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Prep plan
Updated weekly · Last refresh Oct 17

Expedia Group Software Engineer Interview Questions

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

50questions
~12htotal time
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1
CodingStart here. 18 questions · ~258 min
Coin Change WaysHard
Practice

Count unordered ways to form a target sum from unlimited coin values using one-dimensional dynamic programming.

combinatoricsDynamic ProgrammingAlgorithmsExpedia Group
Pow ModuloMedium
Practice

Compute a^b modulo C using binary exponentiation in O(log b) time and O(1) space.

Bit ManipulationAlgorithmsedge casesExpedia Group
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2
System Design18 questions · ~258 min
Temperature Data StoreHard

Design a temperature data structure supporting streaming writes and efficient city-average queries.

high-frequency requestsdesigndata streamsExpedia Group
Design Support Rotation CalendarHard

Design a reliable support rotation calendar with vacation handling and primary-secondary escalation.

distributed systemsnotification systemdesignExpedia Group
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3
SQL & Data Manipulation4 questions + 2 drills · ~77 min
Fourth Highest Salary in SQLMedium
Practice

Identify every employee earning the fourth-highest distinct non-NULL salary using PostgreSQL ranking.

Data Manipulationsqldatabase queryingExpedia Group
SQL Search QueriesMedium
Recently asked

Evaluates SQL query-writing skills for search-style problems.

databasesqlExpedia Group
SQL for User Booking DataEasy
Practice
Recently asked
Practice drill

Extract one ordered record per booking with user, date, destination, status, and amount fields.

JoinsData ManipulationData WranglingExpedia Group
SQL for Weekly PerformanceMedium
Practice
Practice drill

Use joins, weekly aggregation, and LAG to measure Clear location performance and week-over-week transaction changes.

Window FunctionsDate FunctionsAggregationsClearApex SystemsCisco Restaurant + Bar
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4
Technical Fundamentals3 questions · ~43 min
Stack vs QueueEasy
Recently asked

Tests the difference between Stack and Queue, especially access order and common use cases.

Language FeaturesJVM InternalsData StructuresExpedia Group
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5
Behavioral & Leadership5 questions · ~72 min
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6
More topics2 questions · ~29 min
Your Strengths and WeaknessesEasy
Recently asked

Give a specific, self-aware account of your strengths and weaknesses, supported by relevant examples and improvement actions.

Trade-offsSuccess CriteriaExecutionExpedia Group
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The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.