Rejection After a SnapshotMap Problem

Snorkel AI rejection report. The interview problem was to implement a SnapshotMap. The prompt gave a fairly long background and API requirements, so the first step was to extract the core data model and operation semantics from the business description. The basic interfaces were put(k, v), get(k), and delete(k), extended with take_snapshot() and get(k, snap_id) to read a key's value from a histor…

Shared by a candidate · reported Sep 2026. Interview formats change; use it as a guide, not a script.