About this role
ML Infrastructure Engineer at White Circle. Location: Paris or London. Role: building pipelines, designing data, tuning systems Requirements: Experience building distributed ML/LLM infrastructure for training, post-training, RL, evaluation, and inference; proficiency with deep learning frameworks, Python, GPU/debugging, and performance/profiling tooling. Category: Engineering Seniority: Senior Level Tools: PyTorch, JAX, Python, CUDA, NCCL, py-spy, PyTorch profiler, Nsight, perf, vLLM, SGLang, TensorRT-LLM, Dynamo, Kubernetes, Slurm, Ray, Rust, C++, Go, NVSHMEM, UCX, RDMA, InfiniBand, RoCE, EFA, Claude Code, Codex, Kimi Code, Pi Agent, Droid Commitment: Full Time Workplace: Hybrid Languages: English