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Updated weekly · Last refresh Oct 17

Expedia Group Mobile Engineer Interview Questions

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

28questions
~4htotal time
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1
CodingStart here. 13 questions · ~117 min
Securely Handle Sensitive DataMedium

Explain how to protect sensitive data in mobile code using hashing, encryption, and safe string handling.

Hash TablesArraysStringsExpedia Group
Swift vs Objective-C DifferencesEasy

Compare Swift and Objective-C across syntax, safety, interoperability, and runtime behavior.

RecursionHash TablesArraysExpedia Group
Choosing Third-Party FrameworksMedium

Evaluates framework selection criteria and unit test strategy.

Expedia Group
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2
Behavioral & Leadership11 questions · ~99 min
Optimizing a Production Mobile BottleneckEasy

Tests ownership and prioritization in fixing a real mobile production performance issue, with emphasis on diagnosis, trade-offs, and measurable user impact.

CommunicationOwnershipPrioritizationExpedia Group
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3
More topics4 questions · ~36 min
Analyzing an Underperforming FeatureMedium

Tests data-driven diagnosis and prioritization for improving mobile product outcomes.

Feature PrioritizationUser NeedsPain PointsExpedia Group
SQL and Business Case for MobileMedium

Tests ability to reason with data and connect metrics to mobile product decisions.

KPIsLeading IndicatorsDiagnosisExpedia Group
Unit Testing ImportanceEasy

Tests understanding of testing strategy and quality practices for mobile engineering.

CommunicationLeadershipOwnershipExpedia Group
Designing a Mobile FeatureMedium

Tests product thinking and technical tradeoffs when building Expedia Group mobile features.

Feature PrioritizationUser NeedsUse CasesExpedia Group

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