Yannik Stein
Senior Applied Scientist in Machine Learning (Recommender Systems) @Amazon
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WORK HISTORY
Senior Applied Scientist in Machine Learning (Recommender Systems) @Amazon
Leading transformer-based retrieval research, productionizing large-scale embedding models that significantly increased global listening hours- Developed specialized retrieval models for various recommendation use cases- Developed methods for counter-factual off-policy evaluation (published at SIGIR and RecSys)- Designed randomization algorithms for offline evaluation to collect data while minimizing customer harm
EDUCATION
Freie Universität Berlin
Doctor of Philosophy (Ph.D.), Computer Science
SKILLS
ABOUT YANNIK STEIN
I\'m a senior applied scientist at Amazon, specializing in machine learning for recommender systems. I build large-scale retrieval and ranking models, working across research, development, training, and production deployment.
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