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TELUS Digital AI Community Interview Questions

The questions to prepare for TELUS Digital AI Community interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

50questions
~8htotal time
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1
CodingStart here. 5 questions · ~46 min
2
SQL & Data Manipulation4 questions + 2 drills · ~57 min
3
Metrics4 questions · ~37 min
Investigate User Engagement DeclineMedium

Investigate a 15% engagement decline by decomposing the metric, isolating root causes, and proposing actions.

RetentionDiagnosisEngagement MetricsTELUS Digital AI Community
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4
A/B Testing & Experimentation3 questions · ~28 min
Common Pitfalls in Experiment ResultsHard

Identify the main pitfalls that can distort A/B test interpretation and explain how to guard against them.

PeekingNovelty EffectSample Ratio MismatchTELUS Digital AI Community
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5
Machine Learning4 questions · ~37 min
Prevent Overfitting in ML ModelsEasy

Explain how to reduce overfitting using regularization, validation, and model selection.

Cross-ValidationBias-Variance TradeoffRegularizationTELUS Digital AI Community
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6
System Design5 questions · ~46 min
Design an LLM Serving PlatformHard

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

Cold StartFeature StoreModel ServingTELUS Digital AI Community
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7
More topics25 questions · ~230 min
Tell Me About YourselfEasy

Tests your ability to deliver a clear, relevant introduction tailored to the role at Aqr.

Competitive AnalysisGo-to-MarketTELUS Digital AI Community
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 ManagementTELUS Digital AI Community
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The finish line: interview-readyComplete all 50 questions plus 2 hands-on drills to finish this plan.