We are seeking a highly skilled and collaborative Engineer 3 to join our team focused on building and scaling our experimentation platform. In this role, you will design and maintain core services that enable experimentation at scale, integrating with feature flagging, segmentation, and data systems. You'll work closely with product, data science, and engineering teams to deliver reliable, high-performance solutions that drive innovation and decision-making. As a mid-level engineer, you will contribute to the technical direction of the platform, participate in architecture discussions, and help ensure operational excellence through incident response and continuous improvement.