We are seeking a Senior Application Security Engineer II to join our security team. This role will focus on ensuring the security of our applications throughout the development lifecycle, with an emphasis on modern security practices including AI/ML security considerations. You will work closely with development teams to implement secure coding practices and maintain our application security posture. You will conduct security assessments using SAST, DAST, and SCA tools to identify vulnerabilities in applications, implement and maintain GitHub Advanced Security, assess and improve security of Infrastructure as Code (IaC) deployments using Terraform, and evaluate AI/ML model security and implement protections against prompt injection and other AI-specific threats.