System Design Practice
Practice system design online with realistic prompts, an interactive architecture canvas, explicit trade-offs, and structured review.
A deliberate practice loop
- Choose one narrow promptMatch the challenge to the skill you want to isolate.
- Time-box clarificationWrite requirements, assumptions, and success criteria first.
- Build and annotateLabel flows and record why every major component exists.
- Review the architectureCapture weaknesses before changing the diagram.
- Repeat the weak dimensionChoose the next problem around the bottleneck you missed.