Benjamin Joinvil contributed to the ClubCedille/cedille.etsmtl.ca repository by enhancing the Team Directory feature, focusing on onboarding support and data accuracy. He updated the equipe.yml file using YAML to add a new team member, including name, role, and social media links, and managed the corresponding image asset to ensure proper UI rendering. His work emphasized content addition and data management, maintaining repository consistency and transparency. No critical bugs were addressed during this period, as efforts centered on asset integration and data integrity. The technical depth was moderate, with a clear focus on structured data updates and version control best practices.