A client's Terraform code said one thing. Production said another. It took a routine capacity change to reveal that 40% of their infrastructure had been modified by hand and nobody knew.
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Hello, I'm Luke
Personal blog about my experiences and thoughts on software development.
Latest Posts
- A "30-minute" DNS provider switch turned into a 14-hour partial outage. Stale TTLs, an undocumented CNAME chain, and monitoring that only checked from the US — all the ingredients for a problem nobody could see.
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- A client's engineering team adopted AI coding tools across the board. Individual velocity soared. But their DORA metrics flatlined — and the reasons had nothing to do with the tools themselves.
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- The SpaceX-Cursor deal forced a lot of teams to rethink their AI tooling strategy overnight. But the real problem isn't the acquisition — it's that most teams never had a strategy to begin with.
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- A client's API had been running Node 16 for two years past end-of-life. When a critical OpenSSL vulnerability dropped, the "we'll upgrade next quarter" plan collapsed into a three-week fire drill. The upgrade itself wasn't hard. Undoing two years of drift was.
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