…generative AI, machine learning, and/or deep learning. Hands-on experience building applications on foundation models (RAG pipelines, agent frameworks, prompt engineering, model evaluation…

…marketplace systems, recommendation engines, ad-tech platforms, or e-commerce/shopping infrastructures at scale. Solid understanding of core machine learning algorithms, their applications, and…

…You'll have foundational exposure to Physical AI domains - digital twins, robotic or discrete event simulation, synthetic data generation with World Foundation Models, and…

The Shopping Convo Foundations Team - Pre-purchases Science is looking for an Senior Applied Scientist with expertise in Artificial Intelligence and Machine Learning to…

…Experience as a mentor, tech lead or leading an engineering team - Knowledge of Machine Learning and LLM fundamentals, including transformer architecture, training/inference lifecycles…

…competing objectives into a concrete science roadmap. - Invent, prototype, and productionize machine learning and optimization solutions for joint budget allocation across sponsored ad products…

…advancing foundation models for speech and audio, and building the post-training systems (reward modeling, reinforcement learning) that shape natural, human-like conversational behavior…

…Machine Learning (recommendation, ranking, prediction, experimentation), Statistical Modeling & Causal Inference (observational and experimental data), Product analytics/strategy (beyond dashboards: root cause, goaling, design collaboration…

…Architect intelligent systems that combine LLMs, traditional machine learning, structured knowledge, enterprise data, and deterministic software into reliable production workflows. Engineer customer intelligence layers…

…machine learning, deep learning, and generative AI principles and algorithms. - Proficiency with modeling and large-scale data processing tools such as Pytorch, scikit-learn…