Principal Platform Engineer
Core
Design and build scalable, observable, maintainable shared platform capabilities, APIs, gateways, and backend services while evaluating and prototyping AI agents and automated workflows.
Role type
Principal Platform Engineer (AI agents & automation)
Builds
Shared platform capabilities, APIs, gateways, backend services, self-service tooling, and automation for AI agents.
Domain
E-commerce, large-scale retail engineering, cloud infrastructure, developer tooling
Deliverable
production ML models | product features | infrastructure
Required skills
Distributed architectures, microservices, API design, cloud infrastructure, Ruby/Rails, Python, Rust, AI-assisted engineering workflows, AI agents, LLM integrations, technical project leadership, cross-functional influence
Preferred skills
GraphQL, API gateway, React, TypeScript, e-commerce domain, personalization, open-source software, technical whitepapers, developer tooling communities
Technologies
Ruby, Rails, Python, Rust, React, TypeScript, GraphQL
Responsibilities
Own end-to-end technical delivery of platform initiatives from discovery to operational readiness; Design and build scalable platform capabilities and backend services; Evaluate and prototype AI agents and automated workflows; Lead technical design reviews and mentor engineers; Deliver self-service tooling and automation to reduce manual work; Build and operate systems across cloud infrastructure.
Seniority
Principal, hands-on IC with strategy & mentorship