“Democratize the Future”

John S. Kim (김동신) is the Co-Founder and CEO of Sendbird, the no.1 conversations platform for mobile apps. (Y Combinator W16, Techstars S14). We power 300M+ monthly chat users on our platform, employ 300+ dedicated team members, and have raised over $220M+ USD to-date from ICONIQ, Tiger Global, Steadfast, SoftBank Vision Fund, Meritech, Emergence, WiLab, Shasta, August, and Y Combinator.

Investor at Valon Capital in B2B/SaaS, fintech, and deep tech startups.

Previously, I was the Founder and CEO of Paprika Lab, a social gaming company that was acquired by GREE, a Japanese public company in 2012.

My focus is on building and scaling technology companies and helping other entrepreneurs. I’ve majored Computer Science and Engineering from Seoul National University. Once upon a time, was a #1 pro-gamer in Unreal Tournament in Korea.

Personality Traits

  • The Big Five – slightly more in-depth results are here.
    • Extraversion: Very High
    • Neuroticism: Exceptionally Low
    • Conscientiousness: Very High
    • Agreeableness: Exceptionally Low
    • Openness to Experience: Moderately High
  • DISC: DC
  • Strengths Finder: Achiever, Competition, Activator, Futuristic, Focus

Our Family Core Values

👉 A post on my family’s core values

Theme: Entrepreneurship

  1. Positive Tenacity
  2. Leadership
  3. Learn & Adapt
  4. Think Long-term


Korean Social

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