An RDF Unit Testing Suite

Java port of form-binder, a micro data binding and validating framework

Library for Telegram Web App User Validation

Designed a REST API for Blogging Application, which provides all the basic funtionalities for Online Blogging using JAVA with SpringBoot, Hibernate, Maven, J.D.B.C and MySQL Database as a part of learning curve in Masai School.

Declarative input sanitization library for Java, Spring Boot, and JPA. Trim, mask, normalize, and escape fields with a single @sanitize annotation. 17+ built-in sanitizers, zero-config Spring Boot autoconfiguration, JPA lifecycle integration, and an extensible API for custom sanitizers.

DataCruncher is a Data Quality Firewall suite

An automated system for processing customer orders from JSON input, validating data, and synchronizing with a database while managing errors and outputs.

Esta API REST de portfólio foi desenvolvida com Spring Boot 3.5.4 e Java 21. Projeto que escolhi para aprofundar meus conhecimentos em backend, aplicando Spring Security, JPA, documentação OpenAPI e arquitetura em camadas.

The Cancer Report Validator (CRV) is an interactive tool for validating the content of electronic submissions of cancer-related medical information prior to a system's communication with a public health central cancer registry.

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

Demonstration of Jackson data models

Project: Databases and persistence

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.

A data contract governance system for managing and validating data contracts across distributed services.

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

An online education system 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.

Disposable Phone Number Checker is an API that checks whether a given phone number is a known disposable or temporary number. Useful for fraud prevention, user verification, and security.