I will fix bugs and troubleshoot your rest api in nestjs golang python

A
abrahamwmtsiaha
A
abrahamwmtsiaha
Abraham S
fix bugs and troubleshoot your rest api in nestjs golang python
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fix bugs and troubleshoot your rest api in nestjs golang python

About this gig

Are you getting 500 Internal Server Errors, CORS issues, slow database queries, or broken endpoints in your backend?

Don't let backend bugs slow down your application. I am an experienced Backend Developer specializing in fixing, debugging, and optimizing REST APIs.

What I can do for you:

  • Fix routing and endpoint errors. (Gunakan Bullet List untuk 4 poin ini)
  • Database query optimization & connection fixes.
  • Middleware & Authentication (JWT) troubleshooting.
  • Logic debugging in NestJS, Golang, or Python.

Why choose me?

  • Fast response and quick delivery (24 hours for minor bugs). (Gunakan Bullet List untuk 3 poin ini)
  • Discounted rate for my first few clients to build my portfolio on Fiverr.
  • Unlimited revisions until the bug is 100% resolved.

Please send me a message with your bug details and a screenshot of the error before placing an order!

  • Expertise

    • Debugging
    • Performance
    • Security
    • Databases
    • Source control

  • Backend framework

    • FastAPI
    • Gin
    • NestJS
    • Node.js
    • Django REST framework

Get to know Abraham S

Abraham S

Back End Developer

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

  • Languages

    Indonesian, English
Backend & Edge Systems Developer specializing in designing analytical data pipelines and production- grade architectures. Experienced in building standardized services using Python, Go, and NestJS, combined with IoT engineering capabilities (Microcontrollers, MQTT, C++) to deliver end-to-end data acquisition systems on Linux/Ubuntu ecosystems.

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