During March 2025, Doersch expanded the data transformation capabilities of the google-research/kauldron repository by delivering FlatMap Transform support within the Grain Map Pipelines. He implemented FlatMapTransform handling in the internal _apply_transform method, enabling the creation of FlatMapMapDataset objects and allowing for more flexible, complex data processing workflows. This enhancement, developed in Python and leveraging data engineering and pipeline development skills, simplified downstream analytics and broadened the range of supported transformation patterns. The work focused on maintainable code and internal pipeline architecture, addressing the need for richer data transformations without introducing major bugs or requiring extensive code changes.