Principal Software Engineer

STLabs is an AI service management platform that resolves employee requests end-to-end, grounded in a living model of the enterprise. This matters because we're able to resolve requests with full context - the people, systems, services, and policies that define how an organization actually runs. Requests that used to take days of back-and-forth resolve in minutes, right where employees already work.

About the Role

We’re looking for a Principal Software Engineer, Full-Stack AI to own the end-to-end technical vision for how intelligence is designed, built, and experienced across our platform - from data ingestion and model reasoning to APIs, user interfaces, and real-world operational impact.

This is a deeply hands-on role for a senior technical leader who thrives at the intersection of AI systems, distributed infrastructure, and product-grade software engineering. You will architect and ship production AI systems, build scalable backend and data platforms, and work across the stack to ensure AI capabilities are observable, trustworthy, and intuitive for enterprise users.

You’ll help us define what “applied, full-stack AI” means at Standard Template Labs: designing reasoning pipelines, operationalizing LLMs and agents, shaping human-in-the-loop experiences, and bu