---
title: "Discussion on \"Building a RAG Engine — Part 3: Domain-Neutral Architecture\" | Hashnode"
description: "Discussion on \"Building a RAG Engine — Part 3: Domain-Neutral Architecture\". Designing a reusable RAG architecture with versioned APIs, domain packs, metadata filters, feedback learning, and reference storage."
url: "https://hashnode.com/posts/building-a-rag-engine-part-3-domain-neutral-architecture/6a34b518fbf1d5b651bb85d9"
---

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# [Building a RAG Engine — Part 3: Domain-Neutral Architecture](https://ebmurha.hashnode.dev/building-a-rag-engine-part-3-domain-neutral-architecture?utm_source=hashnode&utm_medium=feed)

Designing a reusable RAG architecture with versioned APIs, domain packs, metadata filters, feedback learning, and reference storage.

May 1 · 11 min read · ebmurha.hashnode.dev  
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## Written by

[Elisé Baraka M.](https://hashnode.com/@ebmurha)

@ebmurha

  
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Enterprise systems consultant returning to engineering

I write applied AI, automation, enterprise systems, and operational design - with notes from building tools, testing ideas, and ongoing learning

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