I will fix bugs in java spring boot API and backend issues

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felipemelozx
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felipemelozx
Felipe Melo

About this gig

Is your Java Spring Boot application plagued by stubborn, complex issues that standard troubleshooting can't resolve? Stop losing time and let a specialist handle the deep debugging.


I don't just patch symptoms; I perform a root cause analysis to ensure the issue is permanently eradicated, securing your system's stability and performance.


Complex issues I resolve:

  • Logic & Concurrency: Fixing race conditions and complex business logic errors.
  • Performance Bottlenecks: Resolving slow queries (N+1 problems) and memory leaks.
  • Security Vulnerabilities: Fixing intricate authentication flaws (JWT/OAuth2).
  • Database Integrity: Solving transaction errors, deadlocks, and data mapping issues.
  • Deployment Failures: Debugging Docker containers and CI/CD pipeline configurations.


Let's solve this:

Please send me the error logs or a description of the complex behavior. I will analyze it before you order to confirm the best solution strategy.

Get to know Felipe Melo

Felipe Melo

full stack developer Java, Spring Boot, Angular, React, TypeScript, JavaScript

  • FromBrazil
  • Member sinceJan 2025
  • Avg. response time4 hours
  • Last delivery2 months
  • Languages

    English, Portuguese, Spanish
I am a Full Stack Developer with experience building scalable, secure, and high-performance web applications. I work mainly with Java and Spring Boot to create robust REST APIs, apply security best practices, and deliver clean, maintainable code. On the front end, I develop responsive and user-focused interfaces using React and angular, with strong skills in JavaScript, TypeScript, HTML5, and CSS3. I value clear communication and reliable deliveries.

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