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.
116
questions
Last updated
Before you start
Showing 35 of 35
OJ Problems
practice in the online judgeFind 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 OptimizationSnapshot Set IteratorString Index Partition Mapping (Minimum Partitions after Deletion)Grid BFS: choose best travel mode by shortest time then lowest costUniformly sample edges to connect n connected components into one connected graphGrid pathfinding with time & cost optimality (BFS / shortest path variant)Implement Gradient Descent for Linear Regression (MSE) and debug convergenceRemove an interval by index and simplify (merge) cover intervalsImplement Linear Regression with Gradient Descent from ScratchDesign and Implement a Lazy Array with Testable LazinessKV Cache with Hit CountFastest Transportation Mode in a Grid (Time-first, Cost-tiebreak)Design an In-Memory KV Store with a Hit CounterImplement a Lazy Array (Deferred Evaluation)