Tom worked on release engineering for the tuva-health/tuva repository, focusing on preparing the project for the 0.12.3 version release. He updated the dbt_project.yml file and ensured all references throughout the codebase reflected the new version, streamlining the upgrade process and supporting consistent deployment across environments. His work emphasized configuration hygiene and traceability by committing clear release documentation tied to specific Git commits. Using YAML for configuration management and leveraging dbt for data engineering workflows, Tom improved release reproducibility and documentation standards. The scope of work was targeted, with depth in release readiness and process alignment rather than broad feature development.