March 28, 2026
From commits to chemo
Going Founder Mode on Cancer
GitLab boss goes DIY on cancer—fans cheer, skeptics cry “billionaire perks”
TLDR: GitLab’s founder is battling recurring cancer by building a hyper-documented, DIY care system and sharing it openly. Comments split between praising his transparency and blasting billionaire privilege and AI-sounding hype, with many steering readers to the source at sytse.com/cancer for the real details.
The GitLab founder Sid Sijbrandij just went full “founder mode” on a terrifying diagnosis, building a data-obsessed, custom care stack to fight his cancer—think 1,000‑page Google Doc, constant tests, and a DIY “therapeutic ladder.” Some readers are inspired; others rolled their eyes so hard they saw the back of the internet. One camp applauds the radical transparency and hustle, sharing sytse.com/cancer and asking if this level of documentation could help other patients navigate complex care. The opposite camp calls it billionaire cosplay, arguing that access to elite teams and trials isn’t exactly relatable. A top comment sneered, “Was this AI modified or something?” while another groaned that the story couldn’t stop praising “genius billionaires.” The thread devolved into memes: “Founder Mode ≠ Main Character Mode,” jokes about a “GitLab Handbook for his spine,” and riffs like “commit, push, chemo.” Admirers say it’s brave and useful; critics say it reads like an AI‑glossed tech brand ad with medical side quests. Either way, the link‑droppers are winning: “just read the source” keeps popping up, and the vibe is half inspiration, half backlash, all drama.
Key Points
- •GitLab, founded by Sid Sijbrandij in his Netherlands home office, went public on October 14, 2021 and operates fully remotely with 2,500+ employees and a $6.4B market cap.
- •GitLab’s culture emphasizes radical transparency, exemplified by the publicly accessible 3,000+ page GitLab Handbook.
- •Sijbrandij was diagnosed with cancer on November 18, 2022, with a six‑centimeter mass in his upper spine.
- •In 2023 he underwent vertebral removal, spinal fusion with a titanium frame, radiation and chemotherapy, requiring four blood transfusions; the cancer resurfaced in 2024.
- •After exhausting standard care, he assembled a team and built a “care stack”: a 1,000+ page “Sid Health Notes,” maximal diagnostics capturing raw lab/imaging/genomic data, and a therapeutic ladder including repurposed and individualized therapies.