Amazon Applied Scientist Alexa Daily Essentials 

Canada, British Columbia, Vancouver 

401850620

Alexa Daily Essentials is hiring an Applied Scientist to research and implement large language model innovations to enhance Alexa's language understanding, knowledge representation, reasoning and generation capabilities.As an applied scientist, you will advance state of the art techniques in ML and LLM, and work closely with product and engineering teams to build the next generation of the Alexa smart assistant.Key job responsibilities
- Rapidly prototype ML/LLM solutions, evaluate feasibility, and drive projects to production deployment
- Continuously monitor and improve model performance through retraining, parameter tuning, and architecture refinements
- Develop new training and inference techniques to improve model performance- Research and develop LLM innovations, and lead paper publications.
- Code proficiently in Python (required) and Java (preferred); optimize systems for high performance at scale; contribute code directly into production services- Clearly communicate complex technical concepts to non-technical stakeholders and leadership

- PhD, or Master's degree and 4+ years of CS, CE, ML or related field experience
- 2+ years of building machine learning models for business application experience
- Experience implementing algorithms using both toolkits and self-developed code
- Experience in patents or publications at top-tier peer-reviewed conferences or journals
- Experience programming in Java, C++, Python or related language

- 3+ years of hands-on predictive modeling and large data analysis experience
- Experience using Unix/Linux
- Experience in professional software development