API Gateway

CloudFront Header Rewrite Trade-offs | SAP-C02

15 December 2025·1517 words·8 mins

Architecture Drills AWS SAP-C02 FinOps Decision Matrix CloudFront Lambda@Edge CloudFront Functions API Gateway Serverless Edge Computing

How to architect serverless metadata delivery for legacy IoT devices: CloudFront Functions vs Lambda@Edge vs API Gateway - a FinOps and performance trade-off analysis for AWS SAP-C02.

Multi-Region API Failover Trade-offs | SAP-C02

11 December 2025·1423 words·7 mins

Architecture Drills AWS SAP-C02 FinOps Decision Matrix API Gateway Lambda DynamoDB Global Tables Route 53 Disaster Recovery

Designing multi-region API resilience requires balancing DNS routing strategies, regional Lambda deployments, and DynamoDB replication. This drill exposes the critical difference between edge-optimized endpoints and regional API Gateway deployments for disaster recovery.

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