As the Founding Application Security Engineer, you will own and build the security backbone of our SaaS platform, ensuring we can ship features quickly — and safely — to our customers. You will partner with software, DevOps, and platform teams, while coordinating with audit partners, to embed threat modeling, automated SAST/SCA/DAST, and rapid vulnerability response into every stage of our SDLC. Your leadership will be pivotal in protecting customer data, meeting compliance milestones, and scaling our security posture as the company grows.