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Design web crawler for 1000 devices

LyftSoftware Engineer · Onsite

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This interview question evaluates requirements, scale assumptions, API/data design, architecture, trade-offs, failure modes, and rollout in a realistic interview setting. A strong answer for Design web crawler for 1000 devices states assumptions, handles edge cases, explains trade-offs, and shows how to validate the result clearly.

Question

Design a web crawler that starts from a single link and distributes crawling across 1,000 different devices; address coordination, load balancing, fault tolerance, and scalability follow-ups