During September 2025, this developer enhanced data lifecycle management for the apache/fluss lakehouse by delivering two well-documented features. They implemented integration tests for Iceberg log table compaction and refactored the IcebergLakeWriter to support a new auto-compaction configuration, improving both data management and performance. Additionally, they authored comprehensive documentation for integrating the Lance data format as a storage backend, detailing configuration steps, required JARs, and usage examples. Their work demonstrated strong proficiency in Java, Apache Iceberg, and integration testing, with a focus on reliability and clarity. The features were delivered with robust test coverage and clear, actionable documentation.