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Principal Software Engineer, AI Tools and Security (Seattle)

Seattle, WA🌐 Remote💼 Full-time💰 $198,000–$198,000🗓 2025-11-17 → 2026-09-26

Core

Lead technical direction for the MCP Gateway, a secure infrastructure product enabling developers to connect, observe, and secure AI agents and tools across the lifecycle.

Role type

Principal Backend Engineer (AI Tools & Security)

Builds

MCP Gateway and related services for secure, autonomous AI agent workflows

Domain

Developer tooling, AI infrastructure, Security

Deliverable

production ML models | product features

Required skills

distributed systems architecture, cloud-native system design, reliability engineering (SLOs, observability), technical leadership, cross-functional collaboration, software engineering fundamentals (CI/CD, testing, deployment), major cloud platforms (AWS/Azure/GCP), infrastructure-as-code, Go or modern systems languages (Rust/Java/C++)

Preferred skills

Kubernetes, Docker, microservices, LLM APIs (OpenAI/Anthropic), MCP specification

Technologies

Go, Rust, Java, C++, AWS, Azure, GCP, Kubernetes, Docker, MCP

Responsibilities

Define technical solutions for new products, shape product direction with Product and Design, mentor team members, serve as technical point of contact, participate in on-call rotation

Seniority

Principal, hands-on IC with strategic influence

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