I will build and fix nodejs nestjs rest API with mongodb and postgresql

Looking for a reliable Node.js or NestJS backend developer?

You are in the right place!

I am Ali Husnain, a full-stack developer with 5+ years of

experience building and fixing backend systems using Node.js,

NestJS, Express, MongoDB, and PostgreSQL.

WHAT I CAN DO:

Bug Fixing & Optimization

- Fix Node.js and NestJS backend bugs and errors

- Resolve API failures, slow queries, and crashes

- Fix JWT auth, session, and security issues

API Development

- Build REST APIs from scratch using Node.js or NestJS

- Design scalable and clean API architecture

- JWT and OAuth authentication setup

- Third party API integrations

️ Database

- MongoDB schema design and optimization

- PostgreSQL and MySQL database setup

- Query optimization for better performance

- Data migration between databases

WHY CHOOSE ME:

5+ years real backend experience

Clean, well-documented code

Fast delivery with regular updates

100% satisfaction guaranteed

Free consultation before order

TECH STACK:

Runtime: Node.js, NestJS, Express.js

Database: MongoDB, PostgreSQL, MySQL, Redis

Auth: JWT, OAuth, Passport.js

Tools: Git, Postman, Docker, REST API

Message me before ordering so we can

discuss your requirements.