Principal Engineer, AI Developer Experience

About the Role

As a Principal Engineer, AI Developer Experience , you will be instrumental in shaping the technical foundation for how AI agents and developers interact with the Shop Builder platform. This role involves deep architectural ownership, defining technical standards, and leading the delivery of critical developer‑facing systems.

Responsibilities

• Own the technical architecture of the agent‑readable Shop Builder platform: which APIs to expose, in what shape, through which surfaces (REST, SDK, MCP, CLI).
• Define the interface contracts that LLMs and developers interact with — React component APIs, custom block schemas, theme tokens, data binding formats — and maintain them with the rigor of a public API.
• Design and lead delivery of the MCP server that allows AI agents (Claude Code, Cursor, etc.) to build, deploy, and operate Shop Builder storefronts end‑to‑end without the editor in the lo...