I will develop or fix your java spring boot rest API

S
syam_prasad745
S
syam_prasad745
Syam Prasad
develop or fix your java spring boot rest API
Full Screen
develop or fix your java spring boot rest API
Full Screen
Full Screen
develop or fix your java spring boot rest APIdevelop or fix your java spring boot rest APIdevelop or fix your java spring boot rest API

About this gig

Need help building, improving, or fixing a Java Spring Boot REST API?


I can help you develop reliable backend APIs, integrate databases, implement authentication, and troubleshoot existing Spring Boot applications.


What I can help with:

  • Java & Spring Boot REST APIs
  • CRUD API development
  • MySQL / PostgreSQL database integration
  • Spring Data JPA & Hibernate
  • Spring Security & JWT authentication
  • Role-based access control (RBAC)
  • DTOs, validation & exception handling
  • Layered backend architecture
  • API debugging & bug fixing
  • API testing with Postman
  • Swagger / OpenAPI documentation
  • Code refactoring and backend improvements


Technologies:

Language: Java

Backend: Spring Boot, Spring MVC

Database: MySQL, PostgreSQL

ORM: Spring Data JPA, Hibernate

Security: Spring Security, JWT

Tools: Maven, Git, GitHub, Postman


I focus on clean, maintainable backend code, proper API design, and clear communication throughout the project.


*******************************************************************************************

Please message me before placing an order with your requirements, existing code/error, or project details so I can confirm the scope and delivery time.

  • Expertise

    • Debugging
    • Performance
    • Security
    • Design
    • Databases

  • Programming language

    • Java

  • Backend framework

    • Spring Boot

Get to know Syam Prasad

Syam Prasad

Java Backend Developer

  • FromIndia
  • Member sinceSep 2026

  • Languages

    Telugu, English, Japanese
I'm a Java Backend Developer specializing in Spring Boot, REST APIs, SQL, JPA/Hibernate, and backend development. I have hands-on experience building database-driven applications with Spring Security, JWT, role-based access control, DTOs, validation, and layered architecture. I've completed a Java backend internship and built projects involving task management, authentication, APIs, databases, and AI-assisted features. I help clients build and improve Java/Spring Boot backends, REST APIs, database integrations, authentication, and backend features.

Related tags