Hello 👋

I'm Jostin Soza

Backend Developer

I build efficient backend systems and scalable APIs using Java and Spring Framework. Focused on clean architecture and reliable solutions.

Core Skills

Java
Spring Framework
PostgreSQL
Git / GitHub
Docker
JavaScript
HTML / CSS
REST APIs

Projects

Medical Appoinment Manager

2025 - Current

Java
Spring Boot
Spring Security
PostgreSQL
Docker

A robust and secure RESTful API built with Spring Boot for comprehensive management of medical appointments. This system features multi-role access control, ensuring proper authorization for patients, doctors, and administrators. Security is enforced using Spring Security, providing strong authentication and protecting all core endpoints.

Library Management System

2025

Java
Spring Boot
Spring MVC
Swagger UI
PostgreSQL

A RESTful API for managing a library system, built with Spring Boot. It includes features for handling books, authors, categories, customers, loans, and returns.