React JS Developer

Relevantz Technology Services; Chennai District; On-site; INR 1,500,000 - 2,800,000; Full time

Job summary

Relevantz Technology Services in Chennai seeks a senior frontend developer to design, build, and maintain scalable React and React Native applications for enterprise customers, focusing on performance and reliability.

You will shape architecture, contribute reusable UI components and libraries, and drive code reviews, testing strategies, and production support to ensure robust solutions.

Qualifications

• 7+ years of software development experience.
• 5+ years of hands-on experience with React.js and React Native.
• Strong proficiency in JavaScript and TypeScript.
• Experience with Redux, Redux Toolkit, Context API, and modern frontend architectures.
• Experience building production-grade enterprise applications.

Responsibilities

• Design, develop, enhance, and maintain scalable React and React Native applications.
• Deliver high-quality, production-ready software with a focus on performance, reliability, and maintainability.
• Troubleshoot and resolve complex application, performance, and production issues.
• Design modular, scalable, and maintainable application architectures.
• Define project structures, coding standards, reusable patterns, and engineering guidelines.
• Evaluate technical trade-offs and contribute to solution design discussions.
• Develop reusable UI components, hooks, utilities, services, and shared libraries.
• Build component frameworks and design systems for multiple applications.
• Drive code reviews, testing strategies, CI/CD, release management, and security best practices.
• Support production operations, monitoring, and incident resolution

Skills

Software development

React.js

React Native

JavaScript

TypeScript

Redux

Redux Toolkit

Context API

Frontend architectures

Enterprise applications

Job description

Required Qualifications

• 7+ years of software development experience.
• 5+ years of hands-on experience with React.js and React Native.
• Strong proficiency in JavaScript and TypeScript.
• Experience with Redux, Redux Toolkit, Context API, and modern frontend architectures.
• Experience building production-grade enterprise applications.

Key Responsibilities

Application Development

• Design, develop, enhance, and maintain scalable React and React Native applications.
• Deliver high-quality, production-ready software with a focus on performance, reliability, and maintainability.
• Troubleshoot and resolve complex application, performance, and production issues.

Architecture & Design

• Design modular, scalable, and maintainable application architectures.
• Define project structures, coding standards, reusable patterns, and engineering guidelines.
• Evaluate technical trade-offs and contribute to solution design discussions.

Reusable Frameworks & Shared Libraries

• Develop reusable UI components, hooks, utilities, services, and shared libraries.
• Build component frameworks and design systems for multiple applications.

Quality & Engineering Excellence

• Drive code reviews, testing strategies, CI/CD, release management, and security best practices.
• Support production operations, monitoring, and incident resolution