Machine Learning Infrastructure Engineer
Character · Redwood City, CA
About this role
## About the Role We’re looking for seasoned **Machine Learning Infrastructure Engineers** with experience designing, building, and maintaining training and serving infrastructure for ML research. ### Responsibilities - Provide infrastructure support to our ML research and product - Build tooling to diagnose cluster issues and hardware failures - Monitor deployments, manage experiments, and generally support our research - Maximize GPU allocation and utilization for both serving and training ## Requirements - 4+ years of experience supporting infrastructure within an ML environment - Experience developing tools used to diagnose ML infrastructure problems and failures - Experience with cloud platforms (e.g., **Compute Engine, Kubernetes, Cloud Storage**) - Experience working with **GPUs** ## Nice to Have - Experience with large GPU clusters and high-performance computing/networking - Experience supporting large language model training - Experience with ML frameworks like **PyTorch / TensorFlow / JAX** - Experience with **GPU kernel development** ## About Character.AI Character.AI empowers people to connect, learn, and tell stories through interactive entertainment. Over 20 million people visit Character.AI each month, using our technology to supercharge creativity and imagination. Join us in establishing this new entertainment paradigm and shaping the future of Consumer AI. *Character.AI is an equal opportunity employer and welcomes applicants from all backgrounds.*
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