Notification Delivery Infrastructure
Component Detail
Infrastructure
high complexity
backend
0
Dependencies
3
Dependents
0
Entities
0
Integrations
Description
Queue-based dispatcher that abstracts over email and SMS provider SDKs, handling retry logic, exponential back-off, dead-letter queuing, and provider failover. Provides a unified dispatch interface consumed by both the Email Notification Service and SMS Notification Service, and exposes delivery metrics for observability.
notification-delivery-infrastructure
Responsibilities
- Enqueue outbound email and SMS jobs with configurable retry policies
- Execute retries with exponential back-off on provider errors or timeouts
- Route to the correct provider SDK based on channel type and organization configuration
- Move permanently failed messages to a dead-letter queue for manual inspection
- Expose delivery throughput and error-rate metrics for monitoring
Interfaces
enqueue(job: NotificationJob): string
processQueue(): void
getDeliveryStatus(jobId): DeliveryStatus
retryFailed(jobId): void
getMetrics(): QueueMetrics
configureProvider(channel, orgId, config): void
Relationships
Dependents (3)
Components that depend on this component