Senior Machine Learning Engineer, Ads Response Prediction

📋 Description

• Own and execute research and development of pCTR and conversion prediction models, with a focus on
• Design and implement debiasing techniques such as Mixed Negative Sampling (MNS), Inverse Propensity
• Contribute to the next-generation Multi-Domain Multi-Task (MDMT) model architecture, incorporating
• Contribute to sequence modeling initiatives including the TIGER generative retrieval system and
• Collaborate with the broader ML community in the company on the path toward Foundation Models using
• Formulate and scope ambiguous modeling problems within your project scope from first principles.

🎯 Requirements

• Master's or PhD in machine learning, statistics, computer science, information retrieval, or a
• 3+ years of combined academic and industry experience (including PhD research) applying ML to
• Deep understanding of CTR/conversion prediction modeling, including familiarity with architectures
• Strong foundation in causal inference, counterfactual reasoning, and training data bias mitigation.
• Proficiency in Python and deep learning frameworks (PyTorch, TensorFlow, JAX). Fluency in data
• Track record of formulating ambiguous problems into well-scoped ML research directions and

🎁 Benefits

• Competitive salary and equity (new hire and annual refresh grants)
• Comprehensive benefits offerings (as described in Instacart's benefits page)
• Flexible remote work (Flex First policy)