Wener contributed to backend infrastructure by enhancing secret management and documentation across two repositories. In supabase/wrappers, Wener implemented name-based vault secret lookup in Rust, allowing get_vault_secret() to resolve secrets by either UUID or human-readable names, which streamlined FDW configuration and maintained backward compatibility. For punkpeye/awesome-mcp-servers, Wener delivered comprehensive documentation for MSSQL database integration, detailing schema inspection and query capabilities, and improved onboarding by clarifying language representation and updating the README to accurately reflect TypeScript usage. The work demonstrated depth in backend development, database integration, and documentation, resulting in more flexible configuration and clearer developer guidance for future integrations.