03

Production checklist

Wood’s through-line: default async, shrink custom compute with direct integrations, right-size memory before cleverness, and put business fields in telemetry.

Pull

Forget the serverless part — these practices apply at any scale.

04

Pair with CNS380

When the story hits durable functions, jump to the CNS380 talk in this library for the programming model. CNS403 stays the architecture and cost spine.

05

Transcript note

Chapters from the AWS Events transcript (59:03). The Amélie narrative is a teaching scaffold — map each beat to your own traffic shape.