ReactJs Developer

Job Title: Senior React.js Developer

Experience: 5+ Years

Location: Pune

Employment Type: Full-Time

Job Summary:

We are looking for a skilled React.js Developer with 5+ years of experience to join our team. You’ll build scalable, high-performance web and mobile applications, work closely with designers and backend developers, and ensure responsive and user-friendly UI/UX across platforms.

Key Responsibilities:

• Develop dynamic, reusable components using React.js, JavaScript, HTML5, and CSS3
• Integrate wireframes and UI/UX designs into functional front-end interfaces
• Ensure cross-browser/platform compatibility and responsive design
• Optimize apps for speed and scalability
• Implement and maintain unit and E2E tests (Jest, Playwright, Puppeteer)
• Integrate with RESTful APIs and backend services
• Maintain code quality and performance standards
• Collaborate with designers, product managers, and backend engineers
• Mentor junior developers and contribute to best practices

Required Skills:

• 5+ years in front-end/UI development
• Strong in React.js, JavaScript (ES6+), HTML5, CSS3
• Experience with Redux, SASS/LESS, REST APIs
• Familiarity with performance optimization tools
• Solid understanding of UI/UX design principles
• Excellent communication and team collaboration skills
• Bachelor’s degree in Computer Science or related field

About Us

At Synorus, we’re building a suite of intelligent, AI-powered products that redefine how people interact with technology — from real-time video editing tools to legal intelligence and creative automation systems.

We are looking for a Frontend Developer who is passionate about crafting seamless, elegant, and high-performance user interfaces that bring next-generation AI experiences to life.

Key Responsibilities

• Design, develop, and maintain modular, scalable front-end components using React, Next.js, and TypeScript.
• Implement interactive, media-rich interfaces powered by AI and real-time data.
• Work closely with backend and AI teams to integrate APIs and WebSocket-based data flows.
• Ensure pixel-perfect, responsive, and accessible user interfaces across platforms and devices.
• Optimize performance through efficient rendering, lazy loading, and dynamic imports.
• Maintain high-quality code standards using TypeScript, ESLint, and testing frameworks.
• Contribute to our evolving design system and component library shared across products.
• Collaborate with designers and engineers to deliver intuitive, creative, and impactful user experiences.

Skills & Experience

• Strong proficiency in React, Next.js, TypeScript, and modern JavaScript (ES6+).
• Expertise in Tailwind CSS, Framer Motion, and other animation or motion libraries.
• Experience with state management tools such as Valtio, Redux, or Zustand.
• Familiarity with design tools like Figma and understanding of responsive grid systems.
• Experience integrating APIs and working with real-time data through WebSockets.
• Understanding of accessibility (WCAG), cross-browser compatibility, and performance optimization.
• Bonus: Experience with Remotion, Canvas APIs, or WebGL for video or AI-enhanced UIs.

Ideal Candidate

• Obsessed with clean, maintainable, and scalable UI code.
• Understands both design aesthetics and engineering trade-offs.
• Self-driven, detail-oriented, and thrives in a fast-paced startup environment.
• Excited to experiment with emerging technologies — AI, real-time collaboration, or creative tools.
• Loves solving complex problems through thoughtful, user-centric design.

Education

• Bachelor’s or Master’s in Computer Science, Engineering, or equivalent hands-on experience.
• A strong project portfolio or GitHub profile is highly preferred.

Why Join Us

• Work directly with the founding team and AI engineers on products shaping the future of creativity and automation.
• Be part of a fast-growing ecosystem where your work impacts multiple real-world products.
• Experience a flat hierarchy, flexible hours, and an environment that rewards innovation.
• Access to cutting-edge technologies, mentorship, and rapid growth opportunities.

Job Overview:

We are looking for a passionate and skilled React.js Developer with 1-2 years of experience in front-end development. The ideal candidate will be responsible for developing and maintaining web applications using React.js while ensuring high performance, responsiveness, and seamless user experiences.

Key Responsibilities:

• Develop and maintain responsive web applications using React.js.
• Collaborate with designers and backend developers to implement UI/UX designs.
• Optimize components for maximum performance across multiple devices and browsers.
• Work with RESTful APIs and integrate third-party services.
• Troubleshoot and debug application issues.
• Maintain clean, scalable, and reusable code following industry best practices.
• Participate in Agile development processes, including scrum meetings and sprint planning.

Required Skills:

• Strong proficiency in React.js, JavaScript (ES6+), HTML, and CSS.
• Knowledge of Redux, Context API, or other state management libraries.
• Experience with RESTful APIs and asynchronous programming.
• Familiarity with Git version control.
• Understanding of responsive design and cross-browser compatibility.
• Basic knowledge of Node.js (preferred but not mandatory)

Responsibilities

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high-quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

Skills:

• 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 (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
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• 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)

Responsibilities:

• Responsible for development of new highly-responsive, web-based user interface
• Work and collaborate in a scrum structure
• Develop components and libraries that are reusable and future-proof
• Develop a flexible and well-structured APIs to support the system

Required Skills:

• Excellent understanding of Javascript including the OOP concept and how DOM work
• Thorough understanding of React.js and its core principles
• Prior experience with popular React.js workflows (such as Flux or Redux)
• Prior experience with data structure libraries (e.g., Immutable.js)
• Familiarity with RESTful APIs
• Familiarity with HTML / CSS
• GIT experience
• 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.
• Should be comfortable working in our Bangalore office from Day 1.
• Should possess good communication skills.

About Eastvantage:

At Eastvantage, our mission is to create meaningful jobs and provide careers that are knowledge-based, inspiring, and always with the potential for development and growth.

We are an independently-owned Global business solutions company enabling offshore operations from our locations in the Philippines, India, Bulgaria, Vietnam and Belgium. With European roots, we provide our services to global companies that have offices in every populated continent in the world. We have been in the industry for over a decade, growing from a handful to over 1200 happy employees over the years.

We invite you to navigate through our website to get to know who we are, to see what sets us apart in culture and thinking. Join us and be part of our success story!

UPCRED powers AI-Recommendation on Social Content Creators, helping them discover content monetisation and helping Brands/Businesses explore Influencer Marketing.

The company’s advert platform is powered by artificial intelligence, which is used by businesses for Influencer Discovery, Campaign Management, and Campaign Analytics through UPCRED Pixel Management.

Our technology visions to have one-third of the world's social consumers discover new things through recommendation feeds from their favourite social media creator and which connects advertisers to these audiences to grow their business.

UPCRED Social has long-term partnerships with a variety of digital content creators and has the vision to democratize the social earning for content creators in India.

UPCRED Advert wants to be an all-in-one influencer marketing platform designed to help businesses own their influencer relationships.

Responsibilities:

The React Developer will own and drive web development—including decisions about tools, technologies, and processes - for UPCRED.

This is an incredible opportunity for anyone interested in being a part of a high-performing, fast team with a massive learning curve. Our team moves fast and develops world-class products by pushing the boundaries of React development. If hired, you will be part of UPCRED's in-house Product & Engineering team.

Develop cross-browser & cross platform supported web applications in React which customers love using.

Work with product, design, backend teams to develop features.

Work on bindings and integrations required with react libraries & REST api's.

Plan, estimate, and delivery your project with minimal supervision.

Skills:

1 - 5 years of React experience with some hands-on experience with web application development.

Experience with React Ecosystem (React Router, Styled-components, Server-side rendering, Context API, React Hooks) is strongly preferred.

Experience with state management libraries such as Redux or MobX is a huge plus.

Proficient understanding of cross-browser compatibility issues and ways to work around such issues

Understanding of REST APIs, the document request model, offline storage, state

management.

Experience with Content/Video-based website.

Understanding of Social Video-based web Architecture

HOW?

Apply, and let us know your interest?

UPCRED, that's how we grow, fair and transparent!

Note: Candidates who is having a notice period of more than 45 do not apply

• Develop User interfaces for Modern Rich Internet Applications with the latest Front End Technologies
• Perform product analysis and development tasks of an increasingly complex nature which may require extensive research and analysis.
• Writing tested and documented JavaScript, HTML and CSS
• Make design and technical decisions for AngularJS projects.
• Develop application code and unit test in the AngularJS, Rest Web Services and Java technologies for the Application Development Center. 
• Ensuring high performance

• Strong expertise with HTML, CSS, and writicross-browser-compatibleble code.
• Good understanding of AJAX and JavaScript Dom manipulation Techniques
• Experience with RESTful services
• Experience in JavaScript build tools like grunt or gulp
• Expert in any one of the modern JavaScript MV-VM/MVC frameworks (AngularJS, JQuery, NodeJS, GruntJS)
• Familiar with testing frameworks (Ex. Jasmine)
• Test runner framework (Ex. Karma)
• Hand on and implements complex AngularJS applications, directives, controllers, services
• Critical thinker and problem-solving skills
• Team player
• Good time-management skills
• Great interpersonal and communication skills

Do you love React / Javascript / Frontend?

Like solving different problems, up for learning new stuff every day? Do you Like frontend but also like full stack? Like JavaScript but also like other languages? We are looking for the constantly curious and willing-to-try-new things type of people! 

We are mostly React but not only, but we do also push into all types of strange and common.

Typical tools in our toolbox are:

React
Typescript
Redux (RTK toolkit)
Recoil
Create React App
React-Router
CSS / Sass
a lot of vanilla JS
Figma
Git

Great, if you are familiar with:

Senior UI Developer

Looking for a highly skilled/ Experienced Candidates in Frontend Programming & who is comfortable in dealing with Backend tools.

Key Responsibilities

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 codes using JavaScript following ReactJS workflows.

Troubleshooting interface software and debugging application codes.

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

Monitoring and improving front-end performance.

An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.

6 to 9 years of strong design and development experience in building massively large-scale distributed internet systems and products.

Previous experience working as a React.js Developer.

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

Strong experience using a client side MVC framework such as NodeJS, ReactJS, Redux.

Experience with user interface design.

Knowledge of performance testing frameworks including Mocha and Jest.

Experience with browser-based debugging and performance testing software.

Experience in responsive design, cross browser compatibility and website performance.

Knowledge of frontend CSS frameworks like Bootstrap, Material UI and preprocessors like SASS and LESS.

Experience with handling Services, RESTful, APIs (NodeJS preferably).

You will be working with top-quality engineers who have built one of the best employee engagement SaaS platforms. You will be reporting to Engineering Head and working closely with the Architect and other leads.

We are

A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore, and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. Xoxoday works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.

Xoxoday is a horizontal rewards & incentive infrastructure platform to solve problems around employee rewards and recognition, channel incentives, sales incentives, and consumer promotions.

Xoxoday (pronounced “zo-zo-day”) is a one-of-a-kind all-in-one engagement and motivation platform that has been empowering organisations across the globe to improve business efficiency, productivity, performance while optimising costs in employees, sales, channel, and consumer engagement. Founded in the year 2012 by Manoj Agarwal, Abhishek Kumar, Sumit Khandelwal and Kushal Agrawal, Xoxoday offers a powerful platform for organisations to align their users with motivation triggers – both extrinsic and intrinsic – and achieve tangible business outcomes. Xoxoday’s robust technology platform includes three highly scalable, easy to use, plug-n-play products. These platforms help organisations to motivate and engage their employees, distributors, dealers, contractors, freelancers, sales teams, survey panellists and more.

Responsibilities

• Developing new user-facing features using ReactJS
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers
• Understand business requirements and translate them into technical requirements
• Building robust applications that can handle both unexpected errors and heavy load

• 3+years experience in Reactjs
• Strong proficiency in JavaScript and Typescript
• Strong Knowledge of Redux/React Context/Hooks
• Strong Knowledge of frontend end technologies such as HTML/CSS
• Experience developing with responsive applications
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools like Webpack or Create React App
• Familiarity with Git