Affirm Quantitative Analyst Interview Questions

The questions to prepare for a Affirm Quantitative Analyst interview. Questions from real interview reports rank first. Updated daily.

26questions

~4htotal time

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SQL & Data ManipulationStart here. 6 questions · ~56 min

Calculate six-month Affirm loan retention by monthly customer cohort using CTEs, date arithmetic, joins, and aggregation.

Cohort Default Rate SQLMedium

Practice

Calculate six-month Affirm loan cohort default rates using a CTE, LEFT JOIN, date filtering, and conditional aggregation.

sql queryCohort Analysis

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Machine Learning13 questions · ~122 min

Explain how to choose between a simpler interpretable model and a more accurate black-box model.

Trade-Offs Between Credit ModelsMedium

Evaluates your ability to compare modeling approaches for credit risk decisions.

Trade-offsModel Evaluation

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Behavioral & Leadership3 questions · ~28 min

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More topics4 questions · ~38 min

Portfolio Risk Balancing Across MaturitiesHard

Evaluates your approach to portfolio construction and risk balancing across maturities.

Risk Management

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Macroeconomic Impact on LoansMedium

Evaluates your approach to causal or statistical inference for credit outcomes.

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Fraud Pattern Detection with PythonMedium

Tests your ability to build and validate fraud detection features and workflows.

fraud detectionData Analysispython

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Feature Impact on ConversionMedium

Tests your statistical approach to causal measurement of product changes.

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