During March 2025, Benson Pan refactored the deployment environment selection logic for the service shard update flow in the Yelp/paasta repository. He replaced complex nested conditionals with an explicit mapping approach in Python, streamlining how deployment environments are determined. This change improved the maintainability and readability of the deployment script, reducing the risk of misconfiguration and making the process more transparent for onboarding new team members. Leveraging DevOps and scripting skills, Benson’s work enhanced auditability and set a clearer path for future environment additions. No major bugs were addressed during this period, with efforts focused on this targeted feature improvement.