Skip to main content

Event-Driven Architecture

SQS Lambda Integration - The Idempotency vs. Architecture Trade-off | SAA-C03

A photo processing startup faces duplicate email notifications due to SQS standard queue behavior triggering Lambda multiple times. This drill explores visibility timeout tuning, queue type selection, and deletion timing strategies to achieve exactly-once processing with minimal operational overhead.

Auto-Healing Network Inspection Route Decisions | SAP-C02

When network appliances fail in auto-scaling groups, static routes become stale. This SAP-C02 scenario explores the orchestration pattern combining custom metrics, event-driven automation, and Lambda-based route reconciliation—a real-world decision between operational complexity and infrastructure reliability.