During November 2024, JC Moninghoff focused on refactoring and improving code quality within the AllenNeuralDynamics/aind-metadata-mapper repository. He led a naming refactor, renaming the U19 ETL class to SmartSPIMSpecimenIngester across multiple Python files to standardize ETL component naming and support future enhancements. His work emphasized code organization and maintainability, including code style cleanups such as adding newlines after imports and enforcing consistent double quotes. While no major bugs were addressed, these changes improved readability and reduced maintenance overhead. The refactor established a more consistent codebase, making onboarding easier and laying a foundation for future ETL development.