Top 21
Prep plan
Updated weekly · Last refresh Oct 17

Headway - Design & Development Data Analyst Interview Questions

The questions to prepare for a Headway - Design & Development Data Analyst interview. Questions from real interview reports rank first. Updated daily.

21questions
~3htotal time
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1
SQL & Data ManipulationStart here. 4 questions + 1 drill · ~47 min
Weekly Search to Booking ConversionMedium
Practice

Calculate weekly search-to-booking conversion for searches made when therapists were available.

Date FunctionsJoinsConversion RateHeadway - Design & Development
Window Function Appointment AnalysisMedium
Practice

Use window functions to find each patient's latest appointment and calculate the elapsed time since their prior booking.

Window FunctionsLag/LeadDate FunctionsHeadway - Design & Development
Optimize Slow Aggregation QueryHard

Tests performance troubleshooting and query optimization for large-scale healthcare datasets.

financial dataperformanceAggregationsHeadway - Design & Development
Month-Over-Month Retention for SMS UsersMedium
Practice
Practice drill

Calculate month-over-month SMS retention for Attentive users with monthly cohorts and follow-up activity.

Window FunctionsLag/LeadDate FunctionsAttentive
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2
Metrics3 questions · ~27 min
Therapist Matching KPI SelectionMedium

Tests KPI selection and measurement thinking for matching quality and operational efficiency.

KPILeading IndicatorsHeadway - Design & Development
Diagnose Provider Onboarding Drop-OffMedium

Tests structured investigation, segmentation, and causal reasoning for onboarding funnel changes.

Cancellation RateDiagnosisCohort AnalysisHeadway - Design & Development
Baseline Metric Without HistoryMedium

Tests experimental design and metric baselining when prior data is unavailable.

KPIDiagnosisHeadway - Design & Development

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3
Behavioral & Leadership13 questions · ~119 min
Owning a Submitted Analysis ErrorEasy

Tests ownership, self-awareness, and communication when a candidate finds a mistake in their own completed analysis.

failureOwnershipaccountabilityHeadway - Design & Development
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4
More topics1 question · ~9 min
A/B Test for Search FilterMedium

Tests experiment design, metric selection, and control of confounding factors in A/B testing.

experiment designGuardrail MetricsSample SizeHeadway - Design & Development
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