I will build nodejs nestjs backend apis

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arindamseal
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arindamseal
Arindam Seal

About this gig

Are you looking for a reliable backend developer to build clean, secure, and scalable APIs for your web app, mobile app, admin panel, SaaS product, or business platform?


I can help you develop professional backend APIs using Nodejs, Nestjs, MongoDB, PostgreSQL, TypeScript, REST API, JWT authentication, and modern backend architecture.


I focus on writing clean code, proper project structure, secure API logic, and database integration that is easy to understand and maintain.


What I can help you with:


Nodejs backend development

Nestjs API development

REST API development

MongoDB database integration

PostgreSQL database integration

CRUD API development

JWT authentication

Login and registration API

Role based access control

Admin and user APIs

Bug fixing in existing backend projects

API integration

Third party API integration

Backend project setup

TypeScript backend development

Swagger API documentation

Database schema design

API testing and error fixing


Why choose me?


I write clean and maintainable backend code

I follow proper Nestjs structure using modules controllers and services

I can work with both MongoDB and PostgreSQL

I can create secure authenticati

Get to know Arindam Seal

Arindam Seal

Backend developer

  • FromIndia
  • Member sinceFeb 2017
  • Avg. response time1 hour
  • Languages

    Bengali, Hindi, English
I am a professional Backend Developer with strong expertise in Node.js, Express.js, NestJS, and Bun, focused on building secure, scalable, and high-performance backend systems. I design and develop clean, well-structured APIs that are easy to maintain and ready for real-world production use. My work emphasizes clean architecture, proper validation, efficient database design, robust authentication, and error-free communication between systems.