Hiring: Senior Machine Learning Engineer II, Ads Response Prediction Company: Instacart Location: United States Job Posted Time: 2026-09-11 18:08:23 Target Skills & Keywords : Data Pipeline, LLM, MLOps, Machine Learning, SAFe, Spark, Transformers, dbt About the job Required Skills: •Lead research and development of pCTR and conversion prediction models, with a focus on improving calibration, reducing training data biases (selection bias, position bias, optimizer’s curse), and advancing model accuracy across Instacart’s ads surfaces. •Design and implement debiasing techniques such as Mixed Negative Sampling (MNS), Inverse Propensity Weighting (IPW), counterfactual risk minimization, and calibration methods (Platt scaling, isotonic regression) to address systematic prediction biases. •Contribute to the next-generation Multi-Domain Multi-Task (MDMT) model architecture, incorporating innovations like Mix Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!