I will develop and fix java spring boot rest apis and backend applications

D
dennisdamien
D
dennisdamien
Dennis Damien
develop and fix java spring boot rest apis and backend applications
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develop and fix java spring boot rest apis and backend applications

About this gig

Need help with your Java or Spring Boot application?

I provide reliable backend development, REST API development, bug fixing, debugging, and improvements to existing applications.


My services include:

  • Java and Spring Boot development
  • REST API development and integration
  • Bug fixing and error resolution
  • MySQL and PostgreSQL integration
  • Backend logic and performance improvements
  • Code refactoring, testing, and maintenance

Whether you need a new backend feature, help fixing an existing issue, or improvements to your current application, I will focus on clean, maintainable code and a solution that meets your requirements.

Please message me before ordering to discuss your project scope and expectations.

  • Programming language

    • Java

  • Expertise

    • Algorithms & Data structures
    • Debugging
    • Performance
    • Design
    • Databases

  • Frontend framework

    • React.js

  • Backend framework

    • Spring Boot

Get to know Dennis Damien

Dennis Damien

Software Engineer

  • FromIndia
  • Member sinceOct 2026
  • Avg. response time1 hour

  • Languages

    English
I am a Software Engineer with over 3 years of experience developing enterprise solutions in Agile environments. I have strong expertise in systems design, data modelling, and building microservices using Java, Spring Boot, and Hibernate. I am proficient in implementing CI/CD pipelines and DevOps practices to ensure robust and reliable codebases.

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