Frontend Developer - React & Next JS

Company Description

Kanzen Consulting Pvt. Ltd. https : / / www.kanzencs.com specializes in product development and IT services across industries such as EdTech, Finance, and Insurance. With a strong presence in India, the US, and Japan, the company focuses on delivering quality software solutions tailored to complex business challenges. Utilizing cutting-edge technologies like Java, Spring Boot, and frameworks such as Flutter and React, Kanzen ensures efficient, on-time, and budget-conscious solutions that drive success for its clients.

Job Summary

Frontend Developer with 1–3 years of experience in building responsive, high-performance web applications using ReactJS. The role involves close collaboration with backend developers developing Java Spring Boot services, with integration via RESTful APIs. The ideal candidate is strong in modern JavaScript, frontend architecture, and UI performance optimization.

Key Responsibilities

Frontend Development : Build and maintain reusable, responsive UIs using ReactJS, HTML5, and CSS3.

API Integration : Consume and handle RESTful APIs from backends with robust error handling.

Component Architecture : Implement modular components and manage application state using Redux or Context API.

Performance & Testing : Optimize frontend performance and ensure quality through testing (Jest, React Testing Library).

Collaboration & Delivery : Work closely with designers, QA, and backend developers to deliver features end-to-end.

Code Quality : Write clean, maintainable code adhering to accessibility, security, and coding standards.

Version Control : Manage code with Git and participate in peer reviews.

Key Qualifications and Skills

Bachelor’s degree in computer science, Software Engineering, or a related field.

Strong ReactJS and JavaScript (ES6+) skills

Experience in REST API integration, ideally with RESTful APIs

Proficiency in CSS (SCSS / LESS), responsive design, and frameworks (Material UI, Tailwind, Bootstrap)

Familiar with build tools like Webpack or Babel

Version control using Git

Experience with testing tools like Jest, Cypress, or React Testing Library

Good communication and problem-solving skills

Use of AI tools such as Cursor

Nice to Have

TypeScript experience

Exposure to Figma or design tools

Playwright for automation testing

Exposure to payments domain.

Japanese language proficiency is a plus.

Experience working with distributed or multicultural teams.

Knowledge of Flutter is also a plus.

Vibe coding using AI & use of AI for coding & code review