/ note Deploy Testnet → mainnet, infra hardening, observability, runbooks. Published October 18, 2026 Author Reading time ~1 min ← Older post Build Newer post → Operate / more writing Keep reading October 18, 2026 Engineering notes Why small senior teams still ship production systems A note on what we keep finding, year after year, about how systems are actually built and what makes them stick around long-term — and the surprisingly small role that headcount plays in either direction.