Smart Sourcer is looking for a Principal Full Stack Engineer to lead the development of a greenfield SaaS product. You'll need deep expertise in TypeScript, React, Node, and experience with AI-native engineering. This role requires you to engage with clients directly to shape solutions in real time. The position emphasizes strong communication skills, a product-centric approach, and hands-on technical leadership. This is an excellent contract opportunity for those who thrive in fast-moving environments. #J-18808-Ljbffr