Oracle Cloud Infrastructure (OCI) is seeking a Principal Applied Data Scientist to join their Generative AI Service team. This role combines cutting-edge AI development with enterprise-scale cloud solutions, focusing on Large Language Models (LLMs), Agents, and Retrieval Augmented Generation (RAG). The position requires deep expertise in machine learning, particularly in areas like parameter-efficient fine-tuning and advanced prompt engineering. You'll work directly with strategic customers, designing and implementing scalable AI solutions while collaborating with applied scientists and product managers. The role demands strong technical skills in Python, OpenSearch, and various ML frameworks, along with the ability to optimize model performance and build reusable solution patterns. Oracle offers comprehensive benefits including medical, dental, and retirement options, plus opportunities for professional growth in a leading cloud technology company. This position represents a unique opportunity to shape the future of enterprise AI solutions while working with cutting-edge technologies in a global team environment.