Worked on stabilizing code quality reporting in the Ericsson/codechecker repository by addressing a critical bug in the ESLint report converter. Focused on defensive programming and data validation using Python, the developer implemented error handling to default null column values to zero, preventing TypeError exceptions when processing malformed ESLint reports. This targeted fix improved the robustness of report conversion, ensuring that CI dashboards remained reliable and failures due to unexpected input were minimized. The work demonstrated careful changelist hygiene and collaboration within a code quality tooling environment, ultimately enabling faster triage and more informed decision-making for teams relying on automated quality feedback.