Software security engineer, embedded

WRITER is seeking a Principal Software Security Engineer to strengthen their AI/AGI services platform security. This role combines deep software engineering expertise with security focus, responsible for protecting millions of users through fraud prevention, abuse detection, and identity systems. The position requires 8+ years of software engineering experience with 5+ years in security-focused development.

The role involves building and scaling critical security systems including customer authentication, fraud detection, and AI security controls. You'll create developer-friendly security frameworks, tools, and platforms that enable seamless yet robust protection. Key responsibilities include implementing LLM interaction controls, developing secure-by-default APIs, and leading technical architecture decisions.

Working in San Francisco with a hybrid setup, you'll collaborate closely with AI Security, Detection & Response, and Infrastructure teams. The position offers comprehensive benefits including medical coverage, parental leave, and various stipends for professional development and wellness.

This is an ideal opportunity for a senior security professional who can transform complex security requirements into elegant solutions while maintaining high engineering standards. The role combines technical leadership with hands-on development, requiring expertise in Go/Python, distributed systems, and modern security protocols.