ecotone
Stop Subscribing to Domain Events
The notification fires before the projection commits. The user sees a stale balance. Emitting derived events from inside the projection — as the read model — closes the race for good.
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When One Worker Can't Keep Up: Scaling Projections
Scale event sourcing projections with partitioned processing, track-based gap detection, and streaming. Learn how Ecotone handles concurrent transactions.
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Your Projections Will Fail — Make Them Resilient
Decouple projections from command handlers with async execution. Learn self-healing, failure isolation, batching, and polling in Ecotone's ProjectionV2.
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Why Projections Exist — Your First Read Model
Learn why Event Sourcing needs projections and build your first read model with Ecotone's ProjectionV2. Lifecycle hooks, state, and CLI included.