Harness Hub
All people

FounderE2B · Prague, Czechia / San Francisco, US

Vasek Mlejnsky

Co-founder & CEO

Security & sandboxes

Co-founder and CEO of E2B, open-source cloud sandboxes for running AI agents and agent-generated code.

XGitHub

Also at

E2B: E2B | The AI Agent Cloud, Tomas Valenta

Sources

  1. cc.cz/cc25/e2b
  2. forbes.cz/nechci-do-microsoftu-chci-ho-jako-zakaznika-rika-ceska-nadej
  3. e2b.dev
  4. github.com/mlejva

Verified Oct 29, 2026