Senior Machine Learning Engineer

The senior machine learning engineer at Roku will develop and optimise intelligent systems for marketing applications, employing advanced machine learning techniques such as recommendation algorithms, reinforcement learning, and neural networks. They will work on integrating models into production, ensuring low-latency real-time evaluation, and building scalable ML infrastructure from feature engineering to deployment and monitoring. The role requires strong programming skills in Python, Java, and experience with distributed frameworks like Spark or Ray, alongside a deep understanding of data analysis and model lifecycle management. Success depends on applied experience with recommendation systems, real-time scoring, and large-scale data handling, with a background in computer science or related fields. Candidates should bring a problem-solving approach, adaptability, and the ability to collaborate across technical teams to deliver impactful solutions.