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Updated weekly · Last refresh Oct 17

T Mobile Us Risk Analyst Interview Questions

The questions to prepare for a T Mobile Us Risk 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 + 2 drills · ~54 min
Join Subscriber Demographics to BillingMedium
Practice

Join T-Mobile US subscriber demographics to monthly billing records and represent missing demographic or billing values consistently.

missing valuesnull handlingJoinsT Mobile Us
Rolling 30-Day Default RateHard

Tests advanced SQL window function ability and risk metric construction.

Window Functionsfinancial dataRunning TotalsT Mobile Us
CTE vs Subquery PerformanceMedium

Tests query optimization understanding for large-scale risk datasets.

SubqueriesPerformance TuningCTEsT Mobile Us
Deduplicate Large Transaction TableMedium
Practice
Recently asked
Practice drill

Identify and delete duplicate transactional records while preserving the earliest record without using temporary tables.

data cleaninglarge datasetssqlT Mobile Us
SQL Proficiency and PracticeMedium
Practice
Practice drill

Demonstrate SQL proficiency by summarizing completed consultant assignments, project counts, workload totals, and workload bands.

JoinsData Manipulationtechnical challengeSailPoint TechnologiesSEIDORT Mobile Us
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2
Behavioral & Leadership12 questions · ~103 min
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3
More topics5 questions · ~43 min
Credit Modeling and Retro AnalysisHard

Assesses scenario-based modeling and decisioning for credit risk at T Mobile Us.

modelingT Mobile Us
Metrics for Fraud Rule FrictionMedium

Tests metric selection and balancing fraud reduction with customer experience.

customer experienceT Mobile Us
Validate Third-Party Data ImpactHard

Tests statistical validation, model evaluation, and evidence-based adoption of new data sources.

SamplingBiasmodel validationT Mobile Us
Investigate Subscriber Default SpikeHard

Tests structured root-cause analysis and prioritization for credit and default risk.

root causeProblem Solvingcredit riskT Mobile Us
Experiment for Credit-Check ThresholdHard

Tests experimental design, causal thinking, and safe rollout planning for risk policy changes.

experiment designHypothesis TestingA/B TestingT Mobile Us

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