Tomasz Wierzbicki
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A Prompt That Tells You Where You Are
I spent three hours last Tuesday trying to figure out why a deployment was hanging, only to realize I was sitting in a stale staging…
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Running It for Five Pounds a Month
I once spent an entire weekend trying to architect a “perfectly scalable” Kubernetes cluster for a hobby project that had exactly four users—me and three…
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The Questions That Tell You Who They Are
I’ve sat through enough interviews to know that most “expert” advice on how to ask good questions in an interview is complete nonsense. You’ll find…
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Sessions That Survive a Lost Connection
I still remember the feeling of my stomach dropping during a production incident at the logistics startup—the kind of incident where the database is locking…
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Stop Guessing and Look at the Values
It was 3:14 AM, my eyes were burning from the blue light, and I was currently staring at a log file that told me absolutely…
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The Code Is in Git, Delete It
I once spent three days tracing a memory leak in a legacy logistics service, only to realize the culprit was a “safety net” function written…
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Spend Your Novelty Budget Somewhere Else
I remember sitting in a dark apartment at 3:14 AM, staring at a terminal window while a “revolutionary” distributed database I’d insisted on using three…
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Comment the Why, the Code Says the What
I was staring at a screen at 3:14 AM, trying to figure out why a legacy payment service was dropping every tenth transaction, when I…
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A Week Learning Your Editor Pays for a Decade
I spent three weeks of my life once trying to build the “perfect” Neovim setup, chasing every obscure plugin and Lua snippet I saw on…
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Start With the Constraints, Not the Boxes
I spent three years at a logistics startup where we thought we were geniuses because we could draw a perfectly symmetrical distributed system on a…