Worked on the openclaw/openclaw repository to enhance backend reliability by addressing event-handling inefficiencies. Focused on refining the API and event processing pipeline using TypeScript, the developer implemented a targeted bug fix that marked silent hook turns as delivered, preventing unnecessary NO_REPLY events from polluting the main agent session. This approach reduced event noise and curbed context window growth, resulting in improved session stability and more efficient downstream email classification. The work demonstrated a careful attention to delivery semantics and system throughput, leveraging skills in backend development and event handling to deliver a precise, maintainable improvement to the codebase.