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Updated weekly · Last refresh Aug 30

ElevenLabs Software Engineer Interview Questions

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

50questions
~7htotal time
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1
CodingStart here. 18 questions · ~158 min
Detect Cycle in Linked ListEasy
Practice

Use Floyd’s two-pointer algorithm to determine whether a singly linked list contains a cycle.

Hash TablesLinked ListsTwo PointersElevenLabs
Sorting Algorithm and ComplexityEasy
Practice

Implement merge sort in Python and explain why it runs in O(n log n) time.

RecursionArraysSortingElevenLabs
Explaining a Live Coding SolutionEasy

Explain how to present an array/hash-table coding solution clearly in a live interview, from clarification to testing.

Hash TablesArraysSortingElevenLabs
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2
Execution17 questions · ~149 min
Speed vs Maintainability Trade-offMedium

Describe how you balanced fast delivery against technical debt, including stakeholder alignment, scope decisions, and risk management.

Trade-offsRisk AssessmentScope ManagementElevenLabs
Balancing Speed Quality and ScopeHard

Describe a time you had to choose between speed, quality, and scope, and how you aligned stakeholders around the trade-off.

Trade-offsRisk AssessmentScope ManagementElevenLabs
Choose Monolith or MicroservicesMedium

Evaluate the execution trade-offs between monoliths and microservices and explain how you would choose the right approach.

Trade-offsRisk AssessmentScope ManagementElevenLabs
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3
System Design10 questions · ~88 min
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 ServingElevenLabs
Design Online and Batch ML ServingHard

Design an ML serving stack for an AI voice product that mixes batch precomputation with low-latency online inference.

Feature StoreRetrievalModel ServingElevenLabs
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4
Behavioral & Leadership5 questions · ~44 min
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