Software Engineer - ML Infrastructure

Arena Intelligence is seeking an ML Infrastructure Software Engineer to lead the design and development of scalable, low-latency model inference infrastructure, high-performance post-training infrastructure for reinforcement learning (RL), distributed ML training job execution, and comprehensive model evaluation frameworks. In this role, you’ll architect systems that execute complex training, inference, and evaluation workloads at scale, powering the insights that help researchers and developers build the world’s most advanced AI models.

Working in close partnership with ML researchers, your contributions will be foundational to surfacing trustworthy, transparent, and timely evaluation and training signals across the platform. This role is ideal for someone who thrives in fast-moving environments, cares deeply about performance and reliability, and wants to build systems that advance state-of-the-art AI capabilities.