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Updated weekly · Last refresh Aug 30

Zillow Mobile Engineer Interview Questions

The questions to prepare for a Zillow Mobile Engineer interview. Questions from real interview reports rank first. Updated weekly.

35questions
~5htotal time
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1
CodingStart here. 12 questions · ~110 min
Merge Overlapping IntervalsMedium
Practice

Sort intervals by start time, then merge overlapping ranges into a minimal non-overlapping list.

ArraysSearchingSortingZillow
Maximum Sum Contiguous SubarrayEasy
Practice

Use Kadane's algorithm to find the contiguous subarray with the largest sum in linear time.

Dynamic ProgrammingArraysGreedyZillow
Custom Hash TableHard

Tests your understanding of hashing, collision resolution, and dynamic resizing tradeoffs.

Hash TablesZillow
Non-Blocking Dynamic UI ComponentHard

Tests your ability to build responsive UI components and avoid main-thread performance issues.

performancestate managementZillow
iOS Feature Development ApproachMedium

Tests your ability to translate product requirements into iOS implementation and UI work.

ui componentZillow
Thread-Safe LRU CacheHard

Tests your ability to design concurrent data structures and enforce eviction correctness.

Linked ListscachingHeapZillow
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2
Behavioral & Leadership23 questions · ~210 min
Resolving a Complex Production BugEasy

Tests ownership during production incidents, structured root-cause analysis, and whether the candidate drives durable prevention after the immediate fix.

impactOwnershipDebuggingZillow
Balancing Quality Against Delivery PressureMedium

Tests ownership and prioritization in managing code quality and technical debt without sacrificing delivery.

CommunicationOwnershipPrioritizationZillow
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The finish line: interview-readyComplete all 35 questions to finish this plan.