Interview questions
Preparing for a data engineering interview at Expedia? This page contains 15 real interview questions sourced from verified Expedia interview experiences. Questions are sorted by frequency — the ones asked most often appear first.
Expedia data engineering interviews typically focus on System Design/Architecture, Python/Coding, and Behavioral. The interview bar skews toward harder problems (10 hard vs. 5 easy), suggesting emphasis on depth and system-level thinking.
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How do you handle disagreements within a team?
Explain the trade-offs between batch and real-time data processing. Provide examples of when each is appropriate.
How do you manage tight project delivery timelines in a team environment?
What are your expectations from the next job role?
Design a solution to generate unique device names from a list of IoT devices.
Given the Infix, Prefix, or Postfix notation of an expression, write the code to compute the final result.
Implement an algorithm to find the longest ordered subsequence of vowels in a given string.
Solve for the Kth smallest element in a Binary Search Tree.
Consolidate hotel reviews and create a dashboard. Design a data model for the reviews.
Conceptualize and design a real-time streaming data pipeline end-to-end.
Build a banking system architecture from scratch, highlighting critical workflows, scalability, and data management strategies.
Demonstrate system design principles applied to BI solutions.
Design a project architecture visually and explain key components.
Discuss the deployment process for real-time applications using CI/CD pipelines.
Explain project architecture, technical contributions, and value delivered.
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