Worked on the Microsoft365DSC repositories to enhance reliability and maintainability of Azure Active Directory configuration resources. Focused on correcting attribute handling in DSC resources, the developer resolved issues with Custom Security Attributes in AADServicePrincipal and ensured delegated permissions in AADApplication were consistently returned as arrays. They improved AppRole assignment logic by introducing robust ID resolution and comprehensive unit tests to prevent null assignments. Additionally, they upgraded the MSCloudLoginAssistant dependency to improve compatibility and security. The work leveraged PowerShell, Microsoft Graph API, and dependency management best practices, resulting in reduced deployment risk and improved data integrity across managed resources.