Principal Platform Engineer
Core
Design, build, and evolve shared infrastructure and developer tooling to ensure engineering teams deliver software safely, reliably, and efficiently while embedding AI-driven workflows.
Role type
Principal Platform Engineer (IC with leadership)
Builds
Scalable shared platform capabilities, APIs, gateways, backend services, and AI-enhanced developer tooling
Domain
Retail e-commerce / Cloud Infrastructure / Platform Engineering
Deliverable
production ML models | infrastructure
Required skills
Distributed architectures, microservices, cloud infrastructure, Ruby/Rails, Python, Rust, API design, technical leadership, AI agent integration
Preferred skills
GraphQL, API gateways, React/TypeScript, self-service tooling development, open-source contributions
Technologies
Ruby, Rails, Python, Rust, React, TypeScript, GraphQL, GitHub Copilot, LLMs
Responsibilities
Own end-to-end technical delivery of platform initiatives from discovery to operational readiness; Design and build scalable, observable shared platform capabilities and backend services; Evaluate and prototype emerging technologies including AI agents and automated workflows; Lead technical design reviews and mentor engineers; Eliminate manual work by delivering self-service tooling and automation
Seniority
Principal, hands-on IC with strategic influence