RAG & LangChain Apps
Free Intermediate course · 11 lessons · 3 weeks · Certificate on completion
Ground LLMs in your own data. Build production RAG pipelines with embeddings, vector search, and evaluation. Across 11 lessons you'll move from fundamentals to a portfolio-ready outcome — at your own pace, with quizzes after each lesson and a final exam to certify your mastery.
What you'll learn
- Why RAG beats fine-tuning
- Embeddings explained
- Chunking strategies that work
- Vector stores and indexes
- Retrieval quality and reranking
- Prompt assembly and citations
Skills you'll pick up
- Why RAG beats fine-tuning
- Embeddings explained
- Chunking strategies that work
- Vector stores and indexes
- Retrieval quality and rerankin
- Prompt assembly and citations
Tools covered
- Retrieval-Augmented Generation
- Real-world projects
- Quizzes
- Final exam
Course modules
Module 1: Why RAG beats fine-tuning
Module 1 of RAG & LangChain Apps. 3 lessons · 3h
Module 2: Embeddings explained
Module 2 of RAG & LangChain Apps. 3 lessons · 3h
Module 3: Chunking strategies that work
Module 3 of RAG & LangChain Apps. 3 lessons · 3h
Module 4: Vector stores and indexes
Module 4 of RAG & LangChain Apps. 2 lessons · 2h
Lessons in this course
- Why RAG beats fine-tuning
- Embeddings explained
- Chunking strategies that work
- Vector stores and indexes
- Retrieval quality and reranking
- Prompt assembly and citations
- Evaluating RAG answers
- Deploying a grounded chatbot
- Retrieval-Augmented Generation: Deep dive 9
- Retrieval-Augmented Generation: Deep dive 10
- Retrieval-Augmented Generation: Deep dive 11
Instructor
Victor Anand — LLM Engineer
Victor Anand is a LLM Engineer with years of hands-on experience teaching Retrieval-Augmented Generation to thousands of learners worldwide.
Certificate
Finish every lesson and pass the final exam to earn a free, verifiable Learnera certificate for RAG & LangChain Apps. It can be downloaded as a PDF and shared on LinkedIn.
Career outcomes
Median global salary $130,000 per year · median India salary ₹18,00,000 per year · 161,727 open roles worldwide
- Retrieval-Augmented Generation Specialist
- Senior Retrieval-Augmented Generation Lead
- Retrieval-Augmented Generation Consultant
Frequently asked questions
Is the RAG & LangChain Apps course free?
Yes. Every Learnera course, including RAG & LangChain Apps, is completely free — lessons, quizzes, the final exam, and the certificate.
How long does RAG & LangChain Apps take?
11 lessons, typically completed in 3 weeks at a comfortable pace.
Do I get a certificate?
Yes — pass the final exam and you receive a free, verifiable certificate you can share on LinkedIn.