Staff+ Software Engineer, Safeguards Infrastructure

Requirements:

• Bachelor’s degree in Computer Science, Software Engineering or comparable experience
• 7+ years of experience in a software engineering position
• Proficiency in Python
• Ability to work across the stack
• Strong communication skills and ability to explain complex technical concepts to non-technical stakeholders

Nice to haves:

• Experience building trust and safety, anti-spam, fraud or abuse detection and mitigation mechanisms and interventions for AI/ML systems
• Experience building metrics and measurement systems or data and privacy management systems
• Worked closely with operational teams to build custom internal tooling
• Proficiency in TypeScript or Rust
• Experience with Claude Code or similar agentic coding tools

What you'll be doing:

• Develop the foundational systems which power Safeguards, including infrastructure for data storage and management, metric and evaluation systems, and tooling for human and agentic review.
• Ensure the day-to-day running of Safeguards systems and hold a high operational bar which serves both safety and customers while reducing the amount of human intervention and oversight required.
• Build robust and reliable multi-layered defenses for real-time improvement of safety mechanisms that work at scale

Perks and benefits:

• Competitive compensation and benefits
• Optional equity donation matching
• Generous vacation and parental leave
• Flexible working hours
• Lovely office space in San Francisco