🛠 Tech Stack

💼 About This Role

You'll drive secure design across a real-time AI observability platform used by teams at Stripe, Notion, and Vercel. Your work will directly shape the security of LLM-native applications by building paved-road libraries and leading AI-specific threat modeling. This hands-on IC role offers a chance to push the frontier of AppSec using agentic coding tools.

🎯 What You'll Do

• Lead threat models for new features and architecture proposals
• Review code across TypeScript, Python, Go services and open source libraries
• Build security libraries for auth, tenancy, secrets, and sandboxed code execution
• Own SAST, DAST, SCA, and secret-scanning tooling end-to-end

📋 Requirements

• 5+ years in application security, product security, or backend engineering with security focus
• Strong code reading and writing in at least two of TypeScript/Node.js, Python, Go, or Rust
• Deep knowledge of web and API vulnerability classes and architectural patterns to prevent them
• Hands-on authn/authz design and multi-tenant data isolation experience

✨ Nice to Have

• Experience with LLM red-teaming or agent sandbox research
• Shipping security-focused open source libraries

🎁 Benefits & Perks

• 🏥 Medical, dental, and vision insurance
• 🍽️ Daily lunch, snacks, and beverages
• 🌴 Flexible time off
• 💰 Competitive salary and equity
• 🤖 AI Stipend

📨 Hiring Process

Estimated timeline: 2-4 weeks · AI estimate

1. 1Recruiter Call· 30 min
2. 2Technical Interview· 60 min
3. 3Team Interview· 45 min
4. 4Offer· N/A