Full Stack NEXTJS Developer (FastAPI)

Location : Remote / Flexible

Salary : ₹9,000 INR per month

Working Hours :

Monday–Saturday, 9 : 00 AM–6 : 00 PM

Role Overview

As a Full Stack NEXTJS Developer at FinSocial Digital Systems, you will design and build dynamic, high-performance web applications using React while integrating backend services powered by FastAPI. You’ll collaborate closely with designers, backend engineers, and product managers to deliver a seamless user experience from end to end.

Responsibilities

Develop new user-facing features using

React.js

and

Next.js

Build reusable components and front-end libraries for future use

Translate designs and wireframes into high-quality, maintainable code

Implement engaging user experiences with

Framer Motion ,

Three.js , and interactive

3D animated websites

Optimize components for maximum performance across a wide range of devices and browsers

Maintain and refactor existing React systems, including bug fixes and improvements

Collaborate with back-end developers to integrate RESTful APIs built with

FastAPI

Write clean, testable code, including unit and integration tests

Troubleshoot and debug application code to ensure a smooth user experience

Stay up to date with emerging trends and best practices in React, 3D web technologies, and full-stack development

Contribute to project documentation and training materials as needed

Requirements

Professional experience developing web applications with

React.js

Strong proficiency in

JavaScript (ES6+) , including DOM manipulation and the JavaScript object model

Deep understanding of React core principles, including state management with

Redux

or similar libraries

Familiarity with

FastAPI

and

Python

for building and consuming RESTful APIs

Experience with

Next.js

for server-side rendering and optimized React applications

Strong front-end skills with

HTML5 ,

CSS3 , and build tools (Webpack, Babel, npm)

Experience with animation libraries such as

Framer Motion

Experience with

Three.js

for building

3D interactive and animated web experiences

Experience with unit testing frameworks (e.g., Jest, Mocha) and front-end testing tools (e.g., React Testing Library)

Proficiency in

Git

and version control workflows

Proven

full-stack development

experience, integrating front-end and back-end systems

Excellent problem-solving skills and strong communication abilities

Preferred Qualifications

Familiarity with containerization and orchestration tools ( Docker, Kubernetes )

Experience with cloud platforms ( AWS, Azure, or Google Cloud )

Experience with

TypeScript

for type-safe, scalable applications

Knowledge of CI / CD pipelines and DevOps best practices

Experience designing

highly interactive, animated, and immersive web experiences