Top 21
Prep plan
Updated weekly · Last refresh Aug 30
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Scotiabank AI Engineer Interview Questions

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

21questions
~3htotal time
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1
CodingStart here. 5 questions · ~45 min
Cosine Similarity for EmbeddingsEasy
Practice

Compute cosine similarity between two embedding vectors while handling zero vectors and high-dimensional inputs.

function implementationSScotiabank
Optimizing Large-Scale Vector SearchHard

Assesses your ability to improve performance and scalability for vector similarity search.

Vector SearchoptimizationSScotiabank
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2
System Design5 questions · ~45 min
Design an LLM Serving PlatformHard

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

Cold StartFeature StoreModel ServingSScotiabank
Real-Time Credit Risk SystemHard

Tests your system design skills for combining predictive and generative components under real-time constraints.

SScotiabank
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3
Generative AI & LLMs5 questions · ~45 min
RAG to Reduce HallucinationsMedium

Tests your ability to build retrieval-augmented generation that improves factuality for financial content.

SScotiabank
LLM Metrics for ChatbotsMedium

Assesses whether you can define evaluation metrics aligned to customer experience and operational risk.

performanceLLM EvaluationSScotiabank
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4
Behavioral & Leadership4 questions · ~36 min
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5
More topics2 questions · ~18 min
Embeddings for RecommendationsMedium

Assesses your approach to using embeddings to improve recommendation relevance and ranking.

implementationSScotiabank
LLM Evaluation Metrics for ProductionMedium

Evaluates how you measure and validate LLM quality, reliability, and user impact in production.

strategiesproductionSScotiabank
The finish line: interview-readyComplete all 21 questions to finish this plan.