During May 2025, João contributed to the FGA0138-MDS-Ajax/2025.1-Algiz repository by enhancing the database seeding process to improve data correctness and realism. He corrected initial user seed data and expanded the development dataset by programmatically seeding 20 users, split evenly between physical and legal entities. Using SQL scripting and transactional data seeding, João ensured data integrity and enabled more robust end-to-end testing scenarios. His disciplined approach to version control and commit hygiene simplified auditing and rollback. The work resulted in more reliable test environments and accelerated onboarding for developers, demonstrating solid skills in database management and data population.