Principal Applied Scientist

Microsoft • Redmond, WA, US • published 2026-09-22 16:42:36.651863

Description

**Overview** Core Search and AI team (Bing) is looking for people who want to build the next generation of search using advanced AI technologies, especially large language models, at scale. We are responsible for the largest machine learning models at Microsoft by volume and take pride in being the first in the world to solve many practical AI at Scale challenges. Our work spans a very large scope of scenarios including delivering high quality search results from a massive document corpus, query and document understanding, retrieval and reranking model for search results optimization, as well as AI search grounding, etc. We are seeking a highly motivated and experienced Principal Applied Scientist with solid machine learning expertise and can adopt state\-of\-art AI technologies to improve the relevance for the next generation of search. As a team, we leverage the diverse backgrounds and experiences of passionate engineers, scientists, and program managers to help us realize our goal of making the world smarter and more productive. We believe great products are built by inclusive teams of customer\-obsessed individuals who trust each other and work together closely. We collaborate ...

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