Senior Applied Scientist, Alexa Ai

Job ID: | Amazon Development Centre Italy SRLThe Alexa AI Devices team is seeking a Senior Applied Scientist with a strong background in machine and deep learning to advance and deploy state‑of‑the‑art GenAI systems. In this role, you will collaborate with talented peers to create scalable solutions for an innovative conversational assistant, aiming to revolutionize user experiences for millions of Alexa customers.You will work to bridge research and innovation with production deployment of high‑efficiency services supporting high‑throughput traffic. Creating reliable, scalable, and high‑performance products requires exceptional technical expertise and a sound understanding of Machine Learning, NLP, LLM fundamentals, and problem‑solving approaches. This role involves close collaboration with business partners, engineering teams, and fellow scientists within the team and across Amazon to raise the bar in operational excellence, improving tools and automating workflows. You will lead high‑visibility, high‑impact programs in partnership with various teams across the company.The ideal candidate is self‑motivated, thrives in ambiguous and fast‑paced environments, possesses the drive to tackle complex challenges, and excels at swiftly delivering impactful solutions while iterating based on user feedback. You will inspire and lead other scientists in pushing the boundaries of scientific innovation in the field, fostering a culture of excellence and breakthrough research.Key job responsibilitiesResearch, develop, and implement real‑time AI services that advance the state of the art in GenAIConduct comprehensive analysis of algorithms, methodologies, and experimental findings to drive innovationCreate reliable, efficient, and effective code for production systems while maintaining high standards of software engineering excellence and operational reliabilityPartner with cross‑functional teams to architect and execute technically rigorous AI projectsAdapt quickly to evolving technical requirements and deadlines in a dynamic environmentCommunicate technical concepts effectively across teams through both written and verbal channelsContribute to research publications in internal and external top venuesSupport on‑call activities for critical systems as neededA day in the lifeAs a Senior Applied Scientist, you will own the design and development of end‑to‑end systems. You’ll have the opportunity to write technical white papers, create technical roadmaps and drive production level projects that will support Amazon Science. You will have the opportunity to design new algorithms, models, or other technical solutions whilst experiencing Amazon’s customer focused culture. The ideal scientist must have the ability to work with diverse groups of people and cross‑functional teams to solve complex business problems.Basic QualificationsPhD in engineering, technology, computer science, machine learning, robotics, operations research, statistics, mathematics or equivalent quantitative fieldExperience programming in Java, C++, Python or related languageExperience with neural deep learning methods and machine learningExperience in building machine learning models for business applicationExperience with modeling tools such as R, scikit‑learn, Spark MLLib, MxNet, Tensorflow, numpy, scipy etc.Preferred QualificationsPublications at top‑tier peer‑reviewed conferences or journalsExperience in GenAI production systems developmentExperience leading/coaching junior scientistsAmazon is an equal opportunities employer. We believe passionately that employing a diverse workforce is central to our success. We make recruiting decisions based on your experience and skills. We value your passion to discover, invent, simplify and build. Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice ( ) to know more about how we collect, use and