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Didi Chuxing Interview Questions

The questions to prepare for Didi Chuxing interviews, across all roles. Questions from real interview reports rank first. Updated weekly.

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1
SQL & Data ManipulationStart here. 5 questions · ~54 min
2
Coding5 questions · ~54 min
Reverse a StringEasy
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Reverse a string using a two-pointer swap approach and explain the trade-off between in-place and copied results.

RecursionArraysStringsDidi Chuxing
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3
Metrics5 questions · ~54 min
Investigate User Engagement DeclineMedium

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

RetentionDiagnosisEngagement MetricsDidi Chuxing
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4
Product Sense5 questions · ~54 min
Prioritize User Problems with DataMedium

Framework for using product data to identify and prioritize the user problem that should be solved first.

Feature PrioritizationUser NeedsPain PointsDidi Chuxing
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5
A/B Testing & Experimentation5 questions · ~54 min
Discovery UI Metrics and GuardrailsMedium

Define primary and guardrail metrics for a discovery UI test, with power, MDE, and a pre-registered analysis plan.

ExperimentationGuardrail MetricsA/B TestingDidi Chuxing
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6
Machine Learning4 questions · ~43 min
Supervised vs Unsupervised LearningEasy

Explain how supervised and unsupervised learning differ, and ground the distinction in a practical ML example.

Unsupervised LearningFeature EngineeringBias-Variance TradeoffDidi Chuxing
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7
More topics21 questions · ~225 min
Handle Conflict Within Your TeamEasy

Explain how you handle team conflict while keeping delivery on track and maintaining trust across stakeholders.

Trade-offsRisk AssessmentScope ManagementDidi Chuxing
Interpreting P Values in TestingEasy

Explain what a p-value means in hypothesis testing and how it relates to statistical significance.

Hypothesis TestingStatistical SignificanceP-ValuesDidi Chuxing
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