Founding Platform Engineer

Location: Toronto, Ontario

About the Company

Our client is building an AI-native operating layer for modern enterprises — a platform that blends deterministic execution with governed, production-grade AI. They’re early‑stage, already shipping core technology, and have proven the concept with a working compiler, runtime, and reference implementations. The foundation is real. What’s next is scale.

This is not a “blank page” startup. The hard ideas are already working. The challenge now is turning a powerful prototype into an industrial‑grade system that can run the most demanding business workloads.

Opportunity

As a Founding Platform Engineer, you’ll design and build the next generation of the company’s core runtime in Rust. This layer is responsible for executing business logic, managing entity lifecycles, and enforcing correctness at enterprise scale.

You’ll own the system’s performance envelope, its execution model, and the evo...