I will develop backend for your web application using springboot

K
kalana_1061
K
kalana_1061
Kalana Nimsara

About this gig

What I Offer:

  • RESTful API Development: Clean, well-structured, and documented endpoints (GET, POST, PUT, DELETE, PATCH).
  • Complex Business Logic Integration: Specialized in handling intricate application logic, particularly for e-commerce platforms. This includes calculating dynamic variables (like sale prices), managing discount types (flat vs. percentage), and setting up promotional flagging systems.
  • Database Management: Seamless integration with relational databases (MySQL, PostgreSQL) using Spring Data JPA and Hibernate for complex data collections and category mapping.
  • Robust Security & Validation: Implementing strict data validation rules and secure pathways to ensure your application processes user input safely.
  • Exception Handling: Clean, global error handling to ensure your frontend receives clear, predictable responses.
  • Deployment Ready: Code optimized and prepared for deployment on modern cloud platforms.

My Tech Stack:

  • Java (Object-Oriented Programming, Lambda Expressions, Streams)
  • Spring Boot / Spring Web / Spring Data JPA
  • MySQL / PostgreSQL
  • Postman / Swagger (for testing and documentation)


Respect third-party rights

Please be aware that it is against Fiverr's policies for sellers to include themes, templates, or any other elements that infringe third-party rights or applicable laws in the delivered work. Read more about in our Guide to Responsible Digital Creation.

Get to know Kalana Nimsara

Kalana Nimsara

CS Engineer Developer

  • FromSri Lanka
  • Member sinceDec 2025
  • Avg. response time1 hour
  • Languages

    English
I’m an undergraduate pursuing a BSc (Hons) in Computer Science at the University of Westminster. I have a strong interest in full-stack Development, AI, Data Science and new technologies. I have practical experience in applying these skills to real-world projects. I'm always looking to connect and explore new chances, and I'm excited to contribute to creative projects.