New 
Principal Applied Scientist
 Microsoft | |
 United States, Washington, Redmond | |
 Oct 12, 2025 | |
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OverviewWe are the recommendation ML team in Microsoft AI Org. Our team focuses on ML solutions for MSN feed recommendation, including large-scale DNN modeling for user engagement prediction, value model tuning, recommendation foundational model via LLM, user understanding, content understanding, AI powered content generation, etc. The team is the backbone of a variety of recommendation scenarios in Microsoft AI including MSN and Copilot. Join us to solve the most challenging ML problems and make a huge impact! Microsoft's mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond. Starting January 26, 2026, Microsoft AI (MAI) employees who live within a 50- mile commute of a designated Microsoft office in the U.S. or 25-mile commute of a non-U.S., country-specific location are expected to work from the office at least four days per week. This expectation is subject to local law and may vary by jurisdiction.
ResponsibilitiesLead the design and implementation of ML solutions for the recommendation ranking stack. Drive user growth.Drive the innovations in recommendation algorithms. | |