Staff Frontier Engineer
Core
Build, harden, and operate critical, organization-wide systems (identity/entitlements, AI eval infrastructure) that require deep technical strategy and high-stakes judgment.
Role type
Staff Frontier Engineer (AI Infrastructure & Systems)
Builds
Production-grade identity/entitlement systems and AI evaluation/validation infrastructure for an AI-powered B2B marketplace.
Domain
B2B SaaS / AI Infrastructure / Identity & Access Management
Deliverable
production ML models | infrastructure
Required skills
Systems thinking, high-stakes technical judgment, AI safety & security, complex system ownership, mentorship, technical documentation, data-driven decision making
Preferred skills
Mentoring senior engineers, taking techniques from research to production, handling irreversible-consequence risks
Technologies
Enterprise AI tools (Claude), AI evaluation frameworks, identity management systems
Responsibilities
Own the full lifecycle of complex systems from discovery to hardened production; make consequential build/scale/kill decisions with ambiguous data; mentor engineers on complex system ownership; apply elevated safety bars to prevent data loss, security vulnerabilities, and AI misuse; document systems for consumption without standing meetings.
Seniority
Staff, hands-on IC with strategic scope