Sandbox Platform Engineer — Rust/Python, Scale

Mistral.ai; Paris; Presencial; EUR 90.000 - 130.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Healthcare coverage

Relocation support

Descripción de la vacante

Mistral.ai is seeking a Research Software Engineer for the Sandboxes team to design, build, and operate a platform that runs isolated environments for untrusted code at scale across Kubernetes clusters.

You will work on low-level virtualization, distributed systems, and platform design, writing clean, reliable systems code in Rust and Python. A senior, small-team setting means ownership and impact are high.

Formación

• Deep background in building and operating large-scale infrastructure.
• Experience with Kubernetes and cluster operations or related areas.
• Fluency in Python or Rust, with ability to write high-performance, secure systems code.

Responsabilidades

• Design, build, and operate the sandboxing platform that runs untrusted code at scale across multiple Kubernetes clusters.
• Develop the sandbox runtime leveraging Firecracker for fast startups and efficient scheduling.
• Improve performance and latency to support millions of concurrent sandboxes.
• Write robust systems code in Python and Rust; review CI/CD and observability across the platform.
• Own cross-cluster networking and security boundaries, plus monitoring for suspicious activity.
• Collaborate with researchers and ML engineers to turn needs into platform features.

Conocimientos

Distributed systems

Kubernetes

Cross-cluster networking

Observability

Low-level virtualization

Python or Rust

Herramientas

Firecracker

Python

Rust

CI/CD tooling

Descripción del empleo

Mistral.ai is seeking a Research Software Engineer for the Sandboxes team to design, build, and operate a platform that runs isolated environments for untrusted code at scale across Kubernetes clusters.

You will work on low-level virtualization, distributed systems, and platform design, writing clean, reliable systems code in Rust and Python. A senior, small-team setting means ownership and impact are high.