Worked on the nextcloud/user_oidc repository to deliver support for nested group claim mappings within the provisioning service, addressing the need for more flexible identity provider configurations in complex organizational hierarchies. The approach involved refactoring claim retrieval logic to accurately extract and map deeply nested group data, reducing manual mapping and streamlining user provisioning cycles. Focused on maintainability and robustness, the work leveraged PHP for backend and API development, with an emphasis on identity management and OIDC provisioning workflows. No major bugs were reported during this period, reflecting disciplined version control and a commitment to reliable, enterprise-compatible automation solutions.