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Sean Yang is Angel Squad Member at Hustle Fund, based in Seoul, South Korea.
Sean Yang is an independent angel investor and venture capitalist based in the San Francisco Bay Area. He previously held software engineering and product management roles at various technology companies after earning a degree in computer science from the University of Waterloo. Operating within the broader Y Combinator alumni ecosystem, Yang has built an active investment portfolio comprising more than 20 early-stage technology startups. His notable financial commitments include backing the search platform Perplexity AI during its 2025 growth phase, and he frequently evaluates new ventures at regional tech demo days. He maintains a significant public presence with over 50,000 followers on X, where he publishes technical analysis regarding emerging software agents and market trends. Yang currently focuses his capital allocation and advisory efforts on artificial intelligence, machine learning, developer tools, and frontier blockchain technologies.