02
System Design
From components to evolving scale problems: the whiteboard round, minus the whiteboard anxiety.
0 done— accuracy
Components
Pick the building blocks for a classic prompt.
10 prompts
Deep Dive
One system, facet by facet: capacity, API, data model.
10 systems
Evolving Scenarios
Scale escalates, constraints stack. Pick the next move.
6 scenarios
Database Design
Schema prompts: tables, indexes, sharding.
10 prompts
API Design
Method, path, body, status codes for the use case.
15 questions
Tradeoffs
Pick A or B, learn the canonical answer.
44 cards
Shuffle all 6 modes
$ drill system-design --random