Interview questions

Assemble a RAG Pipeline From Provided Python Interfaces and Explain Retrieval

Companies: Visa

Embeddings & Vector Search · Retrieval-Augmented Generation

Audit and Extend a Time-Series ML Pipeline

Companies: Voleon

Debugging · ML Data Pipelines & Feature Stores

Auditing a Dataset for Sampling, Measurement and Label Bias Before Relying on It

Companies: Genentech

Fairness & Bias · Sampling & Estimation

Bias-Variance Tradeoff and Vanishing Gradients in Feedforward Networks

Companies: Pinterest

ML Fundamentals · Neural Networks & Training

Bounds on the Probability of Rain on at Least One Weekend Day

Companies: Jane Street

Build a baseline linear regression pipeline

Companies: Citadel

Feature Engineering · Regression & Statistical Modeling

Build a Bayes classifier for reviewer types

Companies: Meta

Build a Churn Prediction Model

Companies: Gusto

Build a Data-Cleaning and Machine-Learning Pipeline Without Leakage

Companies: Quantbot Technologies

Data Cleaning & Wrangling · Feature Engineering

Build a defensible ML pipeline end-to-end

Companies: Thumbtack

Build a fraud detection model

Companies: Shopify

Feature Engineering · ML System Design

Build a Heart Disease Baseline

Companies: Hudson River Trading

Data Cleaning & Wrangling · Supervised Learning

Build a Housing Price Prediction Model from Historical Data

Companies: Two Sigma

Build a late-delivery risk model

Companies: DoorDash

Feature Engineering · Supervised Learning

Build a leak-free sklearn pipeline

Companies: Boston Consulting Group

Build a model to infer home vs office vs public

Companies: Meta

Build a model to predict wine quality

Companies: Evenup

Feature Engineering · Supervised Learning

Build a package-allocation model for couriers

Companies: Amazon

Build a Payment Fraud Detection Model

Companies: Adyen

ML System Design · Model Evaluation

Build a predictive model from TurboTax sample data

Companies: Intuit

Feature Engineering · Supervised Learning

Build a real-time ATO model

Companies: PayPal