Learning TypeScript Basics Easily Through Projects

All-in-one course for designers and developers! New UI3 included

Practical web UI development using AI and component-centric UI creation, An essential course for Designers + Developers!

From developing your own full-stack application to a Progressive Web App (PWA)!

Systematic step-by-step project practice and deployment, built-in store utilization, full-stack application with SvelteKit and Supabase, all in one go!

Now it's time to take on the real challenge 🔥 Let's develop a professional-grade SNS together using React.js + TypeScript + Supabase, creating features like authentication & authorization, infinite scroll, image upload, likes, infinite nested comments, dark mode, and more. Throughout this process, we'll also explore server and global state management techniques using Zustand and Tanstack Query.

This is not just a lecture you listen to and forget. This course aims not for "the moment you understand React" but for "the moment you can actually handle React." In every section, you'll complete missions alongside the lectures, solve practice problems directly, and learn by implementing core concepts like JSX, Virtual DOM, State, and useEffect with your own hands. When you complete the course, you won't just be a beginner who knows React syntax, but a developer who can explain and utilize everything from component design to rendering flow on your own. "Not just a class you listen to, but learning you build to completion." Understand the essence of React and experience the world of declarative UI firsthand.

Build a solid foundation and confidence by developing a variety of topics from scratch with JavaScript.

Beyond grammar, to how it works and concepts: TypeScript is confusing even after much learning. Now, truly learn it! We'll make you a TypeScript wizard 🧙🏻‍♀️.

We will understand the concepts of classes and components in Bootstrap5, apply them, modify them, and create three projects through practice.

📌 This course starts with a strategic AI Tic-Tac-Toe project and is a curriculum that completes the core concepts of object-oriented programming through practical examples. Through game implementation, you will train logic design and AI strategic thinking, and then directly experience OOP design techniques such as inheritance, composition, delegation, and encapsulation through code. This is recommended for those who want to go beyond syntax and grow into a 'designing developer' through a real project.

This is a project-centered course that builds a "To-Do List Management App" with practical skills using React + TypeScript. Rather than just learning syntax, you can develop a sense for TypeScript application by completing it as an actual service through component structure design → state management → type application → feature implementation → local storage integration → deployment.

If you want to understand TypeScript properly, you should read the official documentation at least once, right? This lecture will convey only the important parts of the documentation in an easy-to-understand manner, and also teach you the content you need in practice!

"Becoming a Developer Who Excels at React" has been published. This book provides a solid foundation by systematically guiding you from the basic principles of the web needed before learning React to the latest React hooks. Through over 40 diverse hands-on projects and abundant practical examples, you can apply theory directly to real-world situations and develop problem-solving skills. Additionally, it helps you grow into a developer capable of building high-quality React applications by learning essential modern web development technologies such as Redux Toolkit, Zustand, and Firebase.

Supabase to give wings to full-stack development! Complete full-stack development in 2 hours with Supabase, a superset of Firebase.

Supabase: Giving Wings to Full-stack Development! Through 3 clone projects, you will quickly learn how to build practical-level full-stack applications using Next.js 14 and Supabase.

[Tailwind CSS Practical Portfolio Publishing] is a process of creating more than 26 different practical examples using Tailwind CSS. As you quickly create a variety of practical examples, we will explain the essential theories. This lecture was created with a focus on Tailwind CSS styling created by developers and publishers.

Let's apply TypeScript to Node.js, add typings to existing npm packages, or create your own TypeScript library.

Learn core data structures and algorithms such as Stack, Queue, Linked List, Sorting, and DFS/BFS by implementing them directly with JavaScript. Solve frequently appearing problem types together to build problem-solving skills essential for coding tests and interviews.

We will apply it in practice by crawling sites such as Naver, Amazon, Twitter, YouTube, Facebook, Instagram, and unsplash.com.

This course goes beyond simply using Express.js. You will rebuild its internal engine from start to finish, gaining hands-on experience with the real principles of how a server works. By directly creating each component of Express—such as routing, middleware, request–response objects, static file handling, and template rendering—you will grow as a server developer and truly understand how a framework operates at its core.

This course will help you develop the basics and practical skills of JavaScript while creating your own game program.

Web developers (especially React developers) can now truly easily launch apps. With Expo, you can launch both Android and iOS apps even faster. Let's become a developer who can quickly launch apps with Expo.

A current startup CTO will share vibe coding knowledge gained through actual services and various outsourcing projects.

This is a lecture on creating and deploying your own GPT using various resources in Azure. From start to finish! Let's deploy a complete service from scratch!