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Posted 24 Sept · 194 open roles

Principal Applied Scientist - Ads Ranking & Retrieval

India, Karnataka, BangaloreonsiteApply by 29 Oct 2026

Undisclosed
Salary
6+ yrs
Experience
Full time
Job type

About the role

Overview Role: Principal Applied Scientist The AI Economy Team at Microsoft is building the infrastructure that powers how organizations ground, deploy, and scale AI applications. Developers can access it through self-serve, programmatic access, and access at that scale attracts abuse. The AI Economy Trust & Safety team builds the detection behind those access decisions: verifying that customers are who they claim to be, recognizing when many accounts are one actor, and separating ordinary heavy usage from extraction, resale and automated exploitation. You will own the detection problems behind AI Economy access decisions: establishing who is behind a new account when the evidence is…

Full details and the application are on Microsoft's careers site.

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194 open roles

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  2. Round 2

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  3. Round 3

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Principal Applied Scientist - Ads Ranking & Retrieval | Jobsearchers