I will develop a highly secure spring boot rest API backend

H
harsha_se
H
harsha_se
Harsha Gayashan
develop a highly secure spring boot rest API backend
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develop a highly secure spring boot rest API backend

About this gig

Need a robust, secure, and scalable backend for your web or mobile application?


I am a Java Software Engineer specializing in Spring Boot and Jakarta EE. I will architect a bulletproof backend system that can handle heavy traffic without crashing.


What you will get:

- Scalable RESTful APIs

- Spring Security & JWT Authentication

- Database Design (MySQL)

- Global Exception Handling & Data Validation


I focus on writing clean, enterprise-grade code (MVC architecture, DTOs, Services) that front-end developers love to work with.


Let's build a powerful backend for your business. Contact me today!


  • Programming language

    • Java

  • Expertise

    • Performance
    • Security
    • Design
    • Databases
    • Source control

  • Frontend framework

    • Bootstrap
    • jQuery
    • Next.js
    • React.js
    • Tailwind CSS

  • Backend framework

    • Next.js
    • Spring

  • AI & low/no code builders

    • Claude
    • Firebase Studio
    • Cursor

Get to know Harsha Gayashan

Harsha Gayashan

Software Engineering Student , Web Developer , Bug Fixing Expert

  • FromSri Lanka
  • Member sinceJul 2026
  • Avg. response time1 hour

  • Languages

    Sinhala, English
Hi! I am Harsha, a final-year Software Engineering student with a strong passion for coding and problem-solving. I specialize in web development (HTML, CSS, JavaScript, React, PHP , Java) and Python programming. I love fixing bugs and writing clean, efficient code. My goal is to provide high-quality work and 100% satisfaction to my clients. Let's work together!

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