Marjolaine Grunenberger expanded the DataDog/terraform-provider-datadog repository by adding support for Microsoft Sentinel custom log destinations, enabling seamless integration with enterprise SIEM workflows. She implemented a new nested configuration block in Go, updating the provider schema, state management, and request-building logic to accommodate Microsoft Sentinel’s requirements. In addition, Marjolaine enhanced the DataDog/documentation repository by improving log archive visibility, documenting metrics for successful log archiving, and clarifying S3 bucket encryption configuration. Her work focused on API integration, cloud integrations, and Terraform provider development, delivering targeted features and documentation improvements that addressed user needs and increased deployment clarity without introducing bugs.