Greenlight is looking for a Senior Software Engineer, Full-Stack for our Web Core team. This is an exceptional, high-impact opportunity to help bring Greenlight's core product functionality to the web. As part of a horizontal platform team, you'll build and evolve the foundational systems that power web experiences across the organization, partnering with product and engineering teams to enable scalable, high-quality development. In addition to contributing across our frontend and backend services, you'll provide technical leadership, mentor engineers, and help drive engineering excellence across the platform. This role reports to a Director, Engineering.