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Chris Messina is an investor, product designer, and technologist best known for inventing the hashtag in 2007. A Carnegie Mellon alum, he shaped early‑2000s tech culture—driving Mozilla Firefox to its first 100M downloads, co‑creating BarCamp and coworking, and launched Google Developers and the Google+ Platform. He’s held senior roles at Google, Uber, and Republic before becoming a YC-backed founder, and then General Partner at the Ride Home AI Fund in 2023—backed by a $6M vehicle for vertical AI startups. The #1 hunter on Product Hunt, he supports early‑stage founders and continues coaching makers on product launches.