Lead Reactjs Developer

Job Title : UI Software Engineer

Experience : 5+ Years

Location : Pune / Hyderabad

Work Mode : Hybrid

Employment Type : Contractual (6 Months + Extendable)

🚀 About the Role :

We are looking for a UI Software Engineer to build scalable, high-performance web applications using modern frontend technologies. You will work closely with product, design, and backend teams to deliver seamless user experiences while leveraging AI-assisted development tools.

🔥 Mandatory Skills :

React + TypeScript, GraphQL (Apollo Client), Jest/React Testing Library (MSW), Webpack/CI-CD, AI tools (GitHub Copilot/Cursor), microservices integration.

🔧 Key Responsibilities :

• Develop and deliver user-facing features using React & TypeScript.
• Build reusable, scalable UI components aligned with design systems.
• Integrate frontend with GraphQL (Apollo Client) and microservices.
• Collaborate with designers to implement pixel-perfect UI from Figma.
• Ensure performance, accessibility (WCAG), and cross-browser compatibility.
• Write unit/component tests using Jest & React Testing Library.
• Maintain frontend tooling (Webpack, ESLint, Prettier, CI/CD).
• Use AI tools (GitHub Copilot, Cursor AI) to improve productivity.
• Contribute to AI-driven automation (UI testing, component generation, etc.).

🧠 Required Skills :

• Strong experience in React + TypeScript.
• Hands-on with GraphQL (Apollo Client).
• Solid knowledge of HTML, CSS, JavaScript (ES6+).
• Experience with frontend testing (Jest, RTL, MSW).
• Familiarity with microservices architecture.
• Exposure to AI-assisted development tools.

⭐ Good to Have :

• Experience with NestJS backend integration.
• Knowledge of Cypress / Playwright.
• Exposure to LLMs / AI automation / agent workflows.
• Understanding of performance optimization & design systems.

• 2-8 years of experience in frontend development
• Hands-on experience of Minimum 2 years into ReactJS with 6 months in Redux
• Hands on with Core web fundamentals: HTML, JavaScript, and CSS.
• Good exp in JavaScript Libraries like jQuery.
• Have delivered project on ReactJS and played key role

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.

i2e1 – Company Brief

i2e1 is one of the fastest growing technology start-ups in the country, founded by IIT and IIM graduates and incubated at IIT Delhi. We at i2e1 have created a platform which provides internet access to over 1.5 Million instances every month and enables offline retailers to get real time insights into their customers, locations, vicinity and industry.

What makes i2e1 a great fit for you?
At i2e1, you will be part of a fast growing team that is working towards impacting 500 million lives by 2022. If you like solving real life challenges and working with a high performance team, i2e1 is the perfect place for you to build your career.

What is Technology at i2e1?
Technology plays a central role at i2e1 and delivering the best experience to users is our guiding principle. As a part of Tech team, you will get a chance to work on multiple consumer centric products like WIOM and i2e1 WiFi solutions. A typical day in tech's life at i2e1 includes- participating in daily scrums, understanding the core business challenge, leveraging tech tools to solve the problem, meeting and discussing solutions with stakeholders and working with multiple teams like Product, Design, Analytics and Marketing team to deliver outstanding experience to our users.

As a team, we collaborate on problem solving and co-create solutions together, working very closely with Product Managers, Developers and other business stakeholders. This is a unique opportunity for a passionate individual to solve real life problems through tech and build outstanding digital experiences.

If you are interested in working on challenging problems in a young high growth startup, i2e1 is the place for you.

More Details about the position:

1. Position – Front-end Developer
2. Location – Saket, Delhi
3. Roles & Responsibilities
4. Plan, review, analyze, design, code and implement simple to more complex internet and e-commerce applications using frontend development tools (HTML5,  JavaScript, Angular 6, CSS etc.) for both traditional browsers and mobile devices.
5. Ensure software meets all requirements of quality, security, modifiable, extensibility etc.
6. Set up and maintain data structures and database environment.
7. Ability to support and maintain existing systems that use a variety of  Angular and .NET technologies.
8. Provide technical expertise to resolve service impacting incidents and problems
9. Collaborate with developers, designers, business team and tailor web solutions to their needs and requirements

1. Qualification
2. a)Bachelors/Master Degree in Computer Science or equivalent.
3. b)3-5 years of experience in front-end languages at a scaled B2C company.
4. c)Solid understanding of Web Development Process, A to Z.
5. d)Strong knowledge of  Angular, HTML5, JavaScript, Rest Apis.
6. e)Solid understanding of relational databases and SQL for implementing database driven, web-based applications
7. f)Flexibility, good time management skills, basic project management skills

Responsibilities:

• Planning, estimation, requirement analysis, database designing, wireframing, layout design of the assigned project and other ongoing projects in a team with Project Manager / Developer / Designer.
• Handling coding works or major/complex parts of assigned projects and providing coding help and supervision to team members.
• Maintaining and auditing code/design quality as per set guidelines and standards in assigned projects.
• Testing of completed tasks in ongoing projects in the team before sending updates to reporting authority/client.
• Remove the technical impediments
• Focusing the team to ensure the on-time delivery of the agreed task.
• Reporting progress to the Project Manager.
• Facilitating code/design reuse.
• Training and mentoring of team members.
• Maintaining the skill set matrix of the team.
• Building and maintaining PWA.
• Work closely with the product team to accelerate A/B testing and maximize engagement.

Requirements:

• Excellent knowledge of HTML5, CSS3.
• Excellent knowledge of JavaScript, Jquery.
• Excellent knowledge of JavaScript MVC architecture and OOP programming style.
• Good understanding and experience of working on Vue.js/React.js.

•  Very strong hands on experience of web and mobile technologies: - HTML JavaScript,
• HTML5/CSS3,
• 5 + years of UI Development Experience using JavaScript Frameworks
• 3+ years of Angular Development Experience
•  Has implemented coding patterns and built UI framework
•  Deep knowledge of AngularJS practices and commonly used modules based on extensive
• work experience
•  Thorough understanding of the responsibilities of the platform, database, API, caching
• layer, proxies, and other web services used in the system
•  Creating custom, general use modules and components which extend the elements and
• modules of core AngularJS
• Creating configuration, build, and test scripts for Continuous Integration environments
•  Cooperating with the back-end developer in the process of building the RESTful API
•  Cross browsers support/experience and knowledge of DOM manipulation on different
• browsers
•  Performance enhancements on web page load and execution
• Use responsive web design to create applications that automatically conform to multiple
• screen sizes/devices.
• Reach at 91 084 76 999

We Anju Siima Technologies Private Limited are looking for a Flutter developer who is proficient with dart programming language. Your primary focus will be on developing user interface components and implement them following well known Flutter workflows.

Responsibilities:

• Develop new user interfacing features using Dart / Flutter framework
• Building reusable widget components and front-end libraries/packages for future use
• Maintain existing codebase on repositories
• Translate design and wireframes into high quality code
• Optimising widget components for maximum performance across mobile devices
• Stay updated with emerging technologies and implementing them into the current code base.
•  

Skills:

• Strong skills in Dart & Flutter
• Experience with understanding of Mobile Application Development Lifecycle
• Familiarity with third party libraries and its integration
• Experience with GIT
• Familiarity with RESTful API’s
•  

About us:  

We are a fiercely restless creative studio with a broad vision across design & product experiences. Big brands and startups approach us because they find a cool team of committed individuals with great taste, obsessed with technology, originality, music, art & quality. We believe in independence, curiosity, experimentation and reinvention as the beacons to navigate the world. Learn more about us: ​https://grappus.com/">https://grappus.com/ 

About the role:

We are seeking a Frontend developer who has a knack for coming up with creative solutions to unique problems. You should have good time management skills and be able to work both autonomously and collaboratively with a cross-discipline team of product managers, strategists, UX designers, art directors, and developers. Most importantly, you have an eye for detail and the ability to make beautiful designs come to life through code. 

What we’d like to see:

• Developing new user-facing features using React Native
• Building reusable components and 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
• Developing and implementing strong algorithms/techniques for solving problems in a high-volume, high-availability environment
• Good knowledge of User Interface patterns and techniques to solve common UI problems
• Solid understanding of building scalable, maintainable and efficient user interfaces

Must Have:

• Strong proficiency in JavaScript , the JavaScript object model and ES6
• Thorough understanding of React.js and its core principles
• Experience with state management libraries like Redux, Mobx etc.
• Familiarity with Android / iOS platforms and ability to link native libraries with React Native
• Familiarity with newer specifications of EcmaScript 6
• Experience with data structure libraries (e.g., Immutable.js, immer)
• 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
• Familiarity with frameworks like Bootstrap, Backbone, Angular,  React JS, and libraries like jQuery, LESS and Ajax

Nice to Have:

• Personal projects or contributions to the open source community
• Strong organizational skills to juggle multiple tasks within the constraints of timelines
• Team player (those great personality types that people love to work with)
• Great communication skills 

Benefits of being part of our amazing team:

• Flexible working hours
• We don’t track your leaves & work-from-home
• Freedom to implement latest technologies & new ideas
• Lots of in-house training sessions &  an in-house product lab
• A pretty unique & unconventional culture and a damn cool office space
• Lots of ways to have fun - TT,  Indoor basketball, PS4, board games and variety of books to read