Oskar Dudycz

Oskar Dudycz is an independent architect and consultant specializing in creating systems closely aligned with business needs. Passionate about designing robust systems, tools, and frameworks, Oskar is dedicated to making people’s lives easier through technology.

Oskar is an active open-source contributor, having played a key role in developing popular Event Sourcing tools like Emmett, Marten, and EventStoreDB.

A strong advocate for Event Sourcing, CQRS, and Event-Driven Architecture, Oskar believes these approaches provide a solid foundation for building scalable and maintainable solutions.

Oskar Dudycz defined himself as an almost-footballer, a guitarist, developer, technical leader, and he is the creator of a knowledge acceleration program on Event Sourcing.

His favorite movie is: Eternal Sunshine of the Spotless Mind.

Oskar has dedicated part of his recent career to making developers’ lives easier. He took his expertise and deep knowledge of Event Sourcing and CQRS and turned them into a course. Plus, he has created a series of open projects for everyone:

• 👨‍🔬 Emmett – a Node.js library taking your event-driven applications back to the future!
• 🐶 Pongo – Mongo but on Postgres and with strong consistency benefits
• ⚡ Event Sourcing in .NET tutorials
• ⚡ Event Sourcing in Node.js tutorials
• ⚡ Event Sourcing in Java tutorials

Blog Articles

He regularly shares insights, practical samples, and personal experiences on his blog event-driven.io, in the Architecture Weekly newsletter and on GitHub.

Conferences talks and Videos

Oskar Dudycz about Event Sourcing – Avanscoperta (also available on Spotify)

Let’s build the worst Event Sourcing system! – NDC London 2024

Practical Event Sourcing with Marten and .NET – NDC Oslo 2023