--- title: "Isabelle De Backer (@IsabelleDeBacker) | Hashnode" description: "Software engineer, Complex Systems, AI, lifelong learner. Read the latest articles by Isabelle De Backer on Hashnode." url: "https://hashnode.com/@IsabelleDeBacker" --- @IsabelleDeBacker # Isabelle De Backer @IsabelleDeBacker · Joined June 2023 Software engineer, Complex Systems, AI, lifelong learner ### [Streamlit Chatbot with LlamaIndex (I)](https://isabelle.hashnode.dev/streamlit-chatbot-with-llamaindex-i?utm_source=hashnode&utm_medium=feed) Creating the semantic query engine 10 min read · [isabelle.hashnode.dev](https://isabelle.hashnode.dev/streamlit-chatbot-with-llamaindex-i?utm_source=hashnode&utm_medium=feed) [Mar 11, 2024](https://hashnode.com/posts/streamlit-chatbot-with-llamaindex-i/65eeb241b066df29030d870d) ### [Can Gemini find Wally?](https://isabelle.hashnode.dev/can-gemini-find-wally?utm_source=hashnode&utm_medium=feed) Entering the era of multimodal LLMs 9 min read · [isabelle.hashnode.dev](https://isabelle.hashnode.dev/can-gemini-find-wally?utm_source=hashnode&utm_medium=feed) [Dec 29, 2023](https://hashnode.com/posts/can-gemini-find-wally/658e7d3979bfbf5bd817bbd6) ### [A journey from LLM Chain to Agents using Langchain (part 2)](https://isabelle.hashnode.dev/a-journey-from-llm-chain-to-agents-using-langchain-part-2?utm_source=hashnode&utm_medium=feed) How to get an LLM to solve problems with tools 5 min read · [isabelle.hashnode.dev](https://isabelle.hashnode.dev/a-journey-from-llm-chain-to-agents-using-langchain-part-2?utm_source=hashnode&utm_medium=feed) [Oct 6, 2023](https://hashnode.com/posts/a-journey-from-llm-chain-to-agents-using-langchain-part-2/651fc9f39cf50ea74902dc35) ### [A journey from LLM Chains to Agents using Langchain (Part 1)](https://isabelle.hashnode.dev/a-journey-from-llm-chains-to-agents-using-langchain-part-1?utm_source=hashnode&utm_medium=feed) How to get an LLM to solve problems with tools 7 min read · [isabelle.hashnode.dev](https://isabelle.hashnode.dev/a-journey-from-llm-chains-to-agents-using-langchain-part-1?utm_source=hashnode&utm_medium=feed) [Sep 15, 2023](https://hashnode.com/posts/a-journey-from-llm-chains-to-agents-using-langchain-part-1/65042c77ae282e4cb70a584f) ### [Knowledge QA using Retrieval Augmented Generation (RAG)](https://isabelle.hashnode.dev/knowledge-qa-using-retrieval-augmented-generation-rag?utm_source=hashnode&utm_medium=feed) Implement a RAG Workflow with OpenAI, Langchain, ChromaDB 11 min read · [isabelle.hashnode.dev](https://isabelle.hashnode.dev/knowledge-qa-using-retrieval-augmented-generation-rag?utm_source=hashnode&utm_medium=feed) [Aug 12, 2023](https://hashnode.com/posts/knowledge-qa-using-retrieval-augmented-generation-rag/64d761437fb122c68c24e832)