Hiring: Senior Machine Learning Engineer Company: Roku Location: San Jose, CA Job Posted Time: 2026-09-17 09:38:34 Employment Type: Remote Target Skills & Keywords : AWS, Airflow, Feature Store, Flink, Hugging Face, Java, Kafka, Kotlin, Machine Learning, PyTorch, Python, S3, SageMaker, Scala, Spark About the job Experience: •5+ years of experience building software solutions to concrete problems Required Skills: •How will I use AI at Roku? •We value curious, adaptable builders, who can show how they’ve used AI, agents, or automation to move faster, improve quality, and scale their impact. Strong candidates know how to frame problems, guide AI-assisted work, check the output, and learn quickly. Above all, they bring curiosity, adaptability, and sound judgment. •Design, build, and maintain scalable platform services: feature store, real-time inference services, vector DBs, etc., that serve millions of transactions per second •Run and monitor online AB tests via robust platform services, analyzing platform metrics and business KPIs to optimize recommendation system performance •Collaborate closely with US-based engineering and cross-functional teams to translate business requirements into modular platform components and APIs •Enhance and evolve the ML platform ecosystem to support high developer velocity, system scalability, and adaptability to future business needs •Contribute to onboarding, training, and mentoring new team members on emerging platform engineering best practices and technologies •We’re Excited If You Have Compensation: •$229,500 - $360,000 / year •Flexible work environment (work from home / hybrid options) •Competitive benefits and rewards package •This role is eligible for health insurance, equity awards, life insurance, disability benefits, parental leave, wellness benefits, and paid time off Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!