I will develop java spring boot rest apis and backend applications

S
sabbir_hasan_26
S
sabbir_hasan_26
Sabbir H
develop java spring boot rest apis and backend applications
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develop java spring boot rest apis and backend applications
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develop java spring boot rest apis and backend applicationsdevelop java spring boot rest apis and backend applications

About this gig

Looking for a reliable Java Spring Boot developer to build or improve your backend API?

I will develop a clean and maintainable Java Spring Boot REST API based on your requirements.

What I can help you with:

  • Java Spring Boot REST API development
  • MySQL database integration
  • CRUD operations and business logic
  • JWT authentication
  • Spring Security and role-based access control
  • JPA / Hibernate
  • API testing and debugging
  • Swagger / OpenAPI documentation
  • Bug fixing and improvements in existing Spring Boot projects

You will receive:

  • Clean and organized source code
  • Database integration
  • Tested REST APIs
  • Proper project structure
  • API documentation when included in your package

I focus on understanding your requirements first and building a practical solution that is easy to maintain and extend.

Please contact me before placing an order, especially for complex projects or existing applications, so we can discuss the requirements and choose the right package.

  • Programming language

    • Java

  • Expertise

    • Debugging
    • Security
    • Databases
    • Source control
    • Testing procedures

  • Frontend framework

    • Angular
    • Bootstrap
    • Flutter
    • Next.js
    • React.js

  • Backend framework

    • Express.js
    • Spring
    • Firebase
    • Spring Boot
    • Django REST framework

  • AI & low/no code builders

    • Claude

Get to know Sabbir H

Sabbir H

FullStack Backend Developer

  • FromBangladesh
  • Member sinceSep 2026

  • Languages

    English
I’m a Full-Stack Developer specializing in Java, Spring Boot, Angular, and MySQL. I build secure, scalable REST APIs and business applications with features such as JWT authentication, role-based access control, approval workflows, reporting, and database-driven systems. I have hands-on experience building NexaERP, an accounting and finance management system, where I worked on backend architecture, financial workflows, authentication, reporting, and Angular-based web features. I focus on writing clean, maintainable code and delivering practical solutions based on business requirements.

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