Mitchell founded Immunefi, the leading blockchain cybersecurity platform, to protect projects and regular users from devastating hacks. In a span of less than three years, Immunefi has saved more than $25 billion dollars from being stolen and actively guards over $190 billion in assets. The company has paid out the largest vulnerability rewards in the software industry, amounting to over $95 million, and collectively offers over $163 million in vulnerability rewards.Before Immunefi, Mitchell was best known for making Sophia the Robot a worldwide sensation as the CMO of SingularityNET and as the VP of Marketing at Steemit, where he drove its adoption and growth, resulting in a peak $2 billion valuation. In addition, he was a member of the rLoop Hyperloop team and helped launch the largest user-owned open world, Decentraland.