During October 2024, Davi Arnaut focused on backend development for the acrylidata/datahub repository, delivering a targeted logging verbosity optimization for ingestion and consumer processes. He introduced threshold-based controls for database transaction timing logs and migrated select informational logs to the debug level, using Java to implement these changes. This approach reduced unnecessary log volume while maintaining essential traceability, directly supporting cost efficiency and maintainability objectives. By tightening log noise during ingestion cycles, Davi improved both log storage efficiency and issue triage workflows. The work demonstrated a focused application of backend and logging expertise, addressing a specific observability and operational challenge.