Event-Driven Architecture
Event sourcing, CQRS, and real-time streaming
JustKalm's event-driven architecture enables complete audit trails, temporal queries, and real-time event streaming across all services.
Event Architecture Metrics
Platform event processing at scale
2.5M
Events / Day
<15ms
P99 Latency
47
Event Types
365d
Event Retention
Architecture Pillars
Event Sourcing
- Events as source of truth
- Immutable event log
- Temporal queries
- Complete audit trail
CQRS Pattern
- Command/Query separation
- Optimized read models
- Independent scaling
- Eventually consistent
Event Streaming
- Real-time processing
- Kafka event bus
- Consumer groups
- Exactly-once delivery
Event Flow Architecture
How events flow through the system
Command
API Request
Handler
Business Logic
Event Store
Append Event
Event Bus
Publish
Projections
Update Views
Event infrastructure powered by Apache Kafka and PostgreSQL