Design a Search Autocomplete System — Roadmap Step & Resources
Low-latency prefix matching and ranking suggestions at scale
- Level: advanced
- Estimated time: 1 days
- Roadmap: System Design
Before this step
Interview questions
- What data structure would you use to serve autocomplete suggestions in milliseconds?
Study resources
- Designing Typeahead Suggestion (Article) — The System Design Primer's worked example of a search autocomplete/typeahead system.
- System Design: Search Autocomplete (Video) — A practical walkthrough of designing a low-latency autocomplete system.
Part of
- System Design Interview Practice & Case Studies — section
- System Design roadmap — the full learning path