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fable12 is not a job board. It is a record of how long each listing has actually been open, read straight from employers’ own hiring systems. Listings link to the employer; ages are the employer’s own publish date — how we know.

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Jobs

Indexed directly from employers. Every age is their own publish date.

Under a week0 1–4 weeks3 1–2 months1 2–12 months4 Over a year0

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6,706 postings mention “Principal Software Engineer, Ads” in the description

8 roles

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3mo
Principal Software Engineer, Ads
DoorDashEngineeringNew York, NY; San Francisco, CA; Sunnyvale, CA
Apply Principal Software Engineer, Ads at DoorDash — opens DoorDash’s own board
22d
Principal Software Engineer, Ads Platform Frontend
MicrosoftSoftware EngineeringRedmond, WA
Apply Principal Software Engineer, Ads Platform Frontend at Microsoft — opens Microsoft’s own board
8mo
Principal Software Engineer, Ads Experience
RobloxEngineeringSan Mateo, CA, United Stateshalf of Roblox’s roles are under 2 months
Apply Principal Software Engineer, Ads Experience at Roblox — opens Roblox’s own board
23d
Principal Software Engineer, Online Ads Systems
MicrosoftSoftware EngineeringRedmond, WA
Apply Principal Software Engineer, Online Ads Systems at Microsoft — opens Microsoft’s own board
30d
Principal Software Engineer, AI Tooling & Adoption
FivetranEngineering and Product DivisionOakland, California, United States, AMER
Apply Principal Software Engineer, AI Tooling & Adoption at Fivetran — opens Fivetran’s own board
58d
Principal Software Engineering Manager | Ads Trust & Safety AI Platform
MicrosoftApplied SciencesBengaluru, KAhalf of Microsoft’s roles are under 12 days
Apply Principal Software Engineering Manager | Ads Trust & Safety AI Platform at Microsoft — opens Microsoft’s own board
3mo
Principal Software Engineer - Media Ads Service
OracleNashville, TN; Austin, TX; Broomfield, COhalf of Oracle’s roles are under 32 days
Apply Principal Software Engineer - Media Ads Service at Oracle — opens Oracle’s own board
2mo
Senior Principal Architect : Ads Trust & Safety AI Platform
MicrosoftSoftware EngineeringBengaluru, KA; Hyderabad, TS; Noida, UPhalf of Microsoft’s roles are under 12 days
Apply Senior Principal Architect : Ads Trust & Safety AI Platform at Microsoft — opens Microsoft’s own board