Tomasz Wierzbicki
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Nothing Changed Except Everything Upstream
I once spent an entire weekend chasing a phantom bug in a logistics microservice, convinced my own logic was flawed, only to find out a…
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Stop Downloading the Internet Every Build
I remember sitting in a dimly lit home office at 2:15 AM, watching a progress bar crawl across my screen while a critical hotfix sat…
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Keep Receipts All Year
I remember sitting in a glass-walled meeting room three years ago, staring blankly at my manager while he asked what I’d actually achieved since January.…
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Answer the Same Question Once
I spent three years at a logistics startup thinking that “scaling” meant throwing more engineers at the pile of manual tickets. We had all the…
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Reading Code for Things That Happen at Once
I once spent three days chasing a ghost in a logistics system that only appeared when the server load hit a very specific, unlucky peak.…
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Same Code, Different Behaviour
I once spent four hours staring at a terminal in a freezing-cold office, convinced I’d hallucinated a race condition, only to realize a single environment…
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Put the Cheap Check First
I once spent three hours staring at a spinning loading icon in a Jenkins window, only to realize the build had actually crashed during the…
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Three in the Morning and You Are the Whole Team
There is a specific kind of silence that only exists at 3:00 AM, right after your phone has finished screaming at you and you realize…
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The Reviewer Is Right and You Are Annoyed
I remember sitting in a dimly lit office at 3:15 AM, staring at a screen while the cooling fans of a server rack hummed a…
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It Deployed and Then Everything Stopped
I’ve seen enough “revolutionary” observability platforms and AI-driven deployment wizards to last a lifetime, but none of them actually help when you’re staring at a…