概要
This skill provides expert guidance for building production-grade serverless applications and event-driven architectures (EDA) on AWS. It covers the full lifecycle of serverless development, including Lambda optimization, API Gateway configuration, DynamoDB modeling, and complex workflow orchestration with Step Functions. By adhering to the AWS Well-Architected Framework, it ensures your applications are resilient, cost-effective, and highly scalable, utilizing patterns like SQS/SNS fan-out, EventBridge routing, and the Saga pattern for distributed transactions.