Worked on the mckinsey/agents-at-scale-ark repository to enhance backend reliability and security by addressing two critical bugs. Focused on improving path validation logic for internal template paths, the developer adjusted the system to bypass standard checks in specific contexts, reducing false positives and supporting legitimate internal workflows. Additionally, they corrected Kubernetes RBAC role naming by removing an erroneous prefix, ensuring roles are referenced according to best practices and minimizing deployment errors. These changes, implemented using TypeScript and YAML, strengthened maintainability and risk management in complex environments, with an emphasis on backend development, DevOps processes, and Kubernetes access control.