Harold Treen is a software engineer with experience at Facebook on the Design Tools team, and previously at Squarespace where he built Internal Tools and launched Squarespace Marketplace. He has also worked as a contractor for companies like Dooly and Readme. Harold attended the Recurse Center, a self-directed educational retreat for programmers, and worked on self-directed projects like EpubPress. He holds a B.A.Sc. in Computer Engineering from Queen's University and has held internships at Mobify, Pivotal Labs, Microsoft, and Xtreme Labs.