Michael Dadi — Engineering notesSenior software engineer and founding engineer. Web, mobile, cloud infrastructure, and the production work that connects them.https://michaeldadi.dev/Mask PHI at the logger, not at the call site.https://michaeldadi.dev/writing/logging-sensitive-data/https://michaeldadi.dev/writing/logging-sensitive-data/A logging boundary that keeps useful operational evidence while reducing accidental exposure of sensitive application data.Tue, 10 Nov 2026 00:00:00 GMTHow a mobile CI pipeline cut our deploy time 60%.https://michaeldadi.dev/writing/mobile-release-pipeline/https://michaeldadi.dev/writing/mobile-release-pipeline/Designing a mobile release path around quick feedback, explicit build profiles, observable distribution, and a practiced recovery path.Tue, 10 Nov 2026 00:00:00 GMTThe indexing pass that gave back 36%.https://michaeldadi.dev/writing/postgres-indexing/https://michaeldadi.dev/writing/postgres-indexing/A practical approach to query optimization: establish a baseline, inspect the plan, choose a targeted index, and measure the same workload again.Tue, 10 Nov 2026 00:00:00 GMT