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System Design Interview Framework & Capacity Estimation

Run any 45-minute system design interview with a repeatable structure and defensible numbers

30 min read 9 views

Learn what system design interviewers actually grade, the four-step framework with time boxes, the latency, availability, and throughput numbers to memorise, and how to do back-of-envelope capacity estimation with fully worked examples.

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Practice questions (5)

Capacity Estimation for a Photo-Sharing App

Beginner · Free

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Turning a Vague Prompt into Requirements

Beginner · Free

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Building a Latency Budget from the Reference Numbers

Intermediate · Free

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Stating and Re-deciding a Trade-off

Intermediate · Free

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From QPS to Server Counts and an SLA

Intermediate · Free

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Quizzes (1)

System Design Interview Framework & Capacity Estimation Quiz

0 attempts · 10 min · Pass 70% · Beginner

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