Chethan worked on kubearmor/KubeArmor, focusing on improving CI pipeline reliability by addressing a recurring issue with coverage file handling. He implemented a shell script guard that checks for the existence of the coverage file before attempting to generate coverage reports, ensuring the pipeline prints an informative message and skips report generation if the file is missing. This defensive programming approach, using Shell scripting and CI/CD practices, reduced flaky CI failures without altering production code or coverage logic. The work demonstrated careful triage of CI flakiness and contributed to a more stable development workflow, though it involved a targeted, minimal code change.