React JS Developer

Acesoft Labs; Bengaluru; Hybrid; INR 1,200,000 - 1,600,000; Full time

Job summary

Acesoft Labs in Bengaluru is seeking a React JS Developer with 5+ years of experience to build scalable front-end applications.

You will own UI development, integrate data grids (AG Grid / Handsontable / React Table), design robust components, optimize performance, and collaborate with UX/UI and backend engineers. Immediate to 15 days notice; you will also write unit tests with Jest or Mocha, review code, and maintain documentation.

Qualifications

• Strong experience in component-based architecture and hooks.
• Hands-on with data grids like AG Grid, Handsontable, or React Table.
• Proficient in JavaScript (ES6+), HTML5 and CSS3 with solid frontend fundamentals.
• Skilled at managing nested data structures and matrix operations.
• Excellent debugging, performance profiling and optimization skills.
• Experience with TDD frameworks such as Jest or Mocha.

Responsibilities

• UI Development: build and maintain front-end apps using React.js.
• Data Grid Integration: customize grids and components for large data sets.
• Component Architecture: develop reusable components and manage state efficiently.
• Data Handling: work with complex data structures and matrices as needed.
• Performance Tuning: debug, profile, and optimize frontend code.
• Testing: write unit tests with Jest, Mocha, or React Testing Library.
• Collaboration: work with UX/UI and backend engineers to deliver seamless UX.
• Documentation & Reviews: maintain docs and participate in code reviews.

Skills

React.js

AG Grid

Handsontable

React Table

JavaScript ES6+

HTML5

CSS3

Nested data structures

Matrix operations

Debugging

Performance profiling

Optimization

Jest

Mocha

React Testing Library

Redux

Context API

GraphQL

Tools

AG Grid

Handsontable

React Table

Jest

Mocha

React Testing Library

Redux

Context API

CI/CD

Job description

Hi all ,

we are looking for a role: React JS Developer

experience : 5 + years

notice period : Immediate - 15 days

location : Bengaluru

Key Responsibilities:

• UI Development:
  Build and maintain scalable, performant front-end applications using React.js.
• Data Grid Integration:
  Implement and customize data-intensive components using AG Grid, Handsontable, or React Table.
• Component Architecture:
  Develop reusable, well-structured components and manage application state efficiently.
• Data Handling:
  Work with complex data structures including nested objects, arrays, and maps; handle matrix operations where needed.
• Performance Tuning:
  Debug, profile, and optimize front-end code for performance and responsiveness.
• Testing:
  Write unit tests using modern TDD frameworks (e.g., Jest, Mocha, React Testing Library).
• Collaboration:
  Work closely with UX/UI designers and backend engineers to deliver seamless user experiences.
• Documentation & Reviews:
  Maintain documentation and participate in code reviews to ensure high-quality, maintainable code.

Mandatory Skills:

• React.js Strong experience in component-based architecture and hooks.
• Data grids Hands-on with AG Grid, Handsontable, or React Table.
• JavaScript (ES6+), HTML5, CSS3 Solid frontend foundations.
• Proficient in managing nested data structures and matrix operations.
• Strong debugging, performance profiling, and optimization skills.
• Experience with TDD frameworks like Jest, Mocha, or equivalent.

Good to Have:

• Working knowledge of GraphQL.
• Familiarity with state management (Redux, Zustand, Context API).
• Experience with CI/CD, code linting, and frontend build tools.