Director, Machine Learning Engineering

About the Role

The Machine Learning team at Tubi is responsible for driving innovation around personalized user experiences. As a service with the biggest library in the streaming industry and hundreds of millions of users, the team works on complex challenges in recommendations, search, content analysis, and advertisement optimization, shaping the future of streaming entertainment.

We are looking for a Director of Machine Learning Engineering who will lead and grow a top-tier ML engineering group while maintaining close involvement with technical work. This leadership role demands hands-on involvement in setting the strategic direction for recommendation engines, personalization, and ad optimization systems, including foundational modeling. You will engage deeply with algorithms and code, making critical technical decisions firsthand. Your work will address sophisticated ML challenges at scale, collaborating closely with cross-functional partners to deliver impactful solutions that enhance the viewing experience for hundreds of millions.

Responsibilities

• Lead and expand a high-performing machine learning engineering team, fostering excellence, ownership, and rapid development cycles.
• Define and implement the strategic roadmap for recommendation, personalization, and ad optimization systems tailored for a worldwide audience.
• Remain actively involved at the technical level by diving deep into algorithmic elements and system components to ensure models perform optimally and scale well across various regions and products.
• Lead the design, development, and deployment of cutting-edge recommendation systems and algorithms, tackling the most demanding ML problems.
• Develop and maintain comprehensive ML pipelines encompassing data extraction, feature engineering, model training, validation, deployment, and serving.
• Continuously evaluate and improve deployed models to align with business objectives and deliver superior user experiences.
• Collaborate closely with Product, Engineering, and Content teams to define requirements, set priorities, and roll out ML-driven initiatives that bolster user engagement.

Requirements

• Over a decade of professional experience in machine learning with a strong background in building and deploying large-scale ML systems end-to-end.
• At least three years of leadership experience managing technical teams while maintaining a hands-on approach.
• A master's or doctoral degree in Computer Science, Machine Learning, Statistics, Mathematics, or related disciplines, or equivalent practical expertise.
• Extensive knowledge of deep learning applied to recommendation and personalization systems, with practical experience using TensorFlow, PyTorch, or similar frameworks.
• Proven skills in building and managing full-stack ML pipelines, covering data extraction, mining, feature creation, model training, testing, and deployment.
• Strong grasp of statistical methodologies including hypothesis testing, regression analysis, and model performance metrics relevant to ML.
• Capability to thoroughly analyze individual components and system architecture to ensure cohesive ML solution design.
• Excellent communication and influencing skills to steer product and technical strategy effectively.

Compensation and Benefits

The annual salary for this position in Toronto ranges from CAD 272,900 to CAD 417,200, with the final offer depending on qualifications, experience, and skills. The role also features eligibility for a discretionary yearly bonus, a long-term incentive plan, and benefits such as medical, dental, and vision coverage, insurance, paid vacation, and other standard benefits as per applicable plans.

Tubi offers a Flexible Time Off policy instead of traditional vacation, and a generous Parental Leave Program providing 12 weeks of paid bonding leave (with pay top-up in Canada) within the first year following birth or adoption, supplementing government leave and disability policies. Additionally, full-time staff receive a monthly wellness reimbursement.

About Tubi

Tubi is a free streaming platform catering to over 100 million active users monthly, boasting the world's largest catalog of Hollywood films, TV shows, creator-led stories, and original content targeting passionate fans. Established in 2014 and headquartered in San Francisco, Tubi operates under Tubi Media Group, a division of Fox Corporation.

Equal Opportunity

This employer is committed to inclusive hiring practices and provides equal opportunity to candidates irrespective of race, color, religion, gender, national origin, gender identity, disability, veteran status, or other legally protected statuses. Applicants with criminal histories will be considered consistent with applicable laws.