makers, Content Strategists, Audio Artists, and eventually aim to cover each and every creative professional involved in the marketing domain. Imagine us being able to build virtual marketing teams for any company globally, by providing them a product that solves for content operations and gives the customer the ability to strategize, create, distribute and manage all their content projects at one place. At the same time, they have the ability to be able to extend their team by being matched with high-quality creators from our talent marketplace for different projects that they have. It isn’t long before content becomes so fundamental to individuals and brands alike, that there is a need for buying and selling content on-demand. We want to be that force of change!

Responsibilities: -

• We are looking for solid senior front-end developers who are well-versed with React, Redux.
• Here is the tech stack on the front end side - React, Gatsby, TypeScript, Jest, SAAS
• We are looking at folks who have a minimum of 6-7 years of experience in front-end development and have been strong experience.
• The mindset is very different and we are looking for folks who have evolved fast in terms of skills and in terms of working on their own projects.
• Given that we are asking for 6-7 years of experience, someone who was pursuing JS framework earlier or front end overall, and adapted react and is primarily working on the same would be the best fit.

• Engineering experience with a proven track record of building high performance consumer web applications or services
  
• Good exposure in front end ui frameworks like reactjs and angularJS
  
• Very good analytical and problem solving skills
  
• Building desktop and mobile web applications

We are looking for a senior React.js developer who can guide the current team and also work on our project. The requirement could be for 3-4 months or at max 6 months. Hence a full-time remote consultant is preferred with about 4-5 years of experience in React.

This position is for a ReactJS developer. Since we are a start-up this position will have a lot of exposure to other verticals such as product management as well. There is no limit to learning for a person who is willing to take responsibility.

Job Location : Hyderabad,

Hiring Mode : Permanent.

Job description:

1.  3 - 6 yrs of IT Industry experience in Front-end technologies,