---
author: "Umesh Malik"
canonical: "https://umesh-malik.com/blog/tag/ai-architecture"
description: "Explore articles tagged with AI Architecture by Umesh Malik — AI Engineer, LLM & GenAI Developer. Learn AI Architecture best practices, practical tips, and in-depth guides."
title: "Umesh Malik's Blog - AI Architecture Articles | AI Architecture Tutorials"
tokens: 266
generator: "scripts/generate-page-markdown.mjs"
---

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# AI Architecture

2 articles

 [![The stages of a production retrieval-augmented generation pipeline](https://umesh-malik.com/blog/build-rag-pipeline-from-scratch-cover.png)

AI Engineering • Jun 8, 2026

### Build a RAG Pipeline From Scratch: Production Patterns That Matter

Build a RAG pipeline from scratch: chunking, embeddings, retrieval, reranking, grounded generation, and the production patterns that decide whether it works.

7 min read

Read more →](https://umesh-malik.com/blog/build-rag-pipeline-from-scratch)

 [![RAG vs fine-tuning architecture comparison for LLMs](https://umesh-malik.com/blog/rag-vs-fine-tuning-llms-2026-cover.png)

AI Engineering • Feb 28, 2026

### RAG vs Fine-Tuning for LLMs in 2026: A Production Decision Framework With Real Tradeoffs

RAG vs fine-tuning for LLMs in 2026: a practical decision framework covering architecture tradeoffs, cost, latency, and when to use each in production.

6 min read

Read more →](https://umesh-malik.com/blog/rag-vs-fine-tuning-llms-2026)