During September 2025, Abderrahim contributed to the eugenp/tutorials repository by developing a reusable Hibernate utility class that standardizes session management and enhances ORM reliability. He introduced a new Person entity to improve data modeling, enabling safer and more ergonomic data access patterns. Leveraging Java, Hibernate, and JUnit, Abderrahim implemented unit tests to validate both valid and invalid HQL syntax, proactively catching query issues before runtime. He also addressed a critical Hibernate SyntaxException, improving runtime stability and maintainability. His work laid a solid foundation for future ORM enhancements, demonstrating depth in database management and a methodical approach to code quality.