Dataford
Dataford
Top 17
Prep plan
Updated weekly · Last refresh Oct 17

Sunayu Data Scientist Interview Questions

The questions to prepare for a Sunayu Data Scientist interview. Questions from real interview reports rank first. Updated daily.

17questions
~2htotal time
Track your progressSign up free to work through all 17 questions and resume where you left off.
Start practicing free →
1
SQL & Data ManipulationStart here. 3 questions + 3 drills · ~54 min
Joining Large Datasets for Real-Time GraphsMedium

Tests ability to design scalable SQL/data-joining strategies for real-time graph analytics.

Sunayu
Handling Missing or Noisy DataMedium

Evaluates practical data cleaning and integrity safeguards in production pipelines.

data integritySunayu
SQL and Experiment Case StudyHard
Practice
Practice drill

Combine joins, aggregations, and window functions to compare conversion and order metrics across A/B test variants.

Joinssqldata validationInstacart
Top Users SQL QueryMedium
Practice
Practice drill

Count valid daily interactions and return the top three users using aggregation and deterministic ranking.

data cleaningDate FunctionsGroup By
Validating Data ModelsMedium
Practice
Practice drill

Validate policy model records against source transactions and identify data integrity failures before stakeholder review.

stakeholder communicationdata validationdata integrityLLegal & General
More SQL & Data Manipulation questions with a free account
2
Statistics & Probability3 questions · ~24 min
Statistical Significance in A/B TestsMedium

Assesses ability to communicate A/B testing validity using statistical significance.

CommunicationStatistical SignificanceA/B TestingSunayu
Sample Size for Small EffectsMedium

Assesses statistical reasoning for power and sample size in low-effect experiments.

Sample SizeA/B TestingSunayu
More Statistics & Probability questions with a free account
3
A/B Testing & Experimentation3 questions · ~24 min
Experiment Design for Decision-MakingMedium

Tests experimental design skills for measuring algorithm impact on user decisions.

experiment designSunayu
More A/B Testing & Experimentation questions with a free account
4
Behavioral & Leadership4 questions · ~32 min
More Behavioral & Leadership questions with a free account
5
More topics4 questions · ~32 min
Diagnose KPI Drop After ReleaseMedium

Diagnose a post-release KPI drop by separating instrumentation issues from real behavior changes and tracing the problem through the metric hierarchy.

KPILeading IndicatorsDiagnosisSunayu
Designing Product Metrics for AIMedium

Evaluates product sense in defining metrics that reflect value from AI-driven features at Sunayu.

Sunayu
Entity Resolution Success MetricsMedium

Assesses ability to define measurable quality metrics for entity resolution systems.

success metricsSunayu
More questions with a free account

Sign up to see every question

Create a free account to unlock this list and practice real interview questions.

Get my prep plan
The finish line: interview-readyComplete all 17 questions plus 3 hands-on drills to finish this plan.