I will debug and fix your java spring boot application

M
manologl
M
manologl
Manuel G

About this gig

Is your Java Spring Boot application not working as expected?


Whether you're dealing with startup errors, REST API issues, authentication problems, database exceptions, or unexpected backend behavior, I'm here to help.


I specialize in debugging and fixing Java Spring Boot applications quickly and efficiently while providing clean, maintainable solutions.


I can help you with:


  • Spring Boot errors and exceptions
  • Java backend debugging
  • Spring Security & JWT Authentication
  • REST API issues
  • Hibernate & JPA problems
  • PostgreSQL & MySQL database errors
  • Maven & Gradle build issues
  • Docker configuration problems
  • Flyway migration issues
  • Dependency injection errors
  • CORS configuration
  • HTTP 400, 401, 403, 404 and 500 errors
  • Application startup failures


Why work with me?


Clean and maintainable code

Careful debugging instead of quick temporary fixes

Clear communication throughout the project

Fast response time

Professional and reliable support


Please contact me before placing an order so I can review your issue and recommend the most suitable package.


I look forward to helping you get your Spring Boot application running smoothly.

Get to know Manuel G

Manuel G
  • FromSpain
  • Member sinceJun 2025
  • Languages

    English, Spanish
Full Stack Developer with experience in Android apps using Kotlin + Jetpack Compose, and backend development with Java Spring Boot and MongoDB. I build clean, modern apps and robust APIs with authentication, file handling, and more. I focus on scalable, maintainable code and smooth user experiences. Let’s bring your idea to life!