Senior Machine Learning Engineer, Search & Recommendations at Roku

📋 Description

• Apply ML to improve search ranking and discovery.
• Build ML systems with DL, transformers, LLMs, and causal inference.
• Collaborate with cross-functional teams to translate requirements into specs.
• Own ML roadmap and drive technical leadership for search products.
• Run online AB tests and analyze KPIs to improve outcomes.
• Mentor engineers and help recruit new team members.

🎯 Requirements

• 8+ years ML experience (or PhD +6) in large-scale problems.
• Strong ML fundamentals: classification, deep nets, seq models.
• Familiar with NLP stacks and multi-modal representations.
• Experience with Spark, S3, Airflow.
• Proficient in Python, Java or Scala.
• Able to translate business needs into technical specs; good comms.

🎁 Benefits

• Global mental health and financial wellness resources.
• Healthcare, life, disability, dental, and retirement options.
• Commuter benefits and paid vacation/personal time.
• Hybrid work: in-office Mon-Thu, Fridays remote.