Interview questions

Optimize Nearest-Center Assignment Without Materializing NxKxD Distances

Companies: Mistral AI

Memory Management · ML Coding

Optimize precision–recall under class imbalance

Companies: Amazon

Business Case Analysis · Model Evaluation

Optimize Predictive Analytics: Feature Engineering to Model Evaluation

Companies: Amazon

Optimize Surge Notifications for Rideshare Drivers

Companies: Uber

Geo & Delivery Systems · Ranking Models

Optimize XGBoost for Predicting Marketing Outcomes

Companies: Amazon

Perform no-intercept linear regression from two datasets

Companies: Two Sigma

Pandas & Python Data · Regression & Statistical Modeling

Personalize Ad Delivery Using Machine Learning Techniques

Companies: TikTok

Pick a Number 1-100 Where the Higher Pick Pays a 10-Point Penalty: Optimal Strategy

Companies: Jane Street

Probability · Puzzles & Brainteasers

Plain-Language Explanation of How AI Works for an Older, Non-Technical Listener

Companies: SoFi

Communication & Stakeholders

Plan How Raw Text Becomes LLM Training Data: Filtering, Dedup, Mixing, Evaluation

Companies: NVIDIA

AI Product Management · ETL & Data Pipelines

Precision vs Recall in Practice: Lowering False Alarms and Misses in an AI Feature

Companies: Palo Alto Networks

AI Product Management · Model Evaluation

Predict a Company's Stock Price from Six Years of Web Search Logs

Companies: Two Sigma

Feature Engineering · Time Series & Forecasting

Predict and act on contract renewal risk

Companies: Google

Feature Engineering · Supervised Learning

Predict bike demand and avoid overfitting

Companies: Two Sigma

Feature Engineering · ML Fundamentals

Predict Bike Dock Demand

Companies: Two Sigma

Feature Engineering · Time Series & Forecasting

Predict Customer Churn with Machine Learning Workflow

Companies: TikTok

Predict driver acceptance

Companies: Uber

Predict Five-Minute Returns from Order-Book Data

Companies: Tower

Predict Monthly Job-Change Risk (Discrete-Time Survival Setup) Context You are building a monthly model to predict the probability that a LinkedIn mem...

General practice

Predict Next-Period Conversion Rate Using Historical Campaign Data

Companies: Walmart Labs

Predict Seller Intent From Subscription Data

Companies: Squarespace