Re:Jane Street – Our software engineering interviews are cha...
by filoeleven on Thursday November 12, 2026 @06:31PM
(#50475930)
I hadn't heard of this either, but they have an interesting reason for the name:
> The command-line tool is called jj for now because it's easy to type and easy to replace (rare in English). The project is called "Jujutsu" because it matches "jj".
> The command-line tool is called jj for now because it's easy to type and easy to replace (rare in English). The project is called "Jujutsu" because it matches "jj".
https://github.com/jj-vcs/jj