Senior React JS Developer

The NineHertz; Gurugram District; On-site; INR 1,200,000 - 1,800,000; Full time

Benefits offered by this job

Flexible PTO

Monthly team lunches

Quarterly offsites

Tech talks & learning

Job summary

The NineHertz is a fast-scaling digital product studio building high-performance frontends for global clients in fintech, healthtech, and e-commerce. Our React teams ship accessible, component-driven UIs that scale from MVP to enterprise-grade deployments—leveraging modern tooling, TypeScript, and state-of-the-art design systems to deliver delightful user experiences on time and on budget.

Join a collaborative environment focused on crafting pixel-perfect interfaces, performance optimization,

Qualifications

• Proficient in building reusable React components and libraries.
• Experience collaborating with UX/UI designers and backend engineers.
• Strong understanding of performance optimization in React.
• Experience with REST/GraphQL APIs is a plus.

Responsibilities

• Design, develop, and maintain reusable React components and libraries powering client-facing web apps.
• Collaborate with UX/UI designers and backend engineers to implement pixel-perfect, responsive interfaces with state management.
• Optimize frontend performance with React.memo, lazy loading, code splitting, and bundle analysis.
• Write clean, testable code using Jest and React Testing Library.
• Integrate RESTful and GraphQL APIs into React apps with Axios, Apollo Client, or React Query.
• Participate in code reviews, sprint planning, and agile ceremonies.

Skills

React JS

Redux

TypeScript

Webpack

REST API

Git

Jest

Responsive Design

Tools

Next.js

GraphQL

Material UI or Tailwind CSS

Job description

About The Opportunity

A fast-scaling digital product studio in the SaaS and enterprise web applications sector, we build high-performance, user-centric frontends for global clients across fintech, healthtech, and e-commerce. Our React teams ship responsive, accessible, and component-driven UIs that scale from MVP to enterprise-grade deployments—leveraging modern tooling, TypeScript, and state-of-the‑art design systems to deliver delightful user experiences on time and on budget.

About The Opportunity

A fast-scaling digital product studio in the SaaS and enterprise web applications sector, we build high-performance, user-centric frontends for global clients across fintech, healthtech, and e-commerce. Our React teams ship responsive, accessible, and component-driven UIs that scale from MVP to enterprise-grade deployments—leveraging modern tooling, TypeScript, and state-of-the‑art design systems to deliver delightful user experiences on time and on budget.

Role & Responsibilities

• Design, develop, and maintain reusable React components and libraries that power client-facing web applications.
• Collaborate with UX/UI designers and backend engineers to implement pixel‑perfect, responsive interfaces with seamless state management.
• Optimize frontend performance using React.memo, lazy loading, code splitting, and bundle analysis tools.
• Write clean, testable code using Jest, React Testing Library, and integration testing frameworks.
• Integrate RESTful and GraphQL APIs into React applications with Axios, Apollo Client, or React Query.
• Participate in code reviews, sprint planning, and agile ceremonies to ensure timely and high-quality delivery.

Skills & Qualifications

Must‑Have

• React JS
• Redux
• TypeScript
• Webpack
• REST API
• Git
• Jest
• Responsive Design

Preferred

• Next.js
• GraphQL
• Material UI or Tailwind CSS

Benefits & Culture Highlights

• Work with global clients on cutting‑edge digital products—no legacy code, no maintenance hell.
• Flexible PTO, monthly team lunches, and quarterly offsites to reconnect and recharge.
• Fast‑track learning: access to Pluralsight, Udemy, and internal tech talks to grow your stack.

Skills: react,redux,graphql,react js,next.js