◆ Ghost-checked by the swarm

Arena is hiring — here's how real it is.

Every opening below was pulse-checked against Arena's own careers feed. We also track how long their postings stay live — so you know what you're applying into.

15Live roles

94%Still open

186dMedian posting age

83dMedian time-to-close

Long-lived listings. Many roles have been open for months. That can be steady backfill or a slow fill-rate; apply with eyes open and verify the posting is current. (Posting-age is measured from the company's own post date; "time-to-close" is the window we observed each role stay live.)

15 of 15 live Arena roles

People Operations LeadBay Area13d ago Assistant ControllerBay Area54d ago Security Engineer, Anti-AbuseBay Area60d ago Senior Software Engineer, ProductBay Area62d ago Associate General Counsel, Commercial & IPBay Area95d ago Product Solutions EngineerBay Area118d ago Data EngineerBay Area138d ago Technical RecruiterBay Area186d ago Senior Software Engineer, ML InfrastructureBay Area186d ago Staff Software Engineer, ProductBay Area186d ago Senior Software Engineer, Data InfrastructureBay Area186d ago Founding Product Security EngineerBay Area186d ago Machine Learning Scientist - Open Source LeadBay Area186d ago Machine Learning ScientistBay Area186d ago Machine Learning EngineerBay Area186d ago

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