Character.AI

Machine Learning Infrastructure Engineer

Character.AI
Apply
over 1 year ago
Foster City, CA, USAMid Level
H1B Sponsor

Base Salary

$150k - $350k/yr

Responsibilities

  • Provide infrastructure support for ML research and product workloads.
  • Build tooling to diagnose cluster issues and hardware failures.
  • Monitor deployments, manage experiments, and support ML research operations.
  • Maximize GPU allocation and utilization for serving and training.

Requirements

  • At least four years of experience supporting infrastructure within a machine learning environment.
  • Experience developing tools to diagnose ML infrastructure problems and failures.
  • Experience with cloud platforms such as Compute Engine, Kubernetes, and Cloud Storage.
  • Experience working with GPUs.
  • Experience with large GPU clusters and high-performance computing or networking is preferred.
  • Experience supporting large language model training is preferred.
  • Experience with PyTorch, TensorFlow, or JAX is preferred.
  • Experience with GPU kernel development is preferred.

Tech Stack

Character.AI

About Character.AI

51-200 employees

Character.AI isn’t just another AI chat app—it’s an infinite playground for your imagination, creativity, and exploration. Dive into immersive conversations, create your own AI chatbots, and join a vibrant community of creators.