I will fix debug, enhance and fixing nestjs or express

Y
ylliw77
Y
ylliw77
Paulo Willy
fix debug, enhance and fixing nestjs or express
Full Screen
fix debug, enhance and fixing nestjs or express

About this gig

Expert NestJS and Node.js Backend Development & Bug Fixing

Struggling with a backend bug or need a robust API for your application? I can help!

I am an expert in Node.js and NestJS, focusing on building secure and efficient server-side applications. Whether it's a small bug fix or building a complete REST API from scratch, Ive got you covered.

My Services:

  • API Development using NestJS or Express.
  • Database Integration (SQL/PostgreSQL/MySQL).
  • Authentication & Authorization (JWT, Passport).
  • Bug fixing in existing Node.js/React applications.
  • Swagger/OpenAPI Documentation.

Tech Stack: Node.js, NestJS, TypeScript, SQL, Docker.

I pride myself on delivering high-quality solutions on time. Let's solve your technical challenges today!

  • Platform

    • Custom

  • Website type

    • E-Commerce store
    • Business
    • Education
    • Saas
    • Portal

  • Programming language

    • Go
    • JavaScript
    • PHP
    • TypeScript
    • HTML & CSS
    • Bootstrap
    • jQuery
    • React
    • Laravel
    • Other
Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Paulo Willy

Paulo Willy

Software Engineer

  • FromIndonesia
  • Member sinceMar 2026
  • Avg. response time1 hour

  • Languages

    English, Indonesian
Hi, I'm Paulo, a Fullstack Developer with 2+ years of professional experience in React.js and NestJS. I specialize in building complex systems like shipping agency dashboards and logistics modules. My focus is on writing clean, scalable code and delivering high-performance web applications.

My Portfolio

Related tags