Sr. Applied Scientist, C360

About the Role Are you a scientist passionate about advancing Information Retrieval, NLP, and Large Language Models? Do you want access to massive datasets, world‐class compute, and a team of top scientists and engineers building the future of e-commerce? If so, you'll be a great fit for our team at Amazon. We build large‐scale ML solutions that deliver personalized, up‐to‐date recommendations to millions of customers. Our team is uniquely positioned to shape how customers think about their shopping journey. Key Responsibilities Own the scientific roadmap for personalization initiatives, identifying high‐impact research directions and translating ambiguous business problems into well‐defined ML formulations. Design and lead end‐to‐end systems spanning recommendations, information retrieval, and LLM fine‐tuning, from problem framing through offline experimentation to production A/B testing and launch. Drive technical decisions on model architecture, training methodology, and eva...