Ravi Sir's Cards › AWS
API + Lambda + DynamoDB
This revision card explains API + Lambda + DynamoDB. It starts from the need that skipping the edge layer leaves auth and throttling messy. It describes API Gateway (HTTP API) , then Lambda , then DynamoDB is the default backend shape. The how-to section covers how to create HTTP API , then Lambda proxy , then PutItem , then return 201 or 202. An example on the card is sara Patel ships food-cart orders on this three-layer stack.
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What this card says
Why do we need it?
Skipping the edge layer leaves auth and throttling messy.
What is it?
API Gateway (HTTP API) → Lambda → DynamoDB is the default backend shape.
HTTP API
How to do it
Create HTTP API → Lambda proxy → PutItem → return 201 or 202.
Example
Sara Patel ships food-cart orders on this three-layer stack.