Reliability engineer. 6 years debugging production KVM/cloud systems. Now building AI Agents with Claude Code & MCP. Writing about where AI agents break — and why it looks a lot like distributed systems.https://jiexiang.dev/https://jiexiang.dev/blog/detector-app-demo-video/https://jiexiang.dev/blog/detector-app-demo-video/Apple Review rejected my software-only stud finder for not including a video of it pairing with hardware. The fix lives in the first sentence of the App Store description.Wed, 22 Apr 2026 16:00:00 GMThttps://jiexiang.dev/blog/transitive-cocoapod-privacy-manifest/https://jiexiang.dev/blog/transitive-cocoapod-privacy-manifest/A real Apple Review rejection over a missing NSPrivacyAccessedAPI declaration — except none of my own code touched the API. The leak was a transitive CocoaPod dependency.Tue, 21 Apr 2026 16:00:00 GMThttps://jiexiang.dev/blog/where-my-spend-went/https://jiexiang.dev/blog/where-my-spend-went/I instrumented my Claude Code session logs by project. 50% of a $13K shadow-cost week goes to one codebase. The other six combined did not break $200.Tue, 21 Apr 2026 16:00:00 GMT