Koah Labs interview

koah labs interview 3 rounds r1 project / resume deep dive r2 45 min technical interview. tf-idf building like some basic search engine. input / output style, you're given definitions and can also look up stuff. can decide implementation details. r3 1 hour system design. basically build koah labs. they explain how it works and u go high level walkthrough on how you'd build such a system & infra, then go more micro level.