Ajdin Imsirovic is a full-stack web developer who has published several courses (way back in 2015) on the subject of web design and web development. 

Before self-publishing books on Leanpub, he authored four books on front-end development for Packt Publishing:

1. Vue CLI 3 Quick Start Guide (Build and maintain Vue.js applications quickly with the standard CLI), May 2019
2. Vue.js Quick Start Guide (Learn how to build amazing and complex reactive web applications easily using Vue.js), October 2018
3. Elm Web Development (An introductory guide to building functional web apps using Elm), March 2018
4. Bootstrap 4 Cookbook (Over 75 recipes to help you build elegant and responsive web applications with Bootstrap 4), June 2017

Additionally, he's published a number of books on the Leanpub platform, specifically:

1. A Better Way to Learn JavaScript - The Basics: https://bit.ly/abwtljs1
2. A Better Way to Learn JavaScript - Built-in Objects: https://bit.ly/abwtljs2
3. A Better Way to Learn JavaScript - Useful Snippets: https://bit.ly/abwtljs3
4. A Better Way to Learn JavaScript - Mini Apps: https://bit.ly/abwtljs4
5. A Better Way to Learn JavaScript - Advanced JavaScript: https://bit.ly/abwtljs5
6. Angular From Scratch: https://bit.ly/ai-afs
7. Vue.js From Scratch: https://bit.ly/ai-vfs
8. React from Scratch: https://leanpub.com/react-from-scratch
9. Building Amazing Layouts - Learn the Basics of HTML5, CSS3, and Bootstrap 5: https://bit.ly/bldamzlyts1
10. Building Amazing Layouts - Bootstrap 5 Layouts in Depth: https://bit.ly/bldamzlyts2