Eugene Yan designs, builds, and operates machine learning systems that serve customers at scale. He's currently a Senior Applied Scientist at Amazon where he builds RecSys serving users at scale and applies LLMs to serve customers better. Previously, he led machine learning at Lazada (acquired by Alibaba) and a Healthtech Series A. He writes and speaks about ML, RecSys, LLMs, and engineering at eugeneyan.com and ApplyingML.com.