Teamwork makes the stream work Roku is changing how the world watches TV Roku is the 1 TV streaming platform in the U S Canada and Mexico and we ve set our sights on powering every television in the world Roku pioneered streaming to the TV Our mission is to be the TV streaming platform that connects the entire TV ecosystem We connect consumers to the content they love enable content publishers to build and monetize large audiences and provide advertisers unique capabilities to engage consumers From your first day at Roku you ll make a valuable - and valued - contribution We re a fast-growing public company where no one is a bystander We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines About the team Roku pioneered streaming to the TV We connect users to the streaming content they love enable content publishers to build and monetize large audiences and provide advertisers with unique capabilities to engage consumers Roku streaming players and Roku TV TM models are available worldwide through direct retail sales and licensing arrangements with TV brands and pay-TV operators About the role We seek an outstanding creative and passionate Machine Learning engineer to join Roku s Recommendation team You will be responsible for building and owning the next generation of content recommendations and other algorithms systems that will make the experience for our many millions of Roku users 100 personalized and unique What you ll be doing Apply state of the art ML on recommendations using techniques in deep learning bandits transformers LLMs causal inference and optimizations to make our users more delighted and engaged on the platform Run online AB tests and analyze them against the critical business KPIs Collaborate with US engineering teams as well as cross-functional teams to translate business requirements into technical specifications Nurture our ML ecosystem to make it withstand scale developer velocity and future business shifts Help in training and mentoring new team members We re excited if you have 5 years of experience applying Machine Learning to concrete problems at large scale Strong CS fundamentals Should be able to write an algorithm with ease Solid understanding of Data Science and ML fundamentals - Regression Classification Tree-based approach Neural network and sequence-based models Understanding of NLP approaches like W2V or Bert Should be able to identify the right KPIs and Objective functions Good understanding of system architecture Have experience in big data technologies - streaming architecture data pipelines etc Bachelors in Computer Science Statistics or related field Preferred Skills Build Recommender Systems for a living Experience with Java Scala or Python Work with big data systems - Spark EMR S3 AirFlow Hold an MS or PhD in CS or related fields AI literacy and curiosity You have either tried Gen AI in your previous work or outside of work or are curious about Gen AI and have explored it LI-NK1 Benefits Roku is committed to offering a diverse range of benefits as part of our compensation package to support our employees and their families Our comprehensive benefits include global access to mental health and financial wellness support and resources Local benefits include statutory and voluntary benefits which may include healthcare medical dental and vision life accident disability commuter and retirement options 401 k pension Our employees can take time off work for vacation and other personal reasons to balance their evolving work and life needs It s important to note that not every benefit is available in all locations or for every role For details specific to your location please consult with your recruiter The Roku Culture Roku is a great place for people who want to work in a fast-paced workplace where everyone is focused on the company s success rather than their own We try to surround ourselves with people who are great at their jobs who are easy to work with and who keep their egos in check We appreciate a sense of humor We believe a fewer number of very talented folks can do more for less cost than a larger number of less talented teams We re independent thinkers with big ideas who act boldly move fast and accomplish extraordinary things through collaboration and trust In short at Roku you ll be part of a company that s changing how the world watches TV We have a unique culture that we are proud of We think of ourselves primarily as problem-solvers which itself is a two-part idea We come up with the solution but the solution isn t real until it is built and delivered to the customer That penchant for action gives us a pragmatic approach to innovation one that has served us well since 2002 To learn more about Roku our global footprint and how we ve grown visit https www weareroku com factsheet By providing your information you acknowledge that you want Roku to contact you about job roles that you have read Roku s Applicant Privacy Notice and understand that Roku will use your information as described in that notice If you do not wish to receive any communications from Roku regarding this role or similar roles in the future you may unsubscribe here at any time