GenAI Engineer PathFrom zero to agentic AI
Getting Started: GenAI & LLMs

How LLMs Work

Beginner1 hr

A grounded walkthrough of how an LLM is built: pre-training on huge text corpora, supervised fine-tuning, and reinforcement learning from human feedback (RLHF).

Pre-trainingFine-tuningRLHFNext-token prediction

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Intro to Large Language Models

Andrej Karpathy · 1 hr

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Deep Dive into LLMs like ChatGPT (optional, long-form)

Andrej Karpathy · 3.5 hr

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How do LLMs work? (LLM course, chapter 1)

CourseHugging Face