We are looking for PhD students to join Amazon Search in Berlin for a 3-6 month internship in 2020. The scale and impact of Amazon search is huge and we need passionate, talented, and inventive scientists to realize the future of product search worldwide. The Search Customer Experience team is responsible for worldwide customer facing search features including everything from the moment a customer clicks into the search box to when they view search results. We develop and deploy machine learning methods to build smarter and more personalized experiences for our customers. Our work draws upon a wide range of disciplines including, but not limited to, information retrieval, natural language processing, reinforcement learning, deep learning, data management, and ML systems design.