This page curates my notes as I explore serverless architecture patterns on AWS, focusing on common architectural scenarios and trade-offs. The content reflects the type of reasoning required in AWS Solutions Architect Associate–style scenarios, with an emphasis on clear decision-making and real-world design considerations.
Common Serverless Scenarios
Lambda vs EC2 vs ECS
Sync vs Async (API vs SQS/EventBridge)
DynamoDB vs RDS
When NOT to put Lambda in a VPC
Cost optimisation in serverless systems
Architectural Patterns
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