React JS developer

MUST-HAVES:

• 5+ years of professional experience in web development.
• Strong proficiency in React.js and the Next.js framework.
• Solid understanding of JavaScript (ES6+), HTML5, Tailwind and TypeScript.
• Experience with server-side rendering (SSR) and static site generation (SSG).
• Familiarity with state management libraries (e.g., Redux, Context API).
• Proficient with version control systems like Git.
• Experience with modern build tools and package managers (e.g., Webpack, Babel, NPM/Yarn).
• Familiarity with API integration (REST, GraphQL).
• Strong understanding of web performance optimization techniques.
• Knowledge of testing frameworks (e.g., Playwright, Jest, Cypress).
• Ability to work in an Agile environment, collaborate with cross-functional teams, and deliver high-quality code under tight deadlines.

SKILLS: REACT, REACT NATIVE, PLATFORM INTEGRATION, JAVASCRIPT

Notice Period: 0-15 Days only

Additional Guidelines:

Interview process: - 2 Technical round + 1 Client round

3 days in office, Hybrid model.

JOB DESCRIPTION:

We are seeking a highly skilled Senior Web Developer with deep expertise in React and Next.js to join our growing team. The ideal candidate will have extensive experience in building high-quality, scalable web applications and will take ownership of both frontend development and architecture. As a Senior Developer, you will collaborate closely with product managers, designers, and other developers to deliver robust and performant solutions. Your ability to solve complex problems, optimize web performance, and mentor junior developers will be key to success in this role.

KEY RESPONSIBILITIES:

• Design, develop, and maintain web applications using React and Next.js.
• Architect and optimize web pages for speed and scalability.
• Build reusable components and front-end libraries for future use.
• Implement server-side rendering and static site generation using Next.js.
• Collaborate with the backend team to integrate APIs and ensure seamless front-end and back-end communication.
• Ensure the technical feasibility of UI/UX designs and implement pixel-perfect user interfaces.
• Work with product teams to build features that improve user engagement and satisfaction.
• Troubleshoot, debug, and upgrade existing systems.
• Provide technical leadership and mentorship to junior developers.
• Stay up-to-date with the latest web development trends, frameworks, and tools.

REQUIREMENTS:

• 5+ years of professional experience in web development.
• Strong proficiency in React.js and the Next.js framework.
• Solid understanding of JavaScript (ES6+), HTML5, Tailwind and TypeScript.
• Experience with server-side rendering (SSR)and static site generation (SSG).
• Familiarity with state management libraries (e.g., Redux, Context API).
• Proficient with version control systems like Git.
• Experience with modern build tools and package managers (e.g., Webpack, Babel, NPM/Yarn).
• Familiarity with API integration (REST, GraphQL).
• Strong understanding of web performance optimization techniques.
• Knowledge of testing frameworks (e.g., Playwright, Jest, Cypress).
• Ability to work in an Agile environment, collaborate with cross-functional teams, and deliver high-quality code under tight deadlines.

PREFERRED QUALIFICATIONS:

• Experience with Next.js API routes and serverless functions.
• Familiarity with cloud platforms (e.g., AWS, Vercel) and CI/CD pipelines.
• Experience with modern CSS frameworks (e.g., Tailwind, Styled Components).
• Knowledge of SEO best practices for React and Next.js applications.
• Contributions to open-source projects or a portfolio of personal projects.

About the Role

As a Frontend Developer, you’ll be working on building responsive and interactive user interfaces that delight customers. You’ll translate design concepts into clean, efficient code and collaborate with backend developers and designers.

What We’re Looking For

• Fresh graduates or candidates with up to 2 years of experience.
• Strong logical and analytical mindset with a passion for clean UI.
• Self-motivated learners who can adapt quickly.

What You’ll Be Doing

• Develop modern, responsive web applications using HTML, CSS, and JavaScript.
• Work with libraries/frameworks like React, Angular, or Vue.
• Optimize applications for maximum speed & scalability.
• Collaborate with designers to bring ideas into functional UI.

Must-Have Skills (for candidates with ~1 year experience)

• Proficiency in JavaScript (ES6+).
• Hands-on experience in React.js/Angular/Vue.
• Ability to consume REST/GraphQL APIs.
• Version control (Git) and basic CI/CD exposure.
• Familiarity with responsive design and browser debugging tools.

Why Join Us

• Direct mentorship, hands-on exposure, and ownership opportunities.
• Be part of a team where your contributions directly improve user experience.

Perks & Benefits

• Fully remote role with flexible team culture.
• Fast-track growth, multi-role exposure in a startup ecosystem.

Work Mode & Schedule

Remote, 10 AM – 7 PM, Mon–Sat (own PC + reliable internet + availability on Zoom/Meet/Teams).

Compensation Note

Compensation will be discussed after evaluation and will reflect the candidate’s demonstrated skills and value in a startup ecosystem.

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
• Experience in GraphQL
• 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)

1. CSS frameworks - bootstrap, Material JS, etc
2. Javascript, Jquery,
3. HTML, HTML5
4. Wordpress
5. Elementor

Levelup11 is a Fantasy Gaming Startup, which aims to entertain the people not with Cricket, Football, Kabaddi but Horse Racing . Levelup11's vision is to make accessible the elite game of Horse Racing to masses of tier 2 and tier 3 users

We are growing and looking to expand our team in backend, frontend , UI/UX.

We are looking for dynamic folks for our Frontend development, who are passionate to work in Game Tech Startup

Frontend Developer:

• 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 codes using JavaScript following React.js 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.
• Documenting application changes and developing updates.

• Strong understanding of HTML, CSS, CSS preprocessors, JavaScript, Object-oriented programming (OOPS), Design patterns, Web principles, and UI Libraries like Bootstrap.

• Strong skills in JavaScript frameworks and libraries (React).  

• Understanding of UX research and design processes.

• Expert in REST web services.

• Understanding of providing optimum web performance.

• Experience using repositories, build & deploy tools like git and Jenkins.

• Experienced with modern JavaScript coding, testing, debugging, and automation techniques

• Experience in unit test formation and understanding of jest enzyme and snapshot testing.

• Experience with popular React.js workflows (such as Flux or Redux)

• Demonstrable experience with React State management - Redux-Saga and popular React.js workflows

• Experience with data structure libraries (e.g., Immutable.js)

• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

• Excellent knowledge of React hooks.

Mentor To Go is an android and web based platform to help students improve their work readiness through self-learning sessions, personalised mentorship provided by mentor professionals from a range of careers, and work experience opportunities.

The technology platform implements  functionalities such as: screening surveys of mentors and mentees, training content for mentors, matching through an algorithm, and mentorship through the delivery of structured activities. 

The application technology architecture comprises of the following:

o   a Python Django web application with NGinx and Gunicorn

o   PostgreSQL database

o   A React Android and Web app

o   Rest APIs which interact between the Android app and the Django webserver

Our vision at Mentor To Go is to provide career mentorship to young people anywhere, anytime across the length and breadth of India.

We are looking for a frontend software developer who is passionate about using web technologies to solve social problems and creating experiences that are elegant and effective.    You will own the front end development of features  of the Mentor To Go web and mobile platforms, from conceptualisation through design and testing. You will work closely with other developers,the technical project manager, and the program operations team. You are user-centric, continuously demonstrate strategic & analytical abilities, and are laser focused on executing at speed. You must have the ability to succeed in a fast paced environment, where success is dependent on your ability to collaborate with cross-functional team members  in a positive, productive, and transparent way.

Minimum requirements

• Bachelor’s degree in engineering preferably  CS  or related discipline
• 3+ years experience with the development of applications for Android, iOS and  web preferably using React Native/ReactJS

• Experience working in Unix/Linux environments
• Experience with a complete mobile software development life cycle
• Strong written and oral communication skills
• Familiarity with version control software such as Git

Desired  requirements

• Strong written and oral communication skills
• Ability to participate in technical discussions and help make technical trade-offs

About Mentor Together

https://mentortogether.org/">Mentor Together is India’s first and largest youth mentoring  non-profit organization with a mission to facilitate empowering mentoring relationships and networks that help young people break the inequalities of opportunity and actualise their potential.

http://bit.ly/mentortogo">Mentor To Go is the world’s first mobile mentoring platform created by Mentor Together with the support of Cisco India, LinkedIn Social Impact, British Telecom and Sterlite Technologies.

• At least 2+ years of product development experience with expertise in designing and implementing high-performance web applications
• You must be proficient in Problem Solving and Data structures since you got to find the best way of handling a huge set of data.
• Strong hands-on experience in developing web applications using JavaScript
• Strong experience and knowledge in single-page frameworks like ReactJS/Angular/VueJs/other frameworks and ability to design the architecture of single-page applications.
• Strong hands-on experience with JAVASCRIPT, OOPS Concepts, Single page applications, REACTJS, D3, NodeJS, etc
• Build tools such as grunt, gulp, web pack.
• Exceptional debugging skills and knowledge on browser developer tools
• Familiar with RESTful APIs to connect applications to back-end services
• Familiar with optimization techniques (both in file weight and perceived/actual processing speed), debugging techniques, dynamic content retrieval, state management e.g: (Redux), cross-browser support.
• Experience in optimizing the application for performance and scalability using CDN, caching, etc
• Deep experience developing modular, object-oriented JavaScript Strong command of the HTTP protocol and the latest web standards
• Knowledge on Node server, Socket connections and mechanisms to handle real-time async data would be a plus.
• Very Good understanding of Agile/Scrum methodologies
• Very strong full stack experience with familiarity in serving technologies such as HTTP, CDN, proxies and caching
• Working experience with distributed teams and leading them is a plus
• Strong hands-on on writing test cases and documenting UI component.