Esteban Del Boca focused on enhancing data integrity and simplifying session lifecycle management in the google/adk-go repository. He implemented a cascading delete mechanism using GORM within Go, ensuring that when a session is removed, all associated events are automatically deleted. This approach addressed foreign key constraint violations and eliminated orphaned event records, resulting in cleaner database states and reduced maintenance overhead. By leveraging backend development and database management skills, Esteban reinforced ORM-backed data safety and maintainability. The work demonstrated a targeted, in-depth solution to a common data consistency challenge, reflecting a thoughtful application of relational database constraints in production code.