Interview questions

Design Features for Residual Volatility

Companies: Point72

Design Framework for Robust House-Price Prediction Model

Companies: Citadel

Design fraud detection across channels with unknowns

Companies: Amazon

Design hashtag recommender with cold start

Companies: Meta

Design leakage-free predictive maintenance pipeline

Companies: Roblox

Design Machine Learning Model for Facebook Groups Post Ranking

Companies: Meta

Design ML deployment with GitHub and Jenkins

Companies: Capital One

Design ML ranking for query suggestions

Companies: Etsy

Design multimodal deployment under compute limits

Companies: TikTok

Fine-Tuning & Alignment Techniques · MLOps & Model Serving

Design navigation-safety simulation parameters and experiments

Companies: Zoox

Probability · Sampling & Estimation

Design photo and listing quality models

Companies: Airbnb

Annotation & Label Quality · Ranking Models

Design Push-Notification System for Airport Surge Pricing

Companies: Upstart

Feature Engineering · Ranking Models

Design Real-Time Credit Card Fraud Detection System

Companies: TikTok

ML System Design · Supervised Learning

Design Real-Time Fraud Detection with XGBoost Model

Companies: Netflix

Feature Engineering · ML System Design

Design real-time live-stream recommendations

Companies: Twitch

Design recommendations objective balancing growth and monetization

Companies: TikTok

Design regression and classification ML pipelines

Companies: Citadel

Feature Engineering · Supervised Learning

Design robber detection from surveillance video

Companies: Capital One

Computer Vision · ML System Design

Design Siri-vs-GPT query routing

Companies: Apple

ML System Design · Model Evaluation

Designing an Evaluation Plan for a Generative AI Product Feature

Companies: Visa

AI Product Management · LLM Evaluation

Detail NLP preprocessing and n‑gram choices

Companies: Thumbtack