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Prep plan
Updated weekly · Last refresh Nov 11

Waymo Software Engineer Interview Questions

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

50questions
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1
System DesignStart here. 13 questions · ~141 min
Rate Limiter DesignHard

Design a low-latency distributed rate limiter with adaptive abuse detection and reliable enforcement.

system designlow latencydistributed systemsWaymo
Design an Elevator Dispatch SystemHard

Design an elevator dispatch system that predicts demand, assigns cars, and adapts to changing traffic patterns in real time.

Feature StoreRetrievalModel ServingWaymo
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2
Coding13 questions · ~141 min
Generate All N Queens Board PlacementsHard
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Generate every valid N-Queens board using recursive backtracking with row, column, and diagonal constraints.

ArraysData StructuresAlgorithmsWaymo
Identify and Rewrite BugsHard
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Recently asked

Identify iterator, bounds, empty-input, and memory bugs, then safely prune out-of-range Waymo obstacle readings.

code analysisArraysDebuggingWaymo
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3
Execution11 questions · ~119 min
Use HIL for Technical ChallengesHard
Recently asked

Explain how you would use hardware-in-the-loop testing to identify, prioritize, and resolve technical challenges during execution.

Executionhilcross-functional executionWaymo
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4
Pipelines6 questions · ~65 min
Simulation for Autonomous SystemsHard
Recently asked

Tests experience building and using simulation to validate autonomy behavior and regressions.

InfrastructureETLBatch ProcessingWaymo
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5
Behavioral & Leadership4 questions · ~43 min
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6
More topics3 questions · ~33 min
Explaining Architecture Trade-offs ClearlyMedium
Recently asked

Tests technical ownership and communication through a concrete architecture decision, with emphasis on trade-offs, judgment, and lessons learned.

Trade-offsrecent projectstechnical experienceWaymo
TensorFlow or JAX ExperienceMedium
Recently asked

Evaluates your familiarity with modern ML frameworks relevant to Waymo’s ML stack.

Waymo
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