I will do java spring boot rest API development and bug fixes

S
sai_softwaredev
S
sai_softwaredev
Sai Dev

About this gig

Need a reliable backend developer to build or fix your Java Spring Boot APIs fast and securely?

Ill help you design, build, and deploy production-ready REST APIs that perfectly fit your web or mobile app needs.


What I Offer:

  • Develop new RESTful APIs using Spring Boot
  • Fix or refactor existing backend issues
  • Integrate with MySQL, PostgreSQL, or MongoDB
  • Implement JWT / OAuth2 authentication
  • Deploy on AWS, Azure, or Heroku
  • Provide Postman collection or Swagger documentation
  • Unit testing using JUnit / Mockito


Tech Stack:

  • Java 8/11/17/ 21
  • Spring Boot 3+
  • Spring Data JPA / Hibernate
  • Spring Security / JWT
  • Maven / Gradle
  • MySQL / PostgreSQL / MongoDB
  • Git / GitHub / Docker


My Process:

  • Understand your requirements in detail
  • Design API endpoints & database schema
  • Build, test, and document APIs
  • Deliver and support post-delivery fixes


Why Choose Me:

  • 5+ years hands-on Java + Spring Boot experience
  • Clean, modular, and production-ready code
  • Fast communication and on-time delivery
  • 100% satisfaction guarantee


What I Need from You:

  • Clear requirement or sample endpoint list
  • Database schema (if available)
  • Access to your repo or deployment environment (if needed)

Get to know Sai Dev

Sai Dev
  • FromIndia
  • Member sinceOct 2025
  • Languages

    English, Telugu, Hindi, Tamil
I’m a Java developer with 5+ years of experience in Spring Boot, RESTful API development, and microservices architecture. I build secure, scalable, and high-performance backend systems using Java, MySQL, PostgreSQL, and AWS. Skilled in API integration, bug fixing, and performance optimization, I follow Agile and TDD practices to deliver clean, maintainable, and production-ready code for modern web applications