On Friday, Maya deployed the new version. The function ran in 400ms instead of 9 seconds. Costs dropped by 73%. The CTO asked how she’d done it.
She smiled and said, “Just the essentials.” python essentials for aws cloud developers pdf
Maya was a cloud developer who’d built entire serverless apps on AWS, but she’d always leaned on copy-pasted snippets from Stack Overflow. When her startup’s CTO asked her to refactor a legacy Lambda function that was racking up huge costs, she froze. On Friday, Maya deployed the new version