O Building Observable Domains
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Part 1 2 chapters

Addendums

Deep dives into Event Storming for observability and advanced DDD patterns with distributed tracing.

Addendum A

Event Storming for Observability

Run an Event Storming session that produces both a domain model and an observability plan in one pass.

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Addendum B

Advanced Patterns

Sagas with distributed traces, CQRS read-model observability, and anti-corruption layer telemetry.

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Previous part The Workshop

Building Observable Domains

A hands-on DDD + OpenTelemetry workshop in Quarkus, Python, and C#

Workshop

  • Prerequisites
  • Architecture
  • Troubleshooting

Reference

  • View on GitHub
  • OpenTelemetry Docs
  • DDD Reference
Open source · Apache 2.0 Last built 2026-09-22