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Currently Playing: LLM Fine-Tuning Explained: SFT, LoRA, QLoRA, RLHF, DPO & GRPO for Beginners

Welcome to Naveen TechHub! In this beginner-friendly video, we explain LLM Fine-Tuning techniques step by step in a simple and practical way. If you are learning Generative AI, Large Language Models, AI Engineering, Machine Learning, or preparing for AI/ML interviews, this video will help you understand how modern LLMs are customized and aligned for real-world applications. We will cover the complete LLM fine-tuning landscape including Supervised Fine-Tuning, PEFT, LoRA, QLoRA, Prefix Tuning, Adapter Tuning, RLHF, PPO, DPO, and GRPO. You will learn why fine-tuning is needed, how it is different from pre-training, how LoRA and QLoRA reduce GPU cost, and why alignment techniques like RLHF and DPO are important for building helpful and safe AI assistants. Topics covered in this video: ✅ What is LLM Fine-Tuning? ✅ Pre-training vs Fine-Tuning ✅ Why fine-tune Large Language Models? ✅ Supervised Fine-Tuning explained ✅ PEFT explained for beginners ✅ LoRA explained simply ✅ QLoRA and 4-bit quantization ✅ Prefix Tuning and Adapter Tuning ✅ LoRA vs QLoRA comparison ✅ RLHF explained ✅ Reward Models explained ✅ PPO in LLM alignment ✅ DPO explained ✅ GRPO overview ✅ Real-world LLM fine-tuning examples ✅ Best practical approach for beginners This video is useful for: • AI Engineers • Machine Learning Engineers • Data Scientists • GenAI Developers • Python Developers • Cloud Engineers • Students learning AI • Interview preparation • Anyone interested in LLMs and Generative AI By the end of this video, you will clearly understand how LLM fine-tuning works and which technique to choose for real-world GenAI projects. Channel: Naveen TechHub Learn AI, Cloud, DevOps, Python, System Design, and Career-Focused Tech Skills in a practical beginner-friendly way. Disclaimer: This video is created for educational purposes only. Concepts are simplified for beginner understanding. Always refer to official documentation and research papers before applying techniques in production systems. Don’t forget to Like, Share, Comment, and Subscribe to Naveen TechHub for more practical tech learning videos. #llmfinetuning #generativeai #largelanguagemodels #lora #qlora #rlhf #dpo #sft #machinelearning #artificialintelligence #genai #aiengineering #datascience #python #naveentechhub