Frontend Developer

Frontend Developer (React + Expo) — Job Description

Experience: 6–12 Years

Type: Full-time

About the Role

We're looking for a talented Frontend Developer with React and Expo experience to join our product team. You'll own the frontend across web and mobile, crafting intuitive interfaces and seamless user experiences using a shared React codebase.

Key Responsibilities

• Build and maintain responsive web interfaces using React.js
• Develop cross-platform mobile experiences using React Native with Expo
• Translate Figma/design mockups into pixel-perfect, accessible UI components
• Manage application state using Redux, Zustand, or Context API
• Integrate REST APIs and GraphQL endpoints
• Ensure consistent performance and UX across browsers, iOS, and Android
• Participate in code reviews, sprint planning, and design discussions

Required Skills

• 6–12 years of frontend development experience
• Strong proficiency in React.js and React Native
• Hands-on experience with Expo (managed or bare workflow)
• Solid command of JavaScript / TypeScript
• Experience with CSS-in-JS, Tailwind CSS, or styled-components
• Familiarity with React Navigation or Expo Router
• Understanding of responsive design and mobile-first principles
• Experience consuming REST APIs

Nice to Have

• Experience with Next.js for web
• Knowledge of EAS Build and OTA updates
• Familiarity with animation libraries (Reanimated, Framer Motion)
• Basic understanding of CI/CD and app store deployments

What We Offer

• Competitive salary and equity
• Flexible remote-first work culture
• Learning & development budget
• Collaborative, low-ego team environment

• Build performant frontend features using React and Next.js.
• Drive UI architecture decisions to support A/B testing and analytics tracking.
• Implement pixel-perfect designs in collaboration with Design and Product teams..
• Contribute to performance baselining and monitoring for web/mobile platforms.
• Ensure seamless experiences across browsers and devices.
• Own CI/CD workflows for frontend deployment and observability.

• Candidate should have strong knowledge of Javascript and HTML5 Canvas
• Should have knowledge of HTML5 Canvas Drawing Pad
• Experience in HTML5 Canvas is a must
• Thorough semantics-level understanding of HTML5 Canvas
• Good understanding of JavaScript programming and DOM manipulation
• Understanding and deployment of Responsive Web Design
• Understanding of how web design/dev is related to web Performance

• Candidate should be available to join immediately

We're seeking a skilled Front-end Lead Engineer to lead an ongoing production-ready enterprise project and contribute to code while leading the frontend team. If you're adept at creating user-friendly products and eager to work with cutting-edge tech in a growing company, we want to hear from you. We value an entrepreneurial mindset and passion for technology in our team members.

Experience: 5+ Year

Working Time: 12.30 PM to 9.30 PM

• Collaborate closely with cross-functional teams, including design, engineering & QA, to deliver high-quality solutions.
• Participate in planning and decision-making processes related to technical architecture, design, and implementation.
• Lead and mentor the Front-end (FE) team, providing technical guidance, coaching, and support.
• Oversee the deployment of frontend applications, coordinating with teams as necessary.
• Drive agile development practices within the FE team, ensuring efficient project delivery.

Requirements

• Bachelor's degree in Computer Science or related field.
• Minimum of 3 years of experience in leading the front-end development team.
• Proven experience in frontend development, with expertise in ReactJS, NextJS, MaterialUI, and React Query.
• Proficient in TypeScript development, skilled in building type-safe applications and leveraging TypeScript configurations for enhanced development efficiency.
• Proven leadership skills, with the ability to lead and mentor a diverse team.
• Excellent communication and interpersonal skills, with the ability to collaborate with cross-functional teams.

Benefits

• Gain real-world experience in corporate functioning.
• Learn to collaborate with diverse teams and meet deadlines in a professional environment.
• Access various learning and development programs to explore your passion.
• Work in a fast-paced, rapidly expanding tech team undergoing a revamp, with exposure to advanced technology and tools relevant to your role

The ideal candidate will have at least 2 years of experience in developing scalable and responsive web

applications, and will be able to work collaboratively with other developers and stakeholders to deliver

high-quality software products.

Responsibilities

● Develop and maintain responsive and scalable web applications using React and JavaScript

● Write clean, efficient, and maintainable code that adheres to coding standards and best practices

● Collaborate with other developers and stakeholders to design and implement software solutions

that meet business requirements

● Work with UX/UI designers to implement user interfaces that are intuitive and visually appealing

● Optimize web applications for maximum speed and scalability

● Participate in code reviews, testing, and debugging to ensure that the software meets quality

standards

● Stay up-to-date with the latest industry trends and technologies, and make recommendations to

the company on how to best incorporate them into its products and services

● Proficient in client & server-side JavaScript, HTML5, CSS3 and webpack

● Competent in building single page web applications using Node.js and React Js

● Redux for state management

● Universal rendering (Client-side rendering and Server-side rendering)

● Experience with cross-browser, cross-platform, and design constraints on the web

● Experience in developing automated unit and functional tests

● Experience in an agile development process

● Solid knowledge of algorithms and design patterns

● Have a passion for quality and writing clean, readable code that scales and performs well

● Good interpersonal communication skills

Desired Candidate Profile

● At least 2 years of experience in developing web applications using React/NextJS/VueJs and

JavaScript

Job Profile: This role involves working with the frontend team working closely with the backend team. You are required to have in-depth knowledge of every level of the web creation process, which includes Linux server set-up and configuration, creating server-side APIs, making JavaScript codes that power apps, etc. Key Responsibility Areas: · Developing new user-facing features using React.JS Translating designs and wireframes into high-quality code Optimizing components for maximum performance across a vast array of web-capable devices and browsers Skills Required: ▪ Experienced with front-end programming language with React JS. ▪ 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 (such as Flux or Redux). ▪ Knowledge of modern authorization mechanisms, such as JSON Web Token. ▪ Familiarity with modern front-end build pipelines and tools. ▪ Familiarity with code versioning tools (such as Git, SVN, and Mercurial). ▪ Candidates with Good communication Skills. ▪ Candidates with Banking / Finance domain experience preferred.,

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 (such as Flux or Redux)

● Familiarity with newer specifications of ECMAScript

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

● Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.

● Experience with user interface design.

● Knowledge of isomorphic React is a plus

● Familiarity with RESTful APIs

About the company

One of Asia’s largest global sports media property in history with a global broadcast to 150+ countries. As the world’s largest martial arts organization, the company is a celebration of Asia’s greatest cultural treasure, and its deep-rooted Asian values of integrity, humility, honor, respect, courage, discipline, and compassion.

About the Role

The Company's Engineering team in Bangalore, India is building products for the Martial Arts fans across the world. As part of the engineering team, you would be expected to have deep technology expertise with a passion for building highly scalable products.

This is a unique opportunity where you can impact the lives of people across 150+ countries!

Responsibilities
• Own architecture, design, development, and implementation of different
modules/features of the front-end applications at ONE
• Be up to date with the latest trends in React ecosystem
• Bring in industry best practices
• Take ownership to drive an initiative to completion
• Discover opportunities for performance improvements
• Recommend ways to improve reliability, efficiency and code quality
• Focus on continuous delivery and reducing complexity
• Carry out code reviews and manage pull requests within the frontend application
development team

Requirements
• Overall 4.5+ years of experience in frontend development using React, Redux.
• B.E/B.Tech in CS or equivalent streams from institute of repute (IITs, NITs, BITs,
IIITs or equivalent)
• Ability to write readable and maintainable JavaScript code
• Ability to build pixel-perfect user interfaces with smooth interactions
• Knowledge of Web technologies and concepts -HTML, CSS, REST APIs, Caching, etc.
• Experience in Vue.JS and Angular.JS is a plus.
• Experience using web build tools, such as Webpack, Babel, NPM, Yarn, etc.
• Solid understanding of how web applications work including OWASP, XSRF,
Security, Session management and best development practices.
• Experience in Cloud-based technologies such as AWS or Azure.
• Experience with handling Services, RESTful APIs and developing for high-volume
web applications. Experience in Microservice architecture and practices.

• Instrumental in preparing SRS, detailed design document, case diagrams, data flow diagrams, class diagrams.
• Scripting and Programming for varied solutions.
• Constructing specifications and determine operational feasibility.
• Deploy programs and evaluate user feedback & experience on application deployment.
• Writing database script procedures, function & triggers.

• Must be well versed with software development lifecycle (SDLC) management with different project methodologies especially Agile methodology (Scrum).
• Strong Oops concepts, Entity Framework, Design Patterns bootstrap, Web/Windows Services knowledge.
• Working knowledge on C#, ASP.NET, MVC 4.0/5.0, LINQ, Javascript, JQuery, bootstrap, Web/Windows Services.
• Good to have knowledge of Angular JS.
• Must have worked on database like SQL Server/ MySQL.
• Working knowledge on google maps API or GIS would be an added advantage.

• 5-7 years of IT experience. B.E./B.Tech. in Computer Science/ IT or MCA would be preferred.
• Excellent oral and written communication skills.
• Candidate should hold 60% & above in 10th, 12th and Graduation