Applied Scientist, Alexa International Tech
Core
Develop novel algorithms and modeling techniques for multi-modal Large Language Models (LLMs) and speech generation systems to make Alexa sound natural, expressive, and culturally relevant across multiple languages.
Role type
Applied Scientist (Generative AI / Speech Synthesis)
Builds
Production-ready GenAI models and multimodal systems for the Alexa assistant
Domain
Consumer AI, Speech Technology, Large Language Models
Deliverable
production ML models
Required skills
deep learning, large language models, multimodal AI, speech generation, experimental design, rapid prototyping, model optimization
Preferred skills
publishing at top-tier conferences, mentoring junior scientists, technical leadership
Technologies
Large Language Models, multimodal systems, heterogeneous data sources
Responsibilities
Design and conduct experiments to validate hypotheses for speech generation models; collaborate with engineering teams to transition research prototypes into production systems; mentor junior scientists and influence technical direction; communicate complex model results to technical and non-technical stakeholders.
Seniority
Senior, hands-on IC with mentorship responsibilities