Crunchyroll · 5 hours ago
Senior Machine Learning Engineer, Fraud Detection
San Francisco, CA
Full-time
Onsite
Senior Level
$185K/yr - $230K/yr
5+ years expCrunchyroll is a company that delivers the art and culture of anime to a passionate community. In the role of Senior Machine Learning Engineer, you will lead the creation and deployment of scalable ML models to detect account sharing fraud, collaborating with cross-functional teams to enhance detection accuracy and minimize user disruption.
Subscription ServiceVideo
Responsibilities
Design and implement machine learning algorithms, including anomaly detection models, to identify unauthorized account sharing in real-time
Develop end-to-end ML pipelines for data preprocessing, model training, evaluation, and deployment using cloud platforms
Optimize models for performance, scalability, and efficiency to handle high-volume streaming data
Integrate ML solutions with existing systems via APIs and establish monitoring for model drift and retraining
Collaborate on A/B testing and iteration to refine algorithms based on feedback and evolving evasion tactics
Qualification
Required
5+ years of hands-on experience in ML engineering, with a track record in fraud or anomaly detection systems, ideally in online, consumer facing products and services
Expert in Python and frameworks like TensorFlow, PyTorch, or XGBoost, with proficiency in MLOps tools such as MLflow, Docker, and cloud services like AWS SageMaker, Databricks MLFlow, etc
Experience with cloud computing infra and tooling such as AWS/GCP
Experienced in working with data scientists, engineers, and product teams to deploy models that support business goals like revenue optimization
Strong ability to document technical processes and explain algorithm decisions to diverse stakeholders for seamless integration
Possess a master's degree in computer science, machine learning, or a related quantitative field
Excellent verbal and written communication skills, with the ability to convey complex technical concepts to non-technical stakeholders
Graduate degree (MS or PhD) in Computer Science, Statistics, or a related field
Preferred
Certifications in cloud ML being a plus
Benefits
Receive a great compensation package including salary plus performance bonus earning potential, paid annually.
Flexible time off policies allowing you to take the time you need to be your whole self.
Generous medical, dental, vision, STD, LTD, and life insurance
Health Saving Account HSA program
Health care and dependent care FSA
401(k) plan, with employer match
Employer paid commuter benefit
Support program for new parents
Pet insurance and some of our offices are pet friendly!
Company
Crunchyroll
Crunchyroll is a video service provider for Japanese animated productions and Asian media services. It is a sub-organization of Ellation.
1001-5000 employees
H1B Sponsorship
Crunchyroll has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (23)
2024 (15)
2023 (6)
2022 (8)
Funding
Current Stage
Late StageTotal Funding
$26.8MKey Investors
Otter MediaTV Tokyo
2020-12-09Acquired
2015-11-20Series Unknown· $22M
2010-03-25Series Unknown· $0.75M
Leadership Team
Punnoose Isaac
SVP and Head of Center for Data and Insights
Monique Barash
VP, People & Capabilities
Recent News
2025-12-22
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Company data provided by crunchbase