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June 2025

Predictable Identifiers: Enabling True Module Autonomy in Distributed Systems
What if we could enable modules to communicate without knowing about each other's existence? What if a payment module could process requests from any…
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Oskar Dudycz
Start Alone, Then Together: Why Software Modelling Needs Solitary Brainstorming
Watch a jazz quartet improvise, and you might think they're making it up as they go. They're not. Every riff builds on practised scales and learned…
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Oskar Dudycz
Secondary Indexes and the Specialized Storage Dilemma
In 2016, the Kafka team faced a problem that illustrates a fundamental challenge in distributed systems design: their users needed query capabilities…
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Oskar Dudycz
Do we still need the QA role?
Is QA role dead? I've seen that popping in socials. Yet another GenAI victim? This conversation has been going in circles for years, long before AI…
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Oskar Dudycz
1
Killer metrics, or why you should know upfront when to remove the new feature
Today I'm continuing topic of removability and residuals explaining how defining killer feautres is essential to understand how long our software will…
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Oskar Dudycz

May 2025

Residuality Theory: A Rebellious Take on Building Systems That Actually Survive
Today, I'm bringing you Barry O'Reilly's Residuality Theory, one of the most brainwashing approaches to software architecture I've seen in recent years…
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Oskar Dudycz
The Underestimated Power of Hot Spots and Notes in EventStorming
While teams naturally focus on mapping out those orange event sticky notes (the backbone of any EventStorming session), they often underestimate the…
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Oskar Dudycz
Hints on getting to speak at conferences
Occasionally, I'm asked how to get to conferences (especially the bigger ones), I wrote my hints on how to get to speak there, if you want to. Can't…
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Oskar Dudycz
Why We Should Learn Multiple Programming Languages
Should you learn multiple languages or be a specialist in one? Should we be adding a new language to our project right after it makes sense from…
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Oskar Dudycz
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April 2025

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