Principal Software Engineer - Cloud CAD Platform

PTC in Boston's Seaport is seeking a Principal Software Engineer to help shape Onshape's UI and modeling features. You will work on a one-of-a-kind 3D collaborative CAD application with cloud, web, and mobile tech, in a hybrid office setting. Bring TypeScript, Java and C++ expertise, plus experience with large codebases and data structures. Collaboration with product, UX, and QA will drive scalable designs and robust back-end services for new UI workflows and modeling capabilities.