I will fix angular and spring boot bugs apis and authentication issues

F
fabian_hassan
F
fabian_hassan
Fabian H
fix angular and spring boot bugs apis and authentication issues
Full Screen
fix angular and spring boot bugs apis and authentication issues

About this gig

Are you dealing with an Angular or Spring Boot bug that is blocking your project?

I can help you diagnose, fix and improve issues in modern web applications, REST APIs and frontend/backend integrations.

I specialize in:

Angular debugging and bug fixing

Java & Spring Boot development

REST API development and integration

JWT and OAuth2 authentication issues

CORS and frontend/backend communication problems

HTTP errors (400, 401, 403, 404, 500, etc.)

API response and request troubleshooting

Dependency and configuration issues

Responsive Angular fixes

Code improvements and refactoring

I have professional experience working with enterprise applications, modernizing legacy systems and solving complex integration and authentication problems.

You will receive clean, maintainable code and a clear explanation of the solution.

Please contact me before ordering if you have a complex issue so I can review your requirements and recommend the right package.

  • Programming language

    • Java

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Localization
    • Performance
    • Security

  • Frontend framework

    • Angular
    • Bootstrap

  • Backend framework

    • FastAPI
    • Spring
    • Spring Boot

  • AI & low/no code builders

    • Claude
    • Cursor

Get to know Fabian H

Fabian H

Software Engineer

  • FromArgentina
  • Member sinceAug 2026
  • Avg. response time1 hour

  • Languages

    Spanish, Portuguese
I am a Fullstack Developer with over 6 years of experience at Ford, specializing in frontend development with Angular and TypeScript, and backend development with SpringBoot and JPA. I have extensive experience managing Oracle and PostgreSQL databases and configuring automated pipelines using Jenkins, Tekton, and GCP. I actively participate in agile ceremonies and ensure software quality using tools like SonarQube and 42Crunch.

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