The creator of Jujutsu has joined ERSC
Martin von Zweigbergk, the creator of the Jujutsu version control system, has been appointed as CTO of East River Source Control (ERSC). The company aims to build next-generation version control platforms to address the scaling limitations of Git in the era of AI-driven development.
Why it matters
The move signals a significant industry effort to modernize foundational software development infrastructure to better support large-scale AI-assisted coding workflows.
East River Source Control has appointed Martin von Zweigbergk, creator of the Jujutsu version control system, as chief technology officer, to lead engineering on the company’s next generation version control platforms.
von Zweigbergk began Jujutsu as a side project in late 2019 and turned it into his full-time work at Google. The project has more than 30,000 stars on GitHub and ships under the Apache 2.0 license.
Before Jujutsu, he worked on Fig, the Mercurial client that gave Google engineers a distributed workflow on top of Piper, the monorepo holding most of the company’s code. He also contributed to Git, which according to the 2022 Stack Overflow developer survey , 96% of developers use professionally.
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