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The first time one of my payment services took real money out of a real account during a test run, I was standing at a whiteboard explaining to a new hire why...
The Slack message came in at 6:42 on a Tuesday morning. One of my senior engineers, a person who almost never messages before nine, had written a single line:...
The first time a refund double-fired in production, it cost us about 4,200 euros before anyone noticed. A merchant's support agent clicked the refund button,...
The first time I got this badly wrong, I kept a senior engineer for fourteen months longer than I should have because his throughput was extraordinary. He...
A few years ago I watched a payout run leave forty-two merchants with money debited from our settlement account but never credited to their bank. The culprit...
The first technical roadmap I ever presented to a board lasted four slides before the CFO stopped me. I was three minutes into explaining why we needed to...
