Top 30
Prep plan
Updated weekly · Last refresh Oct 17

Zillow Mobile Engineer Interview Questions

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

30questions
~5htotal time
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1
CodingStart here. 12 questions · ~120 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
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2
Software Architecture4 questions · ~40 min
Choosing MVVM, MVI, VIPERMedium

Tests your ability to select an architecture that fits the product needs and team constraints.

state managementtechnical discussionarchitectureZillow
iOS App Architecture OptionsMedium

Evaluates your architectural thinking for structuring iOS apps and managing complexity.

architectureZillow
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3
Technical Fundamentals3 questions · ~30 min
Memory Management and LeaksMedium

Tests your knowledge of mobile memory management and practical leak prevention techniques.

memory leaktechnical experienceZillow
Activity/View Lifecycle on InterruptMedium

Tests your understanding of mobile lifecycle behavior and state management under interruptions.

androidtechnicaltechnical experienceZillow
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4
Behavioral & Leadership9 questions · ~90 min
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5
More topics2 questions · ~20 min
Zillow-Grade Image Loading LibraryHard

Tests your ability to design performant caching and loading strategies for image-heavy mobile experiences.

performancecachingarchitectureZillow
Offline Sync for Saved HomesHard

Tests your ability to handle offline-first data consistency, conflict resolution, and sync reliability.

data consistencyarchitectureoffline syncZillow
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