Jacob Hamblin-Pyke worked on the ministryofjustice/modernisation-platform-environments repository, focusing on improving Infrastructure as Code practices for the Airflow environment. He identified and removed an invalid IAM role module from the Terraform configuration, addressing a root cause of deployment errors and reducing operational toil. Using HCL and Terraform, Jacob ensured the change was implemented with a clear, auditable commit and minimal risk to existing infrastructure. This update enhanced the maintainability of the codebase, streamlined onboarding for new engineers, and improved the reliability of Terraform deployments, demonstrating careful module management and adherence to Infrastructure as Code governance and CI/CD best practices.