Jim Zhang is a co-founder of Kaleido, an active member of the Ethereum Enterprise Alliance Quorum Workgroup and has contributed to the Quorum open source project code base. Jim was a maintainer of the Hyperledger Fabric project, responsible for the node.js SDK and node.js chaincode support. He has also held a Senior Technical Staff Member role as IBM’s blockchain platform lead architect. Jim has written some of the most visited articles on the internet on the topics of comparing consensus algorithms and comparing Enterprise Ethereum vs. Hyperledger Fabric. He has 15 years of experience in building diverse range of enterprise systems including cloud integration SaaS, enterprise mobile platform, and enterprise middleware like Java EE.