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Re:Jane Street is big. Like, big by basil-rash on Thursday May 02, 2024 @08:23AM (#40235336)
Janitorial staff is almost certainly subcontracted.
Re:Jane Street is big. Like, big by walthamstow on Thursday May 02, 2024 @08:30AM (#40235406)
I'd agree for any other company or even public body, but I'd bet that JS prefer to keep it all in-house. They are extremely secretive.