Lea Konvalinka developed robust sync context data support for the Flagd provider in the open-feature/java-sdk-contrib repository, focusing on enhancing feature flag evaluation accuracy. She refactored the provider to propagate sync context using Protobuf Structs, updating storage and queuing components to handle this new data structure. By modifying the SyncStreamQueueSource, she enabled end-to-end transmission of sync context from flagd, ensuring compatibility with the disable-sync-metadata toggle to prevent metadata leakage. Working primarily in Java and leveraging gRPC, Lea’s changes established a clean, testable architecture that reduces configuration drift and prepares the codebase for future sync-context enhancements.