The straight-up, no-BS roadmap for learning LLMs in 2025. Skip the ML fluff and endless prerequisites. Get the actionable phases, projects, and resources to actually build, train, and ship large language models—from the ground up.

Osman's Odyssey: Byte & Build

A comprehensive 5-phase roadmap for learning Large Language Models from fundamentals to production. Covers building autograd engines from scratch, implementing GPT models, understanding transformers and attention mechanisms, scaling laws, distributed training, fine-tuning techniques like LoRA/QLoRA, RLHF alignment, and inference optimization. Includes specific projects, papers, and resources for each phase, emphasizing hands-on implementation over theoretical prerequisites.

So You Want to Learn LLMs? Here's the Roadmap : A Real-World, No-Bloat Guide to Building, Training, and Shipping LLMs · Osman's Odyssey: Byte & Build

So You Want to Learn LLMs? Here's the Roadmap

So You Want to Learn LLMs? Here’s the Roadmap