An online education system aimed to help students with better education system and equal opportunity.

API RESTful para o gerenciamento de produtos que permite operações CRUD, com validação de dados, verificação de conflitos e implementação de hyperlinks para facilitar a navegação entre os recursos.

SHACL API in Java based on Apache Jena

A program that determines if user meets admission requirements and calculates ticket prices.

Library for a data validation

Streamline inventory control with the Inventory Management System. A JavaFX-based application tailored for efficient parts and product management. Highlights include in-depth categorization, seamless search functionality, and a user-centric interface, coupled with comprehensive error handling. Ideal for enhancing organizational inventory processes.

LibraTrack is a Java/Gradle library system modeling books, readers, and shelves, enabling checkouts, returns, listings, and validation with structured error codes and JUnit tests.

A Dockerized SHACL validator tool using Apache Jena for RDF data validation against shape graphs with comprehensive reporting

CloudCampus is a Decentralized Virtual Education Platform aimed to help students with better education system and equal opportunity.

This Java program serves as a simple command-line interface for managing student data. It's designed as a project for educational purposes, particularly for the Object-Oriented Programming (OOP) class at Budi Luhur University. The system allows students to practice fundamental concepts of Java programming, including classes, objects, arrays etc.

From a remote source, this Android app retrieves and shows personnel data. To start a JSON request with a progress dialog, click the button. With only one click, it ensures a user-friendly experience by parsing and presenting personnel information in a ListView after retrieval.

A Java library for validating CSV files against customizable schema definitions with detailed error reporting

This project involves developing a full stack application. MySQL database (3NF). Back-end developed in Java, using Spring Boot framework and Spring Data JPA, with ORM for database interaction. MVC. Exception handling and data validation have been thoroughly implemented. Front-end developed using HTML, CSS, Bootstrap and JavaScript.Third-party APIs.

BlogApp is a comprehensive RESTful web service designed for the creation, management, and interaction with blog posts and comments. Developed using Java and Spring Boot, this application provides a robust platform for users to publish and engage with blog content.

Simple form input validator in Java

StudentDataProcessor is a Java application that reads, processes, and formats student course data from a text file. It extracts student names, IDs, course codes, and grades, validates the data, calculates grade averages, and writes the formatted results to an output file.

Project: Databases and persistence

Java-based address book system demonstrating modular backend design using AspectJ for logging, validation, exception handling, and cross-cutting concerns.

Demonstration of Jackson data models

Academic project demonstrating OOP design, algorithms, validation pipelines, and testing practices through a fully featured CSV Data Processor built in Java