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fable12 indexes public job boards directly from employers’ hiring systems. Listings link to the employer. Ages are the employer’s own publish date — how we know.

Not affiliated with any company listed. Boards last swept 23 Aug, 01:59 UTC.

RSS · Open longest · Engineering notes · For assistants

Under a week8 1–4 weeks15 1–2 months18 2–12 months23 Over a year1

724 postings mention “Principal Applied Scientist” in the description

65 roles · group by role · page 1 of 3

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5d
Principal Applied Scientist
MicrosoftApplied SciencesRedmond, WA
Apply Principal Applied Scientist at Microsoft — opens Microsoft’s own board
5d
Principal Applied Scientist
MicrosoftApplied SciencesBengaluru, KA
Apply Principal Applied Scientist at Microsoft — opens Microsoft’s own board
5d
Principal Applied Scientist
MicrosoftApplied SciencesHyderabad, TS; Bengaluru, KA
Apply Principal Applied Scientist at Microsoft — opens Microsoft’s own board
11d
Principal Applied Scientist
MicrosoftApplied SciencesRedmond, WA; Mountain View, CA
Apply Principal Applied Scientist at Microsoft — opens Microsoft’s own board
17d
Principal Applied Scientist
MicrosoftApplied SciencesRedmond, WA; Mountain View, CA
Apply Principal Applied Scientist at Microsoft — opens Microsoft’s own board
31d
Principal Applied Scientist
OracleNashville, TN
Apply Principal Applied Scientist at Oracle — opens Oracle’s own board
31d
Principal Applied Scientist
Oracle
Apply Principal Applied Scientist at Oracle — opens Oracle’s own board
9mo
Principal Applied Scientist
MicrosoftApplied SciencesRedmond, WA; Mountain View, CA; New York, NYhalf of Microsoft’s roles are under 12 days
Apply Principal Applied Scientist at Microsoft — opens Microsoft’s own board
3d
Principal Applied Scientist - CoreAI
MicrosoftApplied SciencesRedmond, WA; Mountain View, CA; New York, NY
Apply Principal Applied Scientist - CoreAI at Microsoft — opens Microsoft’s own board
5d
Principal Applied Scientist- Agentic RL , Kiro
AmazonApplied ScienceSeattle, Washington; Santa Clara, California; New York, New York
Apply Principal Applied Scientist- Agentic RL , Kiro at Amazon — opens Amazon’s own board
5d
Principal Applied Scientist - Ads Ranking & Retrieval
MicrosoftApplied SciencesBengaluru, KA
Apply Principal Applied Scientist - Ads Ranking & Retrieval at Microsoft — opens Microsoft’s own board
10d
Principal Applied Scientist - Auction & Bidding
MicrosoftApplied SciencesRedmond, WA; Mountain View, CA
Apply Principal Applied Scientist - Auction & Bidding at Microsoft — opens Microsoft’s own board
17d
Principal Applied Scientist, Ads Optimization, FAIM
AmazonApplied ScienceSeattle, Washington; Palo Alto, California
Apply Principal Applied Scientist, Ads Optimization, FAIM at Amazon — opens Amazon’s own board
18d
Principal Applied Scientist - Robotics
OracleSanta Clara, CA
Apply Principal Applied Scientist - Robotics at Oracle — opens Oracle’s own board
18d
Principal Applied Scientist - Robotics
OracleSanta Clara, CA
Apply Principal Applied Scientist - Robotics at Oracle — opens Oracle’s own board
18d
Principal Applied Scientist - Robotics
OracleSanta Clara, CA
Apply Principal Applied Scientist - Robotics at Oracle — opens Oracle’s own board
20d
Principal Applied Scientist, Real-Time Conversational AI , AGI
AmazonApplied ScienceBellevue, Washington; Boston, Massachusetts; Sunnyvale, California; Seattle, Washington
Apply Principal Applied Scientist, Real-Time Conversational AI , AGI at Amazon — opens Amazon’s own board
23d
Principal Applied Scientist, Personalization
AmazonApplied ScienceSeattle, Washington
Apply Principal Applied Scientist, Personalization at Amazon — opens Amazon’s own board
23d
Principal Applied Scientist (OCI/GenAI)
Oracle
Apply Principal Applied Scientist (OCI/GenAI) at Oracle — opens Oracle’s own board
26d
Principal Applied Scientist, Advertiser Demand Intelligence
MicrosoftApplied SciencesRedmond, WAhalf of Microsoft’s roles are under 12 days
Apply Principal Applied Scientist, Advertiser Demand Intelligence at Microsoft — opens Microsoft’s own board
29d
Principal Applied Scientist- Foundation Models, Agents & Decision Intelligence
MicrosoftApplied SciencesBengaluru, KAhalf of Microsoft’s roles are under 12 days
Apply Principal Applied Scientist- Foundation Models, Agents & Decision Intelligence at Microsoft — opens Microsoft’s own board
30d
Principal Applied Scientist, Prime AI/ML Science
AmazonApplied ScienceSeattle, Washington
Apply Principal Applied Scientist, Prime AI/ML Science at Amazon — opens Amazon’s own board
37d
Principal Applied Scientist, Alexa International Tech
AmazonApplied ScienceBellevue, Washington
Apply Principal Applied Scientist, Alexa International Tech at Amazon — opens Amazon’s own board
40d
Principal Applied Scientist, Personalization
AmazonApplied ScienceSeattle, Washington
Apply Principal Applied Scientist, Personalization at Amazon — opens Amazon’s own board
44d
Principal Applied Scientist (Multiple Openings) - Copilot and Agents Core
MicrosoftApplied SciencesRedmond, WAhalf of Microsoft’s roles are under 12 days
Apply Principal Applied Scientist (Multiple Openings) - Copilot and Agents Core at Microsoft — opens Microsoft’s own board