ML Infrastructure Engineer

We're looking for an ML Infrastructure Enginee r to join White Circle , an AI Safety company building the policy enforcement and optimization layer for AI systems. Backed by $11M from senior leaders at OpenAI, Anthropic, HuggingFace, Mistral, and DeepMind, White Circle processes 100M+ API calls monthly and runs its own LLMs in production. You will Build scalable RL and post-training pipelines, including smoke tuning runs for quality testing and ablations. Design data control systems for rollouts