Magic
Open positions
Member of Technical Staff Kernels
You will design, implement, deploy, and maintain high-performance kernels that improve throughput and latency for training and inference. You will optimize long-context workloads, test for correctness and robustness,…
Member of Technical Staff RL Research and Environments
You will build datasets, evaluation frameworks, reward signals, and training environments for post-training. You will run experiments across data and reward designs, improve pipeline reliability and observability, and…
Member of Technical Staff Pre-training Systems
You will design and operate distributed infrastructure for large-scale model training. You will scale training across GPU clusters, optimize communication and synchronization, improve checkpointing and recovery,…
Member of Technical Staff Security Engineer
You will build security tooling, automation, and infrastructure. You will secure developer and production systems, support sandbox isolation, create guardrails for AI attack vectors, protect sensitive assets, and…
Member of Technical Staff Inference and RL Systems
You will design and operate distributed systems that serve models in production and support large-scale post-training workflows. You will optimize inference performance, manage reliability across RL pipelines, automate…