Design a Retrieval-Augmented Generation (RAG) system
Company: OpenAI
Role: Software Engineer
Category: ML System Design
Difficulty: hard
Interview Round: Technical Screen
Overview: This question evaluates a candidate's ability to design production-grade Retrieval-Augmented Generation systems, testing competencies in information retrieval, embedding and indexing strategies, LLM integration, scalability, access control, and observability within the ML system design domain.