---
title: "Elisé Baraka M. (@ebmurha) | Hashnode"
description: "Enterprise systems consultant returning to engineering. Read the latest articles by Elisé Baraka M. on Hashnode."
url: "https://hashnode.com/@ebmurha"
---

@ebmurha

# Elisé Baraka M.

@ebmurha · Joined April 2023

Enterprise systems consultant returning to engineering

[Website](https://elisebaraka.com/)

### [Building a RAG Engine — Part 4: Engine Controls](https://ebmurha.hashnode.dev/building-a-rag-engine-part-4-engine-controls?utm_source=hashnode&utm_medium=feed)

Adding graph retrieval, provider registry, cost tracking, eval gates, and domain-pack deployment controls before using a real corpus.

11 min read · [ebmurha.hashnode.dev](https://ebmurha.hashnode.dev/building-a-rag-engine-part-4-engine-controls?utm_source=hashnode&utm_medium=feed)

[May 22](https://hashnode.com/posts/building-a-rag-engine-part-4-engine-controls/6a34b84ad3eb0726e0d3789d)

### [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.

11 min read · [ebmurha.hashnode.dev](https://ebmurha.hashnode.dev/building-a-rag-engine-part-3-domain-neutral-architecture?utm_source=hashnode&utm_medium=feed)

[May 1](https://hashnode.com/posts/building-a-rag-engine-part-3-domain-neutral-architecture/6a34b518fbf1d5b651bb85d9)

### [Building a RAG Engine — Part 2: An Interface to Evaluate It](https://ebmurha.hashnode.dev/building-a-rag-engine-part-2-an-interface-to-evaluate-it?utm_source=hashnode&utm_medium=feed)

Building a Chainlit interface to test RAG answers, citations, session controls, provider errors, status checks, and chat history.

8 min read · [ebmurha.hashnode.dev](https://ebmurha.hashnode.dev/building-a-rag-engine-part-2-an-interface-to-evaluate-it?utm_source=hashnode&utm_medium=feed)

[Apr 14](https://hashnode.com/posts/building-a-rag-engine-part-2-an-interface-to-evaluate-it/6a34b2305f1c7464aa14d615)

### [Building a RAG Engine — Part 1: Retrieval Foundation](https://ebmurha.hashnode.dev/building-a-rag-engine-part-1-retrieval-foundation?utm_source=hashnode&utm_medium=feed)

Building the search layer of a RAG engine with provenance, hybrid retrieval, grounded citations, multilingual handling, and evaluation.

14 min read · [ebmurha.hashnode.dev](https://ebmurha.hashnode.dev/building-a-rag-engine-part-1-retrieval-foundation?utm_source=hashnode&utm_medium=feed)

[Apr 7](https://hashnode.com/posts/building-a-rag-engine-part-1-retrieval-foundation/6a34afd4a52bc13ac97ad8b3)