SpaceX Super Intelligence
Open positions
Backend Engineer - API
Backend engineer building and owning SpaceXSI's public API that serves its Grok models to developers worldwide — high-throughput, low-latency inference infrastructure (billions of tokens per minute), request routing, rate limiting, SDKs, and observability. Most backend code is written in Rust; expert Rust or C++ is required.
iOS Engineer — Build High‑Impact AI Mobile UIs
iOS engineer at SpaceX Super Intelligence building the mobile experience for its AI application. Day to day you own iOS features end-to-end — from architecture through App Store deployment — collaborating with AI researchers to ship fast, polished, globally deployed mobile UIs.
Mobile iOS Engineer
iOS engineer on a small team at SpaceX Super Intelligence building the Grok AI mobile app, crafting pixel-perfect, high-performance experiences for interacting with AI on mobile and owning features end-to-end from architecture to App Store release. Core stack: Swift, SwiftUI, UIKit, Combine, with REST/gRPC integrations.
Backend engineer for APIs
Backend engineer in London building the company's public AI API: owning end-to-end high-throughput, low-latency inference serving for Grok models — model-serving infrastructure, request routing, SDKs, rate limiting, observability, and scaling — using Rust or C++ with databases like PostgreSQL, ClickHouse, and MongoDB.