Applied Scientist, Alexa International Tech

Alexa International is looking for a passionate, talented, and inventive Applied Scientist to help build industry-leading technology with Large Language Models (LLMs) and ASR, TTS, & Speech to Speech models, Basic qualifications: - Experience programming in Java, C++, Python or related language - Master's degree in CS, CE, ML, or related field; or Bachelor's degree with 2+ years of relevant research or industry experience - Foundational knowledge of state-of-the-art LLM architectures, training, evaluation, and post-training techniques (SFT, DPO, RLHF, RLAIF) - Knowledge of standard speech and machine learning techniques Preferred: - Have publications at top-tier peer-reviewed conferences or journals - Experience in building speech recognition, machine translation and natural language processing systems - Experience in professional software development Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.