Machine Learning Infrastructure Engineer

15 Days Old

Machine Learning Infrastructure Engineer Join to apply for the Machine Learning Infrastructure Engineer role at Character.AI Machine Learning Infrastructure Engineer Join to apply for the Machine Learning Infrastructure Engineer role at Character.AI Get AI-powered advice on this job and more exclusive features. About The Role
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We’re looking for seasoned ML Infrastructure engineers with experience designing, building and maintaining training and serving infrastructure for ML research. 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.Seniority level Seniority levelNot Applicable Employment type Employment typeFull-time Job function Job functionEngineering and Information Technology IndustriesSoftware Development Referrals increase your chances of interviewing at Character.AI by 2x Sign in to set job alerts for “Machine Learning Engineer” roles.Fall 2025 Intern, Artificial Intelligence/Machine Learning Mountain View, CA $155,000.00-$207,000.00 2 weeks ago San Francisco, CA $130,000.00-$230,000.00 5 months ago Sunnyvale, CA $141,000.00-$202,000.00 1 day ago Software Engineer, AI Platform - New Grad San Francisco, CA $140,000.00-$215,000.00 4 weeks ago Machine Learning Engineer (I, II, or Sr.) San Jose, CA $119,000.00-$177,000.00 6 days ago Staff Software Engineer, AI/ML Recommendations, Rankings, Predictions, YouTube San Jose, CA $113,500.00-$250,000.00 1 week ago Staff Software Engineer, AI/ML Recommendations, Rankings, Predictions, YouTube Mountain View, CA $141,000.00-$202,000.00 1 week ago San Jose, CA $120,700.00-$228,600.00 1 week ago Data Scientist III, Research, Search AI Overview Mountain View, CA $141,000.00-$202,000.00 2 weeks ago San Jose, CA $120,700.00-$228,600.00 1 week ago Palo Alto, CA $150,000.00-$220,000.00 3 weeks ago Staff Software Engineer, AI/ML Recommendations, Rankings, Predictions, Google AdsNew Grads 2025 - Software Engineer, Algorithm San Jose, CA $120,000.00-$165,000.00 9 months ago New Grads 2025 - Software Engineer - Computer Vision/Deep Learning San Jose, CA $120,000.00-$165,000.00 8 months ago Data Scientist, Energy Analytics, Google Cloud Sunnyvale, CA $166,000.00-$244,000.00 2 weeks ago San Jose, CA $113,500.00-$250,000.00 1 week ago San Francisco, CA $88,000.00-$140,000.00 4 weeks ago San Francisco, CA $130,000.00-$238,000.00 2 days ago Mountain View, CA $125,400.00-$188,100.00 2 weeks ago Staff Data Scientist, Research, Search Platforms Mountain View, CA $197,000.00-$291,000.00 1 week ago San Francisco, CA $163,200.00-$223,200.00 2 weeks ago Machine Learning Engineer, Search Ads, Shopping Relevance Models Mountain View, CA $141,000.00-$202,000.00 5 days ago Machine Learning Engineer (I, II, or Sr.)Data Scientist, Analytics - Safety Response San Francisco Bay Area $140,000.00-$157,500.00 19 hours ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.
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Location:
San Francisco, CA
Salary:
$250
Category:
Engineering

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