Talent.com
Machine Learning Infrastructure Engineer
Machine Learning Infrastructure EngineerCharacter.AI • San Francisco, CA, United States
Machine Learning Infrastructure Engineer

Machine Learning Infrastructure Engineer

Character.AI • San Francisco, CA, United States
30+ days ago
Job type
  • Full-time
Job description

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

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 adventure s.

    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 level

    Not Applicable

    Employment type

    Employment type

    Full-time

    Job function

    Job function

    Engineering and Information Technology

    Industries

    Software 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 Ads

    New 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.

    #J-18808-Ljbffr

    Create a job alert for this search

    Machine Learning Engineer • San Francisco, CA, United States

    Related jobs
    Machine Learning Engineer

    Machine Learning Engineer

    Visa • Foster City, CA, United States
    Permanent
    Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more t...Show more
    Last updated: 1 hour ago • Promoted • New!
    Machine Learning Infrastructure Engineer

    Machine Learning Infrastructure Engineer

    Greylock Partners • San Francisco, CA, United States
    Full-time
    Machine Learning Infrastructure Engineer — join early B2C investment to help build large-scale ML infrastructure for a cutting-edge AI-first mobile product. Founders have experience building iconic ...Show more
    Last updated: 30+ days ago • Promoted
    Senior Machine Learning Infrastructure Engineer

    Senior Machine Learning Infrastructure Engineer

    Abridge • San Francisco, CA, United States
    Full-time
    Senior Machine Learning Infrastructure Engineer.Abridge was founded in 2018 with the mission of powering deeper understanding in healthcare. Our AI-powered platform was purpose-built for medical con...Show more
    Last updated: 8 days ago • Promoted
    Software Engineer - Machine Learning Infrastructure - USDS

    Software Engineer - Machine Learning Infrastructure - USDS

    Tik Tok • San Jose, CA, United States
    Full-time
    About the team The mission of our AML team is to push the next-generation AI infrastructure and recommendation platform for the ads ranking, search ranking, live & ecom ranking in our company.We al...Show more
    Last updated: 30+ days ago • Promoted
    Machine Learning Infrastructure Simulation Engineer, Optimus

    Machine Learning Infrastructure Simulation Engineer, Optimus

    Tesla Motors, Inc. • Palo Alto, CA, United States
    Full-time
    The Optimus Simulation team is at the forefront of advancing humanoid robotics by building a high-fidelity virtual world where Optimus can safely learn, adapt, and improve.Our mission is to recreat...Show more
    Last updated: 30+ days ago • Promoted
    Machine Learning Infrastructure Engineer

    Machine Learning Infrastructure Engineer

    Abridge • San Francisco, CA, United States
    Full-time
    Machine Learning Infrastructure Engineer.Machine Learning Infrastructure Engineer.Abridge was founded in 2018 with the mission of powering deeper understanding in healthcare.Our AI‑powered platform...Show more
    Last updated: 30+ days ago • Promoted
    Software Engineer, Machine Learning Infrastructure

    Software Engineer, Machine Learning Infrastructure

    David AI • San Francisco, CA, United States
    Full-time
    David AI is the first audio data research company.We bring an R&D approach to data–developing datasets with the same rigor AI labs bring to models. Our mission is to bring AI into the real world, an...Show more
    Last updated: 23 days ago • Promoted
    AI Infrastructure Engineer, Model Serving Platform

    AI Infrastructure Engineer, Model Serving Platform

    Scale AI, Inc. • San Francisco, CA, United States
    Full-time
    As a Software Engineer on the ML Infrastructure team, you will design and build platforms for scalable, reliable, and efficient serving of LLMs. Our platform powers cutting-edge research and product...Show more
    Last updated: 30+ days ago • Promoted
    Machine Learning Infrastructure Engineer - SIML, ISE

    Machine Learning Infrastructure Engineer - SIML, ISE

    Apple Inc. • Cupertino, CA, United States
    Full-time
    Cupertino, California, United States Software and Services.Are you passionate about Generative AI? Are you interested in working on groundbreaking generative modeling technologies to enrich billion...Show more
    Last updated: 9 hours ago • Promoted • New!
    Machine Learning Infrastructure Engineer

    Machine Learning Infrastructure Engineer

    Ambience Healthcare • San Francisco, CA, United States
    Full-time
    Ambience Healthcare is the leading AI platform for documentation, coding, and clinical workflow, built to reduce administrative burden and protect revenue integrity at the point of care.Trusted by ...Show more
    Last updated: 28 days ago • Promoted
    Machine Learning Engineer, Training Infrastructure

    Machine Learning Engineer, Training Infrastructure

    IntelliPro Group Inc. • San Francisco, CA, US
    Full-time
    Quick Apply
    Machine Learning Engineer, Training Infrastructure Position Type : Full time Location : San Francisco, CA, USA Salary Range : $150,000 - $250, 000 (USD) Job ID# : 158135 Job Description : We are l...Show more
    Last updated: 30+ days ago
    Machine Learning Engineer, Training Infrastructure

    Machine Learning Engineer, Training Infrastructure

    Hedra, Inc • San Francisco, CA, United States
    Full-time
    Hedra is a pioneering generative media company backed by top investors at Index, A16Z, and Abstract Ventures.We're building Hedra Studio, a multimodal creation platform capable of control, emotion,...Show more
    Last updated: 30+ days ago • Promoted
    Software Engineer, Machine Learning Infrastructure

    Software Engineer, Machine Learning Infrastructure

    Tik Tok • San Jose, CA, United States
    Full-time
    About The Team Our Recommendation Architecture Team is responsible for building up and optimizing the architecture for our recommendation system to provide the most stable and best experience for o...Show more
    Last updated: 30+ days ago • Promoted
    Machine Learning Infrastructure Engineers (Multiple Opportunities)

    Machine Learning Infrastructure Engineers (Multiple Opportunities)

    Greylock Partners • San Francisco, CA, United States
    Full-time
    To help support the growth of several investments in the SF Bay Area, we’re looking to connect with talented engineers who have strong infrastructure and distributed systems backgrounds and who are...Show more
    Last updated: 30+ days ago • Promoted
    Software Engineer, Machine Learning Infrastructure

    Software Engineer, Machine Learning Infrastructure

    Nuro • Mountain View, CA, United States
    Full-time
    Nuro is a self-driving technology company on a mission to make autonomy accessible to all.Founded in 2016, Nuro is building the world's most scalable driver, combining cutting-edge AI with automoti...Show more
    Last updated: 30+ days ago • Promoted
    Machine Learning Engineer, Training Infrastructure

    Machine Learning Engineer, Training Infrastructure

    Ipro Networks Pte. Ltd. • San Francisco, CA, United States
    Full-time
    Job Title : Machine Learning Engineer, Training Infrastructure | Position Type : Full time | Location : San Francisco, CA, USA | Salary Range : $150,000 - $250,000 (USD) | Job ID# : 158135.Design, imple...Show more
    Last updated: 30+ days ago • Promoted
    ML Infrastructure Engineer, Safeguards

    ML Infrastructure Engineer, Safeguards

    Anthropic • San Francisco, CA, United States
    Full-time
    Anthropic’s mission is to create reliable, interpretable, and steerable AI systems.We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group ...Show more
    Last updated: 30+ days ago • Promoted
    Machine Learning Engineer, Training Infrastructure

    Machine Learning Engineer, Training Infrastructure

    Hedra • San Francisco, CA, United States
    Full-time
    Hedra is a pioneering generative media company backed by top investors at Index, A16Z, and Abstract Ventures.We're building Hedra Studio, a multimodal creation platform capable of control, emotion,...Show more
    Last updated: 30+ days ago • Promoted