Phase 35 lessons • 10 hours

Advanced RAG Systems with LangChainProduction-Ready Implementation Guide

Advanced LangChain RAG tutorial for experienced developers. Build production retrieval-augmented generation systems with ChromaDB, Pinecone, Weaviate, and implement advanced optimization techniques.

🎯 Advanced RAG Techniques You'll Master

How to implement vector embeddings with LangChain & Gemini
Production deployment with ChromaDB, Pinecone, Weaviate, FAISS
How to build production RAG systems with LangChain
Advanced optimization: multi-query, reranking, hybrid search
Lesson 11Advanced90 min

Vector Embeddings & Similarity Search

Advanced LangChain embeddings tutorial - implement semantic search with Gemini embeddings and cosine similarity.

Topics covered:

  • Understanding vector embeddings
  • Creating embeddings with Gemini
  • Implementing similarity search
  • Cosine similarity and distance metrics
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Lesson 12Advanced90 min

Vector Databases & Storage

LangChain vector database tutorial - master ChromaDB, Pinecone, Weaviate, Qdrant, and FAISS for production RAG.

Topics covered:

  • Overview of vector databases
  • Pinecone vector database with LangChain
  • ChromaDB integration and optimization
  • FAISS for high-performance RAG
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Lesson 13Advanced120 min

Building Your First RAG System

How to build production RAG with LangChain - complete implementation guide with vector stores and retrieval chains.

Topics covered:

  • RAG architecture overview
  • Document ingestion pipeline
  • Retrieval chain implementation
  • Response generation and formatting
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Lesson 14Advanced165 min

Advanced RAG Techniques

Advanced RAG optimization tutorial - implement multi-query retrieval, reranking, and hybrid search with LangChain.

Topics covered:

  • Multi-query retrieval
  • Parent-child chunking
  • Reranking strategies
  • Hybrid search approaches
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Lesson 15Advanced135 min

RAG Evaluation & Optimization

RAG evaluation with RAGAS framework - optimize LangChain RAG systems for production performance and cost efficiency.

Topics covered:

  • RAGAS evaluation framework
  • A/B testing for RAG
  • Performance optimization
  • Cost vs quality tradeoffs
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🎉 Congratulations!

After completing this advanced RAG tutorial series, you'll have mastered production-grade retrieval systems with LangChain, vector databases, and optimization techniques. Ready to deploy enterprise AI solutions!

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