Learn
Build real applications progressively
Hands-on tutorials. Skim Event sourcing fundamentals first if the words still feel fuzzy, then work through the list below.
Suggested order
Section titled “Suggested order”- Build a Banking System — Decider, commands, one stream per account, balance projection, webhook. About 30 to 45 minutes.
- Unique username with DCB — Global rule across streams with tags and conditional append. About 15 minutes.
- Shopping cart — Two streams (inventory + cart), reservations, last-unit race. About 20 to 30 minutes.
All tutorials
Section titled “All tutorials”On the roadmap
Section titled “On the roadmap”More tutorials may show up here later (for example chat or long-running workflows). Until then, see guides for deeper topics.