Worked on the apache/ofbiz-framework repository to deliver a performance-focused feature enhancing data retrieval for large datasets. Refactored the existing logic in Groovy to implement database-level pagination, shifting the paging mechanism from in-memory processing to the database layer using limit and offset semantics. This approach reduced memory usage and improved response times when accessing millions of records, supporting more scalable entity views. Leveraged back end development and database management skills to update the data fetch path, utilizing EntityFindOptions for safer and more efficient queries. The work focused on performance optimization and prepared the framework for handling high-volume data scenarios.