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echogeco

Course · Senior / L5

System design interview preparation

Foundations, core building blocks, and the distributed-systems concepts behind them — worked from first principles, with the numbers that justify each decision.

Lessons
64
Diagrams
71
Phases written
5 of 5
Reading time · words
9 h · 116,082

Phase 01 · 1 page

Start here

Phase 02 · 1–2 weeks · 17 pages

Foundations

Phase 03 · 3–4 weeks · 28 pages

Core concepts

Phase 04 · 2–3 weeks · 9 pages

Advanced topics

Phase 05 · Ongoing, 2+ weeks · 9 pages

Practice and mock interviews