My test suite was green. My software was lying to me.

<h1> Production Was Down… But Everything Looked Normal 🤯 </h1> <blockquote> <p>A real debugging story about silent failures and why thinking matters more than tools.</p>

<p>Your AI system isn't going to crash. It's going to drift.</p> <p>A recommendation engine making 1.4 model calls instead of 1. A retrieval pipeline fetching 5 chunks instead of

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<p>A teammate deleted a test file on a Friday. Not on purpose. The suite still passed. The pipeline still went green. Nobody noticed for three weeks.</p> <p>Here's the part that

<h1> A green test suite proves less than you think </h1> <p>The test that scared me was the one that passed.</p> <p>I had an integration test for a routing agent, the kind that

<h1> My Exit Rule Said '2 Periods' — My Code Was Counting Something Else Entirely </h1> <p>My funding-rate bot has an exit rule that reads like plain English:<br /> </p> <div

<p>We build a resource management app for Jira on Atlassian Forge — capacity planning, timesheets, and invoice export. That last one is the scary part. When your app produces an

<p>I've been writing software professionally since 2011.</p> <p>Java, C#, Kotlin, Node.js. Enterprise backends, microservices, APIs, data pipelines. I've shipped production code