Stefan is a fullstack software developer with his roots in enterprise and e-commerce systems, specialized in architecting, building, and maintaining Typescript based application stacks. He has a web3 building background reaching back to as early as 2017 and more than 20 years experience in software engineering. Stefan worked as the designated lead web3 engineer at Molecule, the company that defined the term DeSci and spun out the bio.xyz DAO launchpad. He spent the recent 2.5 years building early-stage products, i.e. the full stack setup of industry defining protocols like IP-NFTs, the bio.xyz auction platform, the Proof of Innovation primitive and Molecule's early-stage fundraising and launchpad tool Catalyst. Stefan previously developed a decentralized, privacy-preserving patient data platform (DePA).