https://speakerdeck.com/candyindex999 2026-10-09 12:33:56 -0400 A practical 10-slide workbook for software engineers preparing for system design interviews. Practice clarifying requirements, comparing fixed-window and token-bucket rate limiting, handling concurrency and failures, reasoning about multi-region limits, and defining idempotent retries. Includes follow-up exercises and an observable scoring sheet. Prepared by the SkillCopilotAI team. SkillCopilotAI is a desktop AI interview assistant with resume and role context. Website: https://skillcopilotai.com/ Technical references: Redis scripting documentation, RFC 6585, and Stripe idempotency documentation. This is educational material and does not claim hiring outcomes. A practical 10-slide workbook for software engineers preparing for system design interviews. Practice clarifying requirements, comparing fixed-window and token-bucket rate limiting, handling concurrency and failures, reasoning about multi-region limits, and defining idempotent retries. Includes follow-up exercises and an observable scoring sheet. Prepared by the SkillCopilotAI team. SkillCopilotAI is a desktop AI interview assistant with resume and role context. Website: https://skillcopilotai.com/ Technical references: Redis scripting documentation, RFC 6585, and Stripe idempotency documentation. This is educational material and does not claim hiring outcomes. Sat, 10 Oct 2026 00:00:00 -0400 https://speakerdeck.com/candyindex999/system-design-interview-tradeoffs-a-practice-workbook https://speakerdeck.com/candyindex999/system-design-interview-tradeoffs-a-practice-workbook