Principal Engineer I
Core
Architect and own critical services for Menlo Security's cybersecurity policy platform, managing policy storage, distribution, and real-time enforcement to protect enterprise customers from web-based threats.
Role type
Principal Software Engineer (Backend/Architecture)
Builds
Policy storage and management APIs, global policy distribution pipelines, and real-time traffic enforcement layers.
Domain
Cybersecurity, Cloud Infrastructure, Distributed Systems
Deliverable
production ML models
Required skills
Python, Node.js, Go, AWS, GCP, Kubernetes (EKS/GKE), Linux, TCP/IP, TLS, HTTP/2, DNS, Redis, PostgreSQL, MySQL, Apache Druid, LLM APIs, AI-assisted development tools
Preferred skills
Policy or rules engines, configuration distribution systems, real-time traffic inspection, data/schema migrations, FedRAMP, SOC 2, FIPS 140-2/140-3, web security (URL classification, content filtering)
Technologies
Python, Node.js, Go, AWS, GCP, Kubernetes, Redis, PostgreSQL, MySQL, Apache Druid, GitHub Copilot, Cursor, Claude Code, Gemini
Responsibilities
Architect and design services across the policy platform; lead modernization of architecture to eliminate technical debt; lead design reviews and sign off on code/design changes; champion AI-assisted development practices; own complex projects end-to-end; mentor engineers through code reviews and design discussions.
Seniority
Principal, hands-on IC with strategic leadership