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).

We are looking to hire an experienced angularJS developer to join our dynamic team. As a lead developer, you will be responsible for creating a top-level coding-base using Angular best practices. Your role will require you to implement an exciting and streamlined user experience in the form of a Java-based desktop and mobile web-app.

To ensure success as an angularJS developer, you should have extensive knowledge of theoretical software engineering, be proficient in JavaScript, HTML, and CSS, and have excellent project management skills. Ultimately, a top-class angularJS developer can design and build a streamlined application to company specifications that perfectly meet the needs of the user.

AngularJS Developer Responsibilities:

Designing and developing user interfaces using angularJS best practices.

Adapting interface for modern internet applications using the latest front-end technologies.

Writing JavaScript, CSS, and HTML.

Developing product analysis tasks.

Making complex technical and design decisions for AngularJS projects.

Developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services.

Conducting performance tests.

Consulting with the design team.

Ensuring high performance of applications and providing support.

AngularJS Developer Requirements:

Bachelor’s degree in computer science, computer engineering or similar.

Previous work experience as an angularJS developer.

Proficient in CSS, HTML, and writing cross-browser compatible code.

Experience using JavaScript building tools like Gulp or Grunt.

Knowledge of JavaScript MV-VM/MVC frameworks including AngluarJS.

Excellent project management skills.

Proven experience implementing front-end and back-end JavaScript applications.

Excellent communication skills.

Critical thinker and good problem-solver.

Description:

Looking for a great JavaScript developer who is proficient with React.js. primary focus will

be on developing user interface components and implementing them following well-known

React.js workflows with Redux.

Requirements:

Experience with web technologies (REACT, REDUX, AJAX, SCSS/LESS/CSS,

Hooks,HTML)

Excellent conceptual understanding of DOM, JavaScript, HTML/CSS and cross browser

rendering, behavior and performance. The candidate should have high level knowledge

on user experience, asset loading, browser rendering, responsive design, state

management, JavaScript asynchronous patterns, request handling, partial page updates, and REST APIs

with AJAX

Experience implementing static typing in JavaScript (Babel, Typescript)

Familiar with TDD practices. Comfortable with Jest, Jasmine, Cypress, Webdriver.io,

and other automation frameworks to develop and keep the test suite up to date.

Familiarity with front-end build/publish tools, such as npm. Grunt/Gulp.js, Webpack,

browserify.js

Proficient understanding of code versioning tools, such as GIT.

Qapita is a SaaS-Net startup with offices in India & Singapore. Qapita’s vision is to transform how equity is managed and traded in the private capital markets in this region. Qapita’s software solution seeks to automate the equity management process for startups including workflows around CapTables, ESOPs, Due-diligence, and transactions. Qapita’s market place solution seeks to facilitate liquidity to ESOP holders and shareholders via structured liquidity programs and secondary transactions. Qapita seeks to automate all processes for equity matters in private markets via its digital platform.

We are looking for a Senior Frontend Developer who is curious, craves for new challenges and loves to solve problems using latest technology. In this role, you will be responsible for developing and implementing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack.

You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.

Our Tech stack:

Frontend: React, Typescript, Html, SCSS

Backend: Linux (Ubuntu), ASP.NET Core, C#, Nginx, MongoDB, EventStoreDB

Responsibilities: As a Senior Frontend Developer, you will be

• Meeting with the development team to discuss user interface ideas and applications.

• 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 code using TypeScript following React.js workflows.

• Troubleshooting interface software and debugging application code.

• Developing and implementing front-end architecture to support user interface concepts.

• Monitoring and improving front-end performance.

• Documenting application changes and developing updates.

Desired Skills and Experience :

• Bachelor's degree in Computer Science, Information Technology, or a similar field.

• Previous experience working as a React.js Developer (4+ years).

• In-depth knowledge of JavaScript, CSS, HTML and front-end languages.

• Knowledge of TypeScript a plus.

• Knowledge of React tools including React.js, Webpack, Redux.

• Knowledge of performance testing frameworks including Mocha and Jest.

• Experience with browser-based debugging and performance testing software.

• Excellent troubleshooting skills.

We are looking for a Product Engineer - Frontend Engineer to join our early stage startup with experience in building B2C products. 

If you have experience of working in product based companies (preferably startups), good to excellent coding skills in react js and typescript, have a keen eye for details in the UI, and are looking to build exciting things that children across the world will use - come talk to us!

What you get to do:

• Design and build advanced applications from scratch keeping scalability and performance in mind
• A good handle on both client and server architecture.
• Work on bug fixing and improving application performance.
• Comfortable in owning large scale products and continuously re-evaluating and innovating.

Who are we looking for:

• Bachelor's degree or equivalent in Computer Science
• 1+ years' experience in frontend development
• Familiarity using Scrum/Agile development methodologies
• Experience building object oriented web applications in React JS, Typescript, HTML5, and CSS3
• Should be a quick learner and willing to go the extra mile in delivering the projects.
• Should be able to mentor junior folks whenever necessary.

• You have 4-8 years of experience  in Frontend for web based applications with strong understanding of HTML, CSS, JavaScript, Frameworks like Angular  or React
• You love building things, and have built complex consumer web applications in the past.
• You have a sound understanding of data structures and algorithms.
• You are an expert in HTML, CSS, JavaScript and jQuery.
• You are an expert in at least one JavaScript framework, such as Angular 7+, React or Vue.
• You understand how website-backend interacts with frontend as well as external APIs.
• You enjoy mentoring others and helping them solve challenging problems.

• Architect, Design, implement, and deploy solutions that are reliable and perform at scale in multi-tenant environment.
• Collaborate with UX design group and convert the design to actual UI components and pages to delight users of our cloud platform
• Evaluate technology and make choice based on performance, scalability, security and future expansion.
• Work with different stakeholders within and outside the team in a highly collaborative environment.
• Working with rapid and innovative development methodologies like: Kanban, Continuous Integration and Daily deployments
• Engage with Product Management and Business to create Product roadmap, own technical backlog and roadmap for technology supremacy.
• Continually learn about new technologies, generate new ideas and improve the use of technology in the product.
• Driving various organization wide activities like Hackathon, Ideathon, brown bag sessions and technical blogs

• Strong experience in Information Architecture and UI Design experience in delivering concepts, wire frames, prototypes, and compelling visual experiences.
• Possess the knowledge of the Graphic Design, Usability and ability to apply strategic thinking to deliver exceptional end to end user experience
• Expert understanding of strong Standards Based HTML Development as also strong JavaScript and JS libraries / UI Frameworks like Prototype.js, DHTMLX, ExtJS, JQuery (one Framework at the least is a must)
• Strong experience in Vue.JS/Backbone.JS or similar.
• Strong in CSS and AJAX / XML / XSLT / DOM / JSON
• Should have fundamental understanding of JavaScript - OOPs
• Understand Cross Browser issues and client side cookie
• Would expect the successful candidate to be highly proficient in Web Standards including W3C and WCAG
• Possess strong and relevant exposure to Web Accessibility/ Usability
• Would require to be intimately familiar with defining UI Specifications / Guidelines
• Would be essential to possess knowledge of web-based technologies and their impact on the feasibility of design solutions, including the capabilities and limitations of Web Technologies
• Experience in the Retail Domain or working on building Analytical Tools would be a plus
• Very good written and verbal communication skills
• Experience working with Agile development environments

The Job: ReactJs Developer

The Company: Unify Technologies (http://www.unifytech.com/">www.unifytech.com)

What we are looking for: We are interested to hire “ReactJS” candidates who good at coding/programming.

Experience: 2-9 Years

Domain: It’s a product based project

Work Location: Hyderabad

Employment Mode: Permanent

Notice Period: 0-30 Days (Mandatory), Strictly we are looking who can join us as soon as possible who can make it within 30 days atleast.

Interview Available Date and Mode: 20^th July 2019, F2F