Machine Learning Infrastructure Engineer
Posted 96 days ago
Job Description
This job posting has expired and no longer accepting applications.
About the role
We’re looking for seasoned ML 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 the infrastructure within an ML environment
Experience in 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 with 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 every month, using our technology to supercharge their creativity and imagination. Our platform lets users engage with tens of millions of characters, enjoy unlimited conversations, and embark on infinite adventures.
In just two years, we achieved unicorn status and were honored as Google Play's AI App of the Year—a testament to our innovative technology and visionary approach.
Join us and be a part of establishing this new entertainment paradigm while shaping the future of Consumer AI!
At Character, we value diversity and welcome applicants from all backgrounds. As an equal opportunity employer, we firmly uphold a non-discrimination policy based on race, religion, national origin, gender, sexual orientation, age, veteran status, or disability. Your unique perspectives are vital to our success.
This job posting has expired and no longer accepting applications. Please check out our latest AI jobs.
Character AI
1 job posted
About the job
Dec 5, 2025
Jan 4, 2026
Similar Jobs
Stripe
19 days agoSoftware Engineer, Machine Learning Infrastructure
SFView detailsDoorDash
8 days agoSoftware Engineer, Machine Learning Infrastructure
San Francisco, CASunnyvale, CASeattle, WA$131K - $192K/yrView detailsStripe
1 day agoSoftware Engineer, Machine Learning Infrastructure
N/AView detailsVisa
26 days agoMachine Learning Engineer
Foster City, CA$137K - $193K/yrView detailsOtter
21 days agoMachine Learning Engineer
Mountain View, CA$155K - $207K/yrView detailsFaculty
21 days agoMachine Learning Engineer
LondonView detailsPaypal
22 days agoMachine Learning Engineer
Chicago, Illinois$118K - $174K/yrView detailsGrab
19 days agoMachine Learning Engineer
Petaling Jaya, Selangor, MalaysiaView detailsGrab
13 days agoMachine Learning Engineer
Petaling Jaya, Selangor, MalaysiaView detailsVisa
12 days agoMachine Learning Engineer
Bengaluru, IndiaView details
Looking for something different?
Browse all AI jobsNever miss a new AI job
Get the latest AI jobs delivered to your inbox every week. Free, no spam.
