Dennis Schubert developed unified cross-platform reporting enhancements for the mozilla/bigquery-etl repository, focusing on integrating Fenix mobile reports into existing Firefox Desktop broken-site analytics. He updated SQL views to merge data from both platforms, extending Fenix date filtering to ensure analytics remained current. Using BigQuery and advanced SQL, Dennis enabled consolidated reporting that improved data completeness and accelerated root-cause analysis for site issues affecting users. The work addressed cross-team visibility and reduced data gaps, with clear, commit-driven changes and ongoing reliability improvements. Over the month, Dennis delivered one feature with no reported bugs, demonstrating depth in data engineering and reporting workflows.