Research Software Engineer - Scalable AI Pipelines

Mistral; Warszawa; Hybrid; PLN 389,610 - 606,060; Full time

Job summary

Mistral is seeking a Research Engineer to design and harden the codebase, tooling, and distributed services enabling scientists to train and ship frontier-scale models. You will join the Research Software Engineering team to build and maintain shared dev-tools, evaluation/data pipelines, training framework, cluster tooling and CI/CD.

Based in Europe with hybrid/remote options, the role requires 4+ years in distributed systems and fluency in Python plus a systems language; experience with

Qualifications

• 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-energy.

Responsibilities

• Own complex parts of large-scale pipelines and 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 libraries.

Skills

Python

CI/CD

Observability

Modular code design

Kubernetes

SLURM

Distributed systems

Education

Master’s in Computer Science (or equivalent experience)

Tools

Kubernetes

SLURM

Job description

Mistral is seeking a Research Engineer to design and harden the codebase, tooling, and distributed services enabling scientists to train and ship frontier-scale models. You will join the Research Software Engineering team to build and maintain shared dev-tools, evaluation/data pipelines, training framework, cluster tooling and CI/CD.

Based in Europe with hybrid/remote options, the role requires 4+ years in distributed systems and fluency in Python plus a systems language; experience with