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Let’s Break Down a Full-Stack RAG Pipeline With React, Node.js & MongoDB

This story is from 2026-09-19. It is preserved in the archive; the latest stories are on the live feed.

If you've built a normal full-stack application, you probably know this architecture: React → Express → MongoDB Now let's add an AI-powered RAG pipeline. Our architecture becomes: React ↓ Express API ↓ RAG Service ↓ Embedding Model ↓ MongoDB Vector Search ↓ Relevant Context ↓ LLM ↓ Response Let's b…

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  1. 2026-09-19 15:49 · DEV Community — AI
    Let’s Break Down a Full-Stack RAG Pipeline With React, Node.js & MongoDB

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