Backend Engineer, API

SpaceXSI is building an API that serves its models to developers worldwide. The Backend Engineer will build and operate scalable, reliable production infrastructure and own the end-to-end system for high-throughput, low-latency inference.

Responsibilities:

• Build the SpaceXSI API that serves our models to developers worldwide
• Own the end-to-end system responsible for high-throughput inference, handling billions of tokens per minute with low latency and high availability, including model serving infrastructure, request routing, SDK development, rate limiting, observability, and efficient scaling