Tomasz Wierzbicki

  • Six Hundred Lines and No Tests

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    Six Hundred Lines and No Tests

    I remember sitting in a dimly lit office at that logistics startup—the one that eventually vanished—staring at a single, 1,200-line method that seemed to be…

  • Say What It Does in the First Line

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    Say What It Does in the First Line

    I spent three weeks building a side project last year, only to realize I had no idea how to actually tell people it existed. I…

  • Clever Code Is a Debt With Interest

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    Clever Code Is a Debt With Interest

    I remember sitting in a dim office at a logistics startup around 3:00 AM, staring at a single line of nested ternary operators that someone…

  • One Test in Fifty Runs Fails

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    One Test in Fifty Runs Fails

    I’ve lost count of how many times I’ve seen some “expert” suggest buying a more expensive CI/CD suite or implementing a complex observability layer just…

  • Leave So They Would Have You Back

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    Leave So They Would Have You Back

    I once worked at a startup that folded so spectacularly that three of us spent our final week frantically trying to figure out how to…

  • Let Git Find the Commit That Broke It

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    Let Git Find the Commit That Broke It

    It was 3:14 AM, the kind of hour where the blue light of your monitor starts to feel like a physical weight on your eyes,…

  • Someone Paid: Now You Have Obligations

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    Someone Paid: Now You Have Obligations

    I remember sitting in a dimly lit apartment in 2014, staring at a Stripe dashboard that had finally ticked over from zero to one. I…

  • The Answers That Should Worry You

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    The Answers That Should Worry You

    I spent three years at a startup where the “culture” was essentially just a collection of expensive beanbags and a Slack channel that never stopped…

  • Write for the Person Who Edits It Angry

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    Write for the Person Who Edits It Angry

    I once spent three days trying to untangle a “clever” abstraction in a logistics codebase, only to realize the guy who wrote it had moved…

  • The Bug That Hides When You Look

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    The Bug That Hides When You Look

    I remember sitting in a darkened home office three years ago, the only light coming from a monitor showing a dashboard of failing health checks.…