Software Engineer Golang Sandbox
Paris-based AI company building frontier models, AI applications, developer tools, and compute infrastructure for enterprise and public-sector deployments.
About Mistral AI
Mistral AI develops open-weight and commercial language models and provides a full-stack AI platform spanning agents, application development, custom-model training, APIs, and AI cloud infrastructure.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will build secure, isolated, network-controlled sandbox environments for AI agents and reinforcement-learning workloads. You will develop the isolation layer, own the security boundary, optimize fleet-scale lifecycle performance, write Go, make architecture decisions, and partner with product managers on deployable platform primitives.
Requirements
- Deep knowledge of Linux internals, including namespaces, cgroups, seccomp, and virtualization
- Experience with microVMs such as Firecracker
- Experience shipping production systems in Go
- Knowledge of packet-level network isolation
- Performance profiling expertise
- 5+ years building backend or infrastructure systems
- Experience partnering with product, design, and business teams to ship software for users
Responsibilities
- Build the isolation layer using microVMs or containers, namespaces, cgroups, seccomp, and snapshot and restore capabilities
- Own the security boundary for untrusted customer code
- Scale creation latency, density, and lifecycle management for thousands of concurrent environments
- Write Go and own architecture and complex implementation decisions
- Partner with Product Managers to turn research needs into shippable primitives
Benefits
- Healthcare coverage
- Parental leave
- Retirement plans
- Relocation support
- Wellness programs
- Meal allowances
- Transportation allowances
- Location-specific perks
