Like other founders, Jaan is involved in ASI's investment decision making process.
Jaan is a founding engineer of Skype and Kazaa. He is also a co-founder of the Cambridge Centre for the Study of Existential Risk and Future of Life Institute, philanthropically supporting other existential risk research organisations. Jaan is on the Board of Sponsors of the Bulletin of the Atomic Scientists and has served on the Estonian President's Academic Advisory Board. He is also an active angel investor and a former investor in and director of the AI company DeepMind.