About This Architecture
Multi-AZ three-tier architecture spanning two AWS availability zones with Route 53 DNS, CloudFront CDN, WAF, and Shield protecting dual Application Load Balancers. Application tier runs EC2 t3.medium and ECS Fargate across both AZs with Auto Scaling, while data tier features RDS Multi-AZ with primary-standby replication, ElastiCache clusters, and DynamoDB for NoSQL workloads. This design eliminates single points of failure, ensures automatic failover, and demonstrates AWS best practices for fault tolerance, scalability, and security. Fork and customize this diagram on Diagrams.so to match your specific instance types, subnet ranges, or regional requirements. The architecture leverages managed services like Secrets Manager and CloudWatch for operational excellence and compliance.