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Prep plan
Updated weekly · Last refresh Aug 30

University of Washington Software Engineer Interview Questions

The questions to prepare for a University of Washington Software Engineer interview. Questions from real interview reports rank first. Updated weekly.

38questions
~6htotal time
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1
CodingStart here. 10 questions · ~91 min
Linked List ReversalEasy
Practice

Reverse a singly linked list in-place using iterative pointer manipulation.

RecursionLinked ListsArraysUniversity of Washington
Find Missing Number in RangeEasy
Practice

Use arithmetic to find the missing number in an array containing distinct values from 0 to n.

MathArraysGreedyUniversity of Washington
Object-Oriented vs Functional ProgrammingEasy

Compare object-oriented and functional programming in terms of state, abstraction, side effects, and design tradeoffs.

LanguagestechnicalProgrammingUniversity of Washington
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2
System Design5 questions · ~46 min
Design a Personalized Recommendation RankerHard

Design a personalized recommendation system that turns user preferences into ranked suggestions with retrieval, ranking, and feedback loops.

RetrievalTwo-Tower ModelsRecommendation SystemsUniversity of Washington
Design Cold Start RecommendationsHard

Design a recommendation system strategy for new users and new items when interaction history is sparse or missing.

Cold StartFeature StoreRecommendation SystemsUniversity of Washington
Design Feature Drift Monitoring SystemHard

Design a production ranking system with robust feature drift monitoring across batch and real-time features at high QPS.

Feature StoreFeature DriftModel ServingUniversity of Washington
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3
Execution5 questions · ~46 min
Balance Debt Against Feature DeliveryMedium

Explain how you would balance technical debt reduction with feature delivery when stakeholders want visible progress but engineering risk is rising.

Trade-offsRisk AssessmentScope ManagementUniversity of Washington
Choosing a Technology StackMedium

Tests technology evaluation, constraints handling, and justification of engineering trade-offs.

Trade-offsRisk AssessmentScope ManagementUniversity of Washington
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4
Behavioral & Leadership18 questions · ~164 min
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