I will fix your spring boot or mongodb backend issues

T
tnjbackendfixer
T
tnjbackendfixer
TarikN

About this gig

Are you stuck with a Spring Boot or MongoDB backend issue?

I specialize in diagnosing and fixing backend errors quickly and cleanly.


I can help with:

  • Spring Boot application errors
  • MongoDB query or indexing problems
  • JWT/authentication issues
  • REST API bugs
  • Docker deployment issues
  • Performance bottlenecks


Please message me before placing an order so I can review your issue.

Get to know TarikN

TarikN

Backend specialist

  • FromIndia
  • Member sinceFeb 2026
  • Languages

    English
I am a backend developer specializing in Java, Spring Boot, MongoDB, and Python. I focus on fixing backend issues, debugging errors, optimizing performance, and solving real production problems. If you're stuck with a backend bug or database issue, I provide clear communication and clean solutions. Let’s fix it properly.