John Liu has 13 years of experience as a product executive and 10 years of experience as a portfolio manager. At AWS, John is the Head of Product for AWS Web3 / Blockchain, a managed service that helps customers build quickly with blockchain technology. Prior to AWS, John spent 4 years leading product and business development at public blockchain protocols with a heavy focus on cross-chain technology, DeFi, and NFTs. Prior to that, John gained deep financial expertise through his roles as Chief Product Officer for fintech companies and portfolio manager at various hedge funds.