Interview questions

Detect Data Leakage in Supervised Learning Pipelines

Companies: Boston Consulting Group

ML Coding · Supervised Learning

Detect Overfitting or Underfitting in Logistic Regression Models

Companies: Google

ML Fundamentals · Regression & Statistical Modeling

Detecting and Containing LLM Hallucinations in a Customer-Facing AI Product

Companies: Google

AI Product Management · LLM Applications

Determine Features for Effective Hashtag Recommendations

Companies: Meta

Determine When a Quadratic Has Finite Minimum

Companies: Citadel

Develop a Restaurant-Recommendation Engine with Logistic Regression

Companies: Meta

Develop Dynamic-Pricing Algorithm for Lyft Balancing Key Factors

Companies: Lyft

Business Case Analysis · ML System Design

Diagnose a Production Classifier and Defend Its Systems Design

Companies: SpaceX

Diagnose a PyTorch Training Bottleneck from Profiler Traces

Companies: Imc

Debugging · ML Coding

Diagnose and fix flawed model fit

Companies: Google

Diagnose and fix linear regression assumption breaks

Companies: Citibank

Regression & Statistical Modeling · Sampling & Estimation

Diagnose and fix underperforming ML model

Companies: Amazon

ML Fundamentals · Model Evaluation

Diagnose Bias and Variance Across KNN and Regularized Models

Companies: Cargurus

Diagnose Bias–Variance Trade-off in Supervised Learning

Companies: Amazon

ML Fundamentals · Probability

Diagnose location-sorted recommender causing revenue drop

Companies: Uber

Diagnose Multicollinearity in Flight Delay Prediction Model

Companies: Capital One

Feature Engineering · Regression & Statistical Modeling

Diagnose outliers and influence in linear regression

Companies: Citadel

Model Evaluation · Regression & Statistical Modeling

Diagnose overfitting from error curves

Companies: Zest Ai

Diagnose overfitting, DenseNet, preprocessing, CV

Companies: NVIDIA

Diagnose Strong Validation and Weak Production Performance

Companies: Bridgewater

Differentiate Overfitting and Underfitting in Machine Learning

Companies: Boston Consulting Group