Security Engineer - Node.js Proactive Defense (remote work)
Core
Building a new runtime protection layer for Node.js web applications to intercept exploits and prevent vulnerabilities in non-technical environments.
Role type
Senior IC security engineer (product owner)
Builds
A brand-new runtime security product for Node.js hosting
Domain
Cloud security, web application security, Node.js ecosystem
Deliverable
production ML models | product features
Required skills
end-to-end product ownership, web application security, practical exploitation knowledge, detection logic at scale, AI coding agent direction
Preferred skills
runtime-protection products, application firewalls, instrumentation tooling, malware analysis, incident response, managed-hosting environments, Node.js runtime
Technologies
Node.js, LLM subscriptions, modern dev infrastructure
Responsibilities
Define product scope and customer-visible surface, design instrumentation and deployment strategy, implement detection logic, iterate based on telemetry (overhead, false positives/negatives), direct AI coding agents
Seniority
Senior, hands-on IC with product ownership