During March 2025, this developer enhanced the JudgmentLabs/judgeval repository by refactoring the CSV import workflow to support custom header mapping and a secondary delimiter for parsing list-like fields within CSV cells. Leveraging Python and advanced CSV parsing techniques, the new implementation allows users to specify flexible header mappings and handle complex data structures directly during import. This approach reduces the need for manual data cleansing and streamlines the onboarding of diverse datasets. The work focused on improving the robustness and scalability of data ingestion, ensuring smoother integration with varied CSV sources while maintaining compatibility and thorough testing throughout development.