Source:
Research Software Engineer
Mistral AI
Paris; Warsaw; Zurich; London, France
Publication date: 30/08/2026
As a Research Engineer on the software side, you will design and harden the codebase, tools and distributed services that let our scientists train and ship frontier-scale models. You do not need prior ML experience; what matters is writing clean, reliable code that scales. You will join our Research Software Engineering team to build and maintain shared dev-tools, evaluation & data pipelines, training framework, cluster tooling and CI/CD.
Responsibilities
As a Research Engineer on the software side, you will design and harden the codebase, tools and distributed services that let our scientists train and ship frontier-scale models; You will join our Research Software Engineering team to build and maintain shared dev-tools, evaluation & data pipelines, training framework, cluster tooling and CI/CD; Accelerate researchers by owning the complex parts of large-scale pipelines and delivering robust internal tooling; Interface research with product: expose clean APIs, automate model pushes, surface live metrics; Write efficient, well-tested Python and systems code; enforce code review, CI, and observability; Design and optimise distributed services (Kubernetes / SLURM, thousands-of-GPU jobs); Prototype utilities (CLI, dashboards) and carry them through to stable, shared librariesRequirements
Master’s in Computer Science (or equivalent experience); 4+ years building and operating large-scale or distributed systems; Strong software-design instincts: modular code, tests, CI/CD, observability; Fluency in Python plus one systems language (C++, Rust, Go or Java); Hands-on with container orchestration and schedulers (Kubernetes / K8s, SLURM, or similar); Comfortable profiling performance, optimising I/O, and automating workflows; Self-starter, low-ego, collaborative, high-energyNice to have
Exposure to ML workloads or data-processing pipelines; Experience with GPU clusters or CUDA; Open-source contributions or widely used internal toolsBenefits
healthcare coverage; parental leave; retirement plans; relocation support; wellness programs; meal and transportation allowances; location-specific perks; accommodation and travelling covered for first week of onboardingHow to apply
Apply online: https://www.jobs.pl/en/oferta/100034987/aplikuj
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