ChatGPT The Big Data projects course includes five projects: Data Engineering with PDF Summary Tool: Create a Streamlit app to summarize PDFs, comparing nougat and PyPDF libraries, and integrate architectural diagrams. Large Language Models for SEC Document Summarization: Develop a tool for summarizing PDF documents, evaluating different libraries, and creating Jupyter notebooks and APIs for Streamlit integration. Document Summarization with LLMs and RAG: Focus on automating embedding creation, data processing, and developing a client-facing application with secure login and search functionalities. Data Engineering with Snowpark Python: Reproduce data pipeline steps, analyze datasets, design architectural diagrams, and integrate Streamlit with OpenAI for SQL query generation using natural language. Project Redesign and Rearchitecture: Review existing architecture and redesign using open-source components and enterprise alternatives, focusing on flexible, scalable, and cost-effective solutions.