AI

GitHub's CEO says startups can only get so far with vibe coding

Thomas Dohmke, the CEO of GitHub, speaking at VivaTech 2025.
Thomas Dohmke, the CEO of GitHub, speaking at VivaTech in Paris. Mustafa Yalcin/Anadolu via Getty Images
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AI tools can lower the barrier to launching a startup, but scaling them still requires technical expertise, GitHub's CEO has said.

Speaking on the sidelines of VivaTech in Paris, Thomas Dohmke said over the last two years, he's observed companies go from needing convincing to use AI to "a lot of FOMO" in the market.

AI coding assistants can now help non-technical founders create a startup with a small team and no external funding, he said during a Q&A at Station F, a startup campus. But as more startups use vibe coding tools to build products using natural language prompts, it's harder to stand out among investors.

"The investors would ask, 'Why would I invest in you instead of the 10 other people?'" Dohmke said, adding that bootstrapping startups predominantly built with coding assistants wouldn't necessarily have "as much value."

He added that a "non-technical founder will find it difficult to build a startup at scale without developers," because they "can't build a complex system to justify the next round."

"The value of your startup isn't defined by what you can develop using cheap measures," Dohmke said. Startups would still need a deeper understanding of how their systems operate, he added.

GitHub, which was acquired by Microsoft for $7.5 billion in 2018, has over 150 million users worldwide who create and share code on its platform. The company's Copilot tool provides coding suggestions and explanations for human developers.

Vibe coding has raised questions about the demand for software developers and the skills that are most valuable in the AI era.

In an April "EO" podcast, Dohmke said he had "never seen anything more exciting" than today's AI-driven engineering boom. However, he stressed that "every kid, every child, should learn coding" because knowing when to rely on one's own code still matters.

Speaking at VivaTech, Dohmke said software engineers still need a "willingness to learn" about how to use AI prompts when coding and when to use an AI agent.

"If I figure out how to write a prompt for something I can do myself, it's a waste of time," he said. "It's about the prompting skills, but also knowing when not to use the prompt."

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Riddhi
Riddhi Kanetkar
Riddhi was a senior startups and VC reporter at Business Insider's London office, where she covered VC, and AI and climate startups. She has reported on everything from funding rounds to layoffs and investigated company culture at tech startups. She also writes about the intersection of Big Tech and VC, and global industry trends in the AI and VC ecosystem.She received her Bachelor's from UCL, where she studied Comparative Literature. Have a tip? Contact her at rkanetkar@jkmperu.com, or reach out using a non-work device at riddhikanetkar@proton.me, or on Signal at riddhikanetkar.64Sample of stories:GoStudent, the $3 billion edtech darling, scaled fast and partied hard. The result was a mess.AI Forge promised to help founders build their dream startups. Some say the incubator was a chaotic disappointment.Fast-fashion behemoth Shein is preparing for an IPO. Here's an inside look at the challenges it could face.DeepMind's secret mafia: Meet the stealth startups emerging from Google's AI labThe wildest deal in tech right now is about to turn 6-month-old LLM startup Mistral into a $2 billion unicorn, sources sayPeter Thiel-backed TMRW wants to revolutionize the egg-freezing industry. We visited the startup's new London HQ to experience its tech first hand.I was laid off from events startup Pollen after it suddenly imploded. I'm furious when I think about missed paychecks and not making rent.Shock, anger, and confusion: Inside Snap's decision to shut down Zenly, a social app with 40 million users
Effie was a tech fellow at Business Insider’s London office, covering big tech, AI, and startups.Before joining BI, she worked as a researcher and investigative journalist across print and documentary, focusing on Tesla, health tech, social media platforms, and cybercrime.Effie graduated from the University of Oxford with a first-class BA in PPL. Her work has appeared in The Times, The Telegraph, and The Independent.