Anatolii Stoliarov focused on stabilizing container image builds in the epam/edp-tekton repository by addressing a critical authentication issue with Kaniko when interacting with registries that require custom certificates. He resolved persistent build failures by ensuring the certificate path was correctly passed to Kaniko’s command-line interface, allowing seamless integration with private registries that enforce custom CA certificates. Working primarily with Kubernetes, CI/CD pipelines, and yaml, Anatolii validated the fix within Tekton-based workflows, reducing manual intervention and improving deployment reliability. His work demonstrated a deep understanding of DevOps practices and contributed to more robust and automated image build processes.