Senior Machine Learning Engineer, Ad Serving

Roku is seeking a staff-level Machine Learning Engineer to join the Ad Serving team in Boston, MA. This role will focus on optimizing Roku's advertising marketplace through advanced data analytics and machine learning techniques, driving improvements in pricing, allocation, and auction efficiency. You will develop and deploy production-grade ML systems, lead experiments, and provide technical leadership in a fast-paced, high-impact environment.

• Develop advanced ML models and research-driven methodologies
• Design and run live experiments to prototype improvements
• Build production-grade ML systems for large-scale, low-latency ad serving
• Partner with cross-functional stakeholders to define ML strategy
• Provide technical leadership and mentorship in machine learning
• 10+ years of industry experience applying ML and data science