We're seeking a Sr. Quantitative UX Researcher who is passionate about shaping the future of AI-native business applications at scale. This is a rare opportunity to define the research strategy for one of Amazon's next generation of AI-powered solutions — influencing not just product direction, but the broader field of human-AI interaction.

As a Sr. Quantitative UX Researcher, you will own experimental design, quantitative analysis, insight generation, and the measurement strategies that turn AI capabilities into meaningful, trustworthy, and human-centered experiences for millions of customers worldwide. You will help teams build, test, and learn faster by turning ambiguous product questions into clear hypotheses, meaningful success metrics, rigorous studies, and decision-ready evidence. Your work will be instrumental to how we evaluate early ideas, improve production experiences, and decide where to invest next.

This is a quant-first role, with mixed-methods responsi...