Top 21
Prep plan
Updated weekly · Last refresh Oct 6

First Republic Quantitative Analyst Interview Questions

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

21questions
~3htotal time
Track your progressSign up free to work through all 21 questions and resume where you left off.
Start practicing free →
1
Machine LearningStart here. 8 questions · ~64 min
Evaluate Model for ProjectMedium

Assesses your approach to model evaluation, metrics, and validation strategy.

Model EvaluationFirst Republic
Machine Learning Concepts and MetricsHard

Assesses your understanding of core ML concepts and classification evaluation.

First Republic
Logistic vs Linear Regression UseMedium

Assesses ability to choose appropriate regression methods based on problem type and output.

linear regressionFirst Republic
More Machine Learning questions with a free account
2
SQL & Data Manipulation4 questions + 3 drills · ~62 min
Complex SQL Join QueryMedium

Assesses ability to write correct SQL for multi-table joins and targeted filtering.

JoinssqlFirst Republic
Optimize a Slow SQL QueryHard

Tests deep SQL performance troubleshooting skills, including indexing, query plans, and execution bottlenecks.

Performance Tuningdatabase managementFirst Republic
Missing Values and OutliersMedium

Evaluates data preprocessing choices for robustness and model readiness at scale.

missing valuesdata cleaningoutliersFirst Republic
Top 10% Clients by VolumeMedium
Practice
Practice drill

Calculate client transaction volume for the previous completed quarter and return the top 10% using deterministic ranking.

Window FunctionsDate Functionsfinancial dataFirst Republic
Data Cleaning and Join DifferencesMedium
Practice
Practice drill

Clean inconsistent customer and order data, then demonstrate why a LEFT JOIN preserves customers without valid orders.

missing valuesdata cleaningJoinsDeloitte
ETL, Data Cleaning, and SQLMedium
Practice
Practice drill

Clean staged customer events and return valid records with invalid-row reasons using joins and CASE logic.

data cleaningJoinsETLSnowflake Computing
More SQL & Data Manipulation questions with a free account
3
Behavioral & Leadership7 questions · ~56 min
More Behavioral & Leadership questions with a free account
4
More topics2 questions · ~16 min
Time Series Model AssumptionsHard

Tests your ability to validate time series modeling assumptions and choose appropriate diagnostics.

assumptionsTime SeriesFirst Republic
OLS Dependent Variable RangeMedium

Assesses your understanding of OLS regression requirements and edge cases in data.

statisticsFirst Republic

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 21 questions plus 3 hands-on drills to finish this plan.