AWS and DevOps practice
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Pick a realistic AWS or DevOps failure, deploy the assets locally, and validate the fix when your investigation is complete.
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The Inventory API That Lost Its Stock
A release broke stock reservations while the database still contains inventory. Follow the request through an authenticated API, fix two hidden dependencies, and prevent overselling.
60–90 minutesBudget $1 for a short session; AWS charges vary. Destroy resources afterwards.