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AI Engineering: Fine-Tuning LLMs

Master the art of fine-tuning GPT models with this hands-on AI engineering course. Learn to adapt large language models to your needs and build smarter, more personalized AI tools.

3 Days

Average time students take to complete this course.

instructor
Taught by: Diogo Resende
Last updated: June 2025

Rated 4.9 out of 5 on Trustpilot

What you'll learn

  • Customizing LLMs for your own purposes whether you're in finance, law, tech, or anything else
  • How to prepare datasets for LLM fine-tuning
  • The training process behind GPT models and how they learn
  • Fine-tuning GPT models using OpenAI's API
  • Prompt engineering vs fine-tuning: when to use each
  • Creating targeted, personalized outputs from GPTs

If you're into AI that actually does stuff - not just talks about it - this byte-sized course is for you.

Fine-tuning a GPT model isn’t just about tweaking settings...it’s about shaping an AI model to work for your specific purposes.

Whether you're building smarter chatbots, personalized tutoring systems, or custom content generators, this course gives you the tools to make it happen through fine-tuning your own custom AI model. You’ll learn how to prep data, structure your training workflow, and evaluate your results like a pro.

No vague theory here. Just practical, modern AI engineering skills you can use right away.

Wait... What's a Byte?

Bytes are shorter courses that allow you to upgrade your skills and knowledge in a single day!

Learning is hard. And sometimes you just need a quick learning fix, right? To learn something awesome, interesting, and relevant to your career goals.

That's why we've created Bytes.

What Else Should I Know?

By becoming a ZTM member you'll not only get access to all our bootcamp courses, bytes, and projects.

But you’ll also get to join our exclusive live online community classroom to learn alongside thousands of students, alumni, mentors, TAs and Instructors.

Most importantly, you'll be learning from an industry professional (Diogo) that has actual real-world experience building Generative AI tools. He teaches you the exact strategies and techniques he uses in his role.

Finally, as with all ZTM courses, this course is a living thing. It will be constantly updated as the landscape changes so you can use it as your go-to guide for fine-tuning LLMs now and throughout your career.

Join 1,000s of Zero To Mastery graduates that have gotten hired and are now working at companies like Google, Tesla, Amazon, Apple, IBM, JP Morgan, Facebook, Shopify + other top tech companies.

They come from all different backgrounds, ages, and experiences. Many even started as complete beginners.

So there's no reason it can't be you too.

And you have nothing to lose. Because you can start learning right now and if this course isn't everything you expected, we'll refund you 100% within 30 days. No hassles and no questions asked.

When's the best time to get started? Today!

There's never a bad time to learn in-demand skills. But the sooner, the better. So start learning to fine-tune LLMs today by joining the ZTM Academy. You'll have a clear roadmap to developing the skills to build your own projects, get hired, and advance your career.

Join Zero To Mastery Now

Course curriculum

Here's an overview of what you'll learn in this Fine-Tuning LLMs course.

Introduction

4 lectures

Introduction4:22

BEGIN

Why Fine-Tuning?9:19

BEGIN

Exercise: Meet Your Classmates and Instructor

BEGIN

[ACTION] Download the Course Resources

BEGIN

Fine-Tuning a GPT-4.1 Model

12 lectures

Where To Go From Here?

1 lectures

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Meet your instructor

Your instructor (Diogo) isn't just an expert with years of real-world professional experience. He has been in your shoes. He makes learning fun. He makes complex topics feel simple. He will motivate you. He will push you. And he will go above and beyond to help you succeed.

Diogo Resende

Hi, I'm Diogo Resende!

Diogo has been working for over a decade as a data scientist. He loves harnessing the power of data and analytics to understand what has happened, what will happen next, and how to use that information to your advantage.

SEE MY BIO & COURSES

Diogo Resende

Data Scientist

Frequently asked questions

Are there any prerequisites for this course?

  • Basic knowledge of Python is required. Don't have that? Start now by taking our Python Bootcamp course.

Do you provide a certificate of completion?

We definitely do and they are quite nice. You will also be able to add Zero To Mastery Academy to the education section of your LinkedIn profile as well.

Are there subtitles?

Yes! We have high quality subtitles in 11 different languages: English, Spanish, French, German, Dutch, Romanian, Arabic, Hindi, Portuguese, Indonesian, and Japanese.

You can even adjust the text size, color, background and more so that the subtitles are perfect just for you!

Still have more questions about the Academy?

Still have more questions specific to the Academy membership? No problem, we answer some more here.

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