Achievements
- Co-founded Sendbird, a unicorn powering 300M+ conversations monthly and raised over $220M from top investors
- Founded and led Paprika Lab, which grew to 5 million users before being acquired by GREE
- Graduated from Seoul National University with a degree in Computer Science and Engineering
- Alumnus of Stanford GSB, enhancing his leadership and business acumen
- Was Korea’s #1 professional gamer in Unreal Tournament, showcasing his competitive edge
- Serves as a General Partner at Valon Capital and ASQ, investing in AI, B2B, healthcare, and deep tech
You should know John S. Kim
Deadass, here’s what you need to know about John S. Kim, the guy’s a total legend in the startup world. He’s one of those people who just jumps into things and crushes it, no cap.
So, he started out in Korea, and get this, he was actually Korea’s #1 professional gamer in Unreal Tournament. Like, how crazy is that? From gaming to tech entrepreneur? That’s some advanced hustle right there. But he didn’t stop there. He went to Seoul National University and studied Computer Science and Engineering, so he was always into tech, obviously.
Fast forward, he jumps into the startup scene and co-founds Sendbird during Y Combinator W16. That’s the big leagues, YC, the startup bootcamp for all the big shots. Sendbird is now a legit juggernaut, powering over 300 million conversations every month with its AI-driven chat APIs. They’ve raised over $220 million from the top global investors. This isn’t just a small project, it’s a unicorn now, meaning over a billion valuation. That’s the real deal.
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Talk to herBut John’s all about pushing tech boundaries and making a real impact. He’s also deep into investing, a General Partner at Valon Capital and ASQ, focusing on AI, B2B, healthcare, fintech, and deep tech. The guy’s got his finger on the pulse of the next big wave. It’s clear he’s driven by a passion to innovate, scale, and bet big on the future.
Before Sendbird, he founded Paprika Lab, a social gaming company that hit 5 million users before it got acquired by GREE, a big Japanese firm. So he’s been through the grind, starting, growing, and selling companies. That process kinda shows what drives him: building something big from scratch, scaling fast, and then moving on to the future trend.
He’s also well-educated, Stanford GSB and Seoul National, so he’s got the brains to back up his hustle. Plus, he’s connected, on boards, in exclusive circles like the WSJ CEO Council, and YPO in SF. And get this, before all this, he was a pro gamer; that competitive edge? Still shows in how he approaches startups.
Bottom line? John Kim is the embodiment of what it means to be a tech entrepreneur today, a guy who’s always pushing forward, never settling, and building companies that shape the future. He’s proof that with the right mix of passion, smarts, and hustle, you can go from gaming champ in Korea to leading a unicorn in Silicon Valley. That’s the kinda story that fires you up, no bullshit, just pure grind and impact.

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