eBay Interview Question Bank
eBay interviews vary markedly by team, from practical code review and product implementation to algorithms and distributed-system design. Candidates may also be assessed on language-specific fluency and detailed discussion of previous projects.
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Maximum Size Subarray Sum Equals KLongest Palindromic SubstringDaily TemperaturesContainer With Most WaterValid NumberSearch in Rotated Sorted ArrayFind the K Smallest Elements from Multiple Sorted ArraysChinese Chess Horse Reachability with Blocked LegsPattern Matching with Question Mark and Dot WildcardsSliding Window MaximumTwo SumRandomly Assign Ads to Browser Positions with Per-Ad Frequency Caps (Per User)Unique Word Abbreviation (Design)Course Schedule / Topological SortTop-K Co-Occurring Products in Sessions (Recommendation by Frequency)Count Subtrees with Height-Diff ≤ 1 and Even SumMaximum Length Balanced Subarray (Equal Sum Halves)Build a Simplified Image–Text Retrieval Training and Evaluation PipelineValidate US Phone Numbers with Regular ExpressionDebug a Given Program (fix a single bug without changing structure)Design a Bitmap Block Allocator (continuous allocation, holes counting)Balloon ExplosionCount Difference in Uppercase and Lowercase LettersMinimum Meeting Rooms Required for Overlapping Meetings