Senior Machine Learning Engineer

A Senior Machine Learning Engineer at Roku develops and improves intelligent systems to enhance marketing efforts using data-driven approaches. The role involves applying techniques such as recommendations, reinforcement learning, and neural networks to address various business challenges, including ad relevance, customer personalisation, and campaign optimisation. It requires skills in building real-time inferencing services with frameworks like Spark and Ray and managing entire ML model lifecycles, from feature engineering to deployment. Successful candidates will have experience with productionised machine learning solutions, distributed frameworks, and coding in Python or Java. They should hold qualifications in computer science or related fields and possess strong problem-solving and collaboration skills. The position supports hybrid working with in-office and remote elements, aligning with Roku's flexible work environment.