Databricks Interview Question Bank
Databricks interviews are unusually bank-driven: candidates who know the recurring prompt families often recognize the round within the first few minutes. The loop mixes algorithmic coding with low-level systems and product-grounded design, then puts real weight on behavioral, hiring-committee, and reference signals after the technical rounds.
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Design Tic-Tac-ToeTop K Values per Key with MapReduceFirst Anagram OccurrencePath in a Fibonacci TreeGeneralized Tic-Tac-ToeOrdered CIDR FirewallReferral Credit TrackerTic-Tac-Toe Game Simulator with an Optional AI OpponentCount Encrypted Files in a Directory TreeDesign Hit CounterOptimal Commute GridCircuit Breaker Based Database Replica RoutingCustomer Revenue SystemFind the First Anagram OccurrenceIP Firewall Rule MatchingDesign an API QPS CounterGeneralized Tic-Tac-ToeKV Store with Sliding-Window Average LatencyFind the First Anagram SubstringDesign Tic-Tac-ToeDesign a Snapshot Set IteratorDesign Generalized Tic-Tac-ToeSnapshot Set IteratorGroup AnagramsCustomer Revenue System with Referrals and Top K QueryShortest Path in a Preorder-Labeled Fibonacci TreeShortest Path in a Fibonacci TreeOptimal CommuteIP CIDR Range QueryFile Encryption Tree Optimization