React 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).

Job Title

Technology Lead – Frontend

Job Responsibilities:

• Collaboratively work with UX team, product managers, back-end engineers and other technical teams to create new, delightful and scalable UI
• Mentor junior members through training and individual support
• Responsible for all front end development on a project
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Identify and troubleshoot UX problems (e.g. responsiveness)
• Conduct layout adjustments based on user feedback
• Adhere to style standards on fonts, colors and images
• Optimize existing user interface designs
• Proactively learn and accordingly apply new technologies, best design practices and usability patterns

The ideal candidate must - 

• 5+ years of experience working with React or React-based frameworks
• Proficiency with browser-based debugging and performance testing
• Proficiency in Git and version control
• Considerable experience with a testing framework (Jest/Mocha)
• Familiarity with RESTful APIs and GraphQL
• Knowledge of modern authorization mechanisms, such as JWT Tokens
• Good understanding of common front-end development tools such as Babel, Webpack, NPM, Yarn etc
• Hands-on experience with CSS-in-JS libraries
• Proficient understanding of cross-browser compatibility issues and ways to work around them
• Keen to learn, mentor and willingness to take ownership of work items
• Possess strong communication and self-accountability

REACT.JS

• Experience on Angular 7+
• Experience of SCSS, Type script
• Knowledge of API integration
• Experience of npm package repository
• Experience of Git
• Experience of html, CSS, JS, JQuery and BootStrap

Note:- Angular developer with any combination will do for eg- Angular Dev with PHP, Angular Dev with Java or dotnet will also do. They should have worked on Angular 6 or any version above that

Mobiloitte is a Premier, Full Service Software Development Company for Blockchain, IoT, Artificial Intelligence, BOTS, Mobile, and Web Development with a special focus on Timeliness, Security, Scale, and Performance. Our teams have worked across the industries and verticals while servicing more than 5000 projects so far. This rich experience with global clientele and varied technology landscape has shaped us into a winning team with a magic sauce of EXPERIENCE-EXUBERANCE-EXPERTISE combined and enables us to provide top-notch services and solutions.

Job Title:   React. JS Developer

Reports to:  Project Lead

Experience:  2-5 Years

Company Name: Mobiloitte.

Website: http://mobiloitte.com/" target="_blank">mobiloitte.com

Location:    New Delhi

Qualifications:  B.E/B.Tech/MCA

Roles & Responsibilities

• Understanding requirements & functional specifications

• Should be able to translate mockups and wireframes into mobile app and web design

• Use React to develop next generation web user interfaces

• You will collaborate with end users/cross-functional teams to determine needs, craft solutions, and improve results

• Write unit and UI tests to identify malfunctions

Desired Candidate Profile:

• Experience working with react.js, redux, or related frameworks

• HTML5, CSS3, JavaScript and JS frameworks - React

• Responsive / Adaptive Web Design

• User Interface Development with JavaScript, SASS

• Hands on experience on Android, iOS platforms in creating Hybrid / Native applications

• Experience using 3rd party APIs (Facebook, Twitter, Google Maps, etc.)

• Apps in the Google Play Store or Apple App Store

• Ability to implement designs and functionality provided by UI/UX designers

• Deep understanding of version control (Git, BitBucket, TFS, Visual Studio Online, etc.

• Preferred understanding of the Node.js based tooling like Webpack, NPM, Babel, ExpressJS, etc

• Must have excellent interpersonal, verbal and written communication skills

Primary Responsibilities

• Design, architect and develop advanced software solutions in a cross functional Agile team supporting multiple projects and initiatives
• Collaborate with product owners and/or the business on requirements definition, development of functional specifications, and design
• Collaborate on technical design and specifications as required
• Code, test and document new applications as well as changes to existing system functionality and ensure successful completion

Skills & Requirements

• Bachelor’s Degree required, preferably in Computer Science or related field
• 1+ years of Experience working on React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Experience with cloud based technologies like AWS
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools(such as Git, SVN, and Mercurial)

If you are looking to be part of the early-stage start-up team that is charting the course and solving a key pain point for the CXO, this opportunity is for you. The opportunity will provide you join a company where you can contribute to all aspects of the product definition, product building and solving some key challenges.

• Architect solutions and execution through hands-on development, quality-assurance, and prototyping 
• Collaborate with a UX/UI designers and other front-end and middle-tier engineers to design, prototype, and build user interface for complex cloud-based product 
• Participate in complete development life cycle activities like design, coding, testing and production release 
• Develop and maintain a scalable web and responsive applications 
• Exhibit Devops mindset – Work on continuous integration, including provisioning, deployment, testing, and version control of the software 
• Mentor new software developers and junior engineers

• Passionate engineer with 5 – 8 years of hands-on experience of developing next-generation user interface with high quality and performance 
• Strong desire to learn & evaluate new libraries/frameworks, and share knowledge with others 
• Ability to work in a fast-paced and agile development environment 
• Sound knowledge of front end standards and practices 
• Translating designs and wireframes into high-quality code 
• Knowledge of Redux, React.js and its core principles 
• Familiarity with RESTful APIs 
• Strong proficiency in JavaScript, AJAX, HTML5, CSS3, JSON, including DOM manipulation and the JavaScript object model 
• Experience with popular JS frameworks and libraries (React, Angular, JQuery, Ember, Babel, Webpack etc.) 
• Experience of building Single-page Web Apps 
• Ability to understand business requirements and translate them into technical requirements 
• Experience with test automation: TDD, unit/integration/functional testing 
• Proficient with debugging and testing tools to troubleshoot and optimize the UI 
• Solid understanding of object-oriented design and programming concepts, core JavaScript concepts like scope/closures, the event loop and asynchronous callbacks, promises

Good to have

• Full-stack development experience 
• Prior Startup Experience 
• Prior experience in developing real-time web applications 
• Experience with continuous deployment 
• Proficiency with Git/Github 
• Experience with GraphQL

Success Factors

• Start-up mindset 
• Good problem solving abilities 
• ‘Can-do’ attitude 
• Prior experience of working with globally distributed teams is an added advantage 
• Work with minimal supervision 
• Excellent communication skills and being able to work independently or in a full team

• Very Strong communication and consulting skills
• Strong front-end development skills, experience with JavaScript libraries/frameworks mainly Angular JS Preferably Version 7 or Version 5
• Experience working with server-side JavaScript Frameworks and build tools (node.js, bower, grunt, gulp)
• Demonstrable experience developing large-scale applications using one or more MV* patterns (MVVM, MVC, MVP)
• Expertise in developing single page web applications using front-end routing, consuming JSON-based RESTful APIs, client-side templating
• Strong competency in responsive layouts leveraging CSS and media queries and related UI frameworks (e.g., Bootstrap, Foundation)
• Experience with CSS preprocessors (e.g., Sass, LESS)
• Experience with code analysis tools (e.g., JSLint, JSPerf)
• Practical knowledge of web page optimization techniques and guidelines for fast page load times
• Strong understanding of Ajax and/or promises
• Experience working in an agile, multidisciplinary team.
• Experience working with a distributed version control system (git, mercurial)
• Experience writing unit tests in one or more of the following: karma, mocha, chai, sinon, jasmine, jest
• Experience working on AWS. Basic understanding of Security Groups/ VPC etc.
• Experience on working with & integrating with microservices
• Experience on developing/ using CI/CD pipeline using Jenkins/ Git