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Intercom AI Engineer Interview Questions

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

50questions
~10htotal time
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1
CodingStart here. 12 questions · ~140 min
Assign Tasks to Least Busy AgentMedium
Practice

Assign Intercom tasks to the least busy capacity-aware agent using a heap and deterministic tie-breaking.

IIntercom
Load-Balanced Assignment CodingHard
Practice

Assign Intercom Inbox conversations to eligible teammates using weighted capacity, skill matching, and greedy utilization balancing.

load balancingIIntercom
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2
Generative AI & LLMs10 questions · ~116 min
Approach LLM Fine-Tuning for TasksMedium

Explain a practical approach to fine-tuning an LLM for a specific task, including data, evaluation, and hallucination risks.

Prompt EngineeringLLM EvaluationFine-TuningIIntercom
Fix Hallucinations in RAG AnswersEasy

Reduce hallucinations in a RAG system even when retrieval is already correct, using grounding, verification, and evaluation.

IIntercom
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3
System Design13 questions · ~151 min
Design an LLM Serving PlatformHard

Design an LLM serving system that balances latency, cost, scalability, and safety for production traffic.

Cold StartFeature StoreModel ServingIIntercom
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4
NLP5 questions · ~58 min
Embeddings Trade-offs for SupportMedium

Tests understanding of embedding model trade-offs for accurate, fast retrieval in Intercom-style support search.

Trade-offsIIntercom
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5
Model Evaluation4 questions · ~47 min
Production LLM Performance EvaluationMedium

Assesses how you define metrics, instrumentation, and evaluation loops for production LLMs.

production environmentIIntercom
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6
Behavioral & Leadership3 questions · ~35 min
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7
More topics2 questions · ~23 min
API Ingestion With Rate LimitsEasy

Discuss integrating a third party API into a pipeline and handling rate limits without duplicating or losing data.

ToolsIdempotencyDependenciesIIntercom
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