Amazon
Principal Applied Scientist, Prime Video Personalization & Discovery
$229K–$309K
Sunnyvale, CA · Principal · Full-time · Posted Apr 13, 2026
- Experience
- 8+ years; alternatively, a Master’s with 10+ years of applied experience is specified for the education qualification.
- Education
- PhD in machine learning, computer science, statistics, or a related field, or a Master’s with 10+ years of applied experience.
About the job
Leads the research, development, and production deployment of AI systems for Prime Video personalization and discovery, while shaping technical strategy and mentoring teams.
What you'll do
- Invent, prototype, and productionize AI solutions for personalization and discovery.
- Lead cross-functional technical strategy, A/B testing, and data analysis to guide product direction.
- Mentor scientists and engineers, raise technical standards, and publish research.
What they ask for
- PhD in machine learning, computer science, statistics, or a related field, or a Master’s with 10+ years of applied experience.
- 8+ years designing, building, and deploying ML models for real-world business applications at scale.
- Proven leadership driving cross-functional ML/AI initiatives from ideation through production.
- Programming in Python, Java, or C++; ML framework experience; deep expertise in recommendation systems, search relevance, or large-scale personalization.
Nice to have
- Strong publication record at top-tier conferences.
- Experience with large-scale distributed systems such as Hadoop or Spark; ability to influence roadmaps and mentor others.
Pay
228,700.00 - 309,400.00 USD annually (base salary)
Tools
Python, Java, C++, TensorFlow, PyTorch, Hadoop, Spark
AI focus
Develops and deploys AI for personalized recommendations, search, marketing, and content discovery, using deep learning, generative AI, reinforcement learning, and optimization.
Model-written summary · the original posting is authoritative