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Nazywam się Oskar Dudycz. Od ponad 18 lat tworzę systemy informatyczne bliskie biznesowi.
Prowadzę warsztaty i szkolenia o Event Sourcingu, CQRS-ie oraz architekturze opartej na zdarzeniach.
Rozwijam Emmett, bibliotekę open source ułatwiającą wdrażanie Event Sourcingu.
Na blogu pokazuję, jak pragmatycznie budować dobrze zaprojektowane, modularne aplikacje.
Najnowsze artykuły
Thoughts on Dynamic Consistency Boundary
“Hi Oskar, have you ever given DCB any attention?” I got that question on Discord recently. I replied: “Yes, I did, what’s the question…
Sharing is (not always) caring. PgBouncer pooling modes in practice
The sad thing about programming is that eventually we reach production; the closer we get, the nastier things get. Some people start asking…
Open Source, a relic, a charity or still the thing?
A friend asked me recently whether there is any sense in doing Open Source now. My answer was the same as always. I see three options.…
We all wanted to be Netflix, who do we want to be next?
I recently realised that there’s an aspect of GenAI tooling that’s not spoken about much, and I think that’s important to where we are going…
Avoid Duke Nukem Forever Mode
How old are you? I’m Duke Nukem 3D old. Not in the sense that I was born in 1996, but that it came out when I was the right age. Being 1…
Start Small, Grow Big: how to pick the first feature for Event Sourcing
Let’s say we did the hard part. We read up on Event Sourcing, even here on my blog; we did a modelling workshop, we got the nods around the…
Fractal Architecture, Cognitive Load, Vertical Slices and other terms that do(n't) fit your head
I wrote on LinkedIn that it seems that there are never enough articles on Vertical Slices. Each time I write a follow-up, there’s another…
Vertical slices, their ownership and external dependencies
A few questions about Vertical Slices come up again and again, and they’re good ones. If a slice cuts through all the layers, do we get a…
Fixing bugs in Event Sourcing is hard, for real?
Every system ends up with bad data. Some of it comes from integrations, some from users doing things nobody predicted, and a good part of it…
Throw, Result, or neither?
There is one question I keep getting about my event-sourced code: why don’t I use ? It usually comes after someone sees a decision throwing…
On swimming, learning and my journey to being the last one
Work impacts how we live, and our lives impact how we do our work. My name is Oskar Dudycz, not Paulo Coelho, and today I’m not going to…
Addition by subtraction in Software Design
I want it all, and I want it now. This is not only a Freddie Mercury quote but also, too often, a general plan for our software product. The…
