Learning TypeScript Basics Easily Through Projects

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

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

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!

TypeScript syntax that front-end beginners must learn! We thoroughly explore the TypeScript language, from basic to advanced!

This course is suitable for those who want a deep understanding of JavaScript. It covers the latest JavaScript syntax as of 2020.

Transform complex data flows into declarative ones with Lodash. Learn how to use Lodash in practice, going beyond map and filter to chaining and advanced utilities.

This is a hands-on project course that adds interactive features with JavaScript to a beautifully completed cafe homepage built with HTML and CSS. You can naturally learn all the JavaScript fundamentals by following the story of Minji and Teacher Code, from button clicks, menu filtering, reservation forms, and dark mode toggle to API integration. With 5 hours of learning, even beginners can create dynamic web applications.

Let's use React and TypeScript together by adding TypeScript to a web game made with React and React Router, Redux, and MobX.

This is the practical application section of "Introduction to TypeScript - From Basics to Practice". If you haven't taken the introductory course, please start with the introductory section first 😄

Asynchronous programming is a core concept in JavaScript. This course will help you fully understand and use asynchronous programming.

We will write server code using the JavaScript-based web framework Express.js to understand basic usage and server operation principles. We will also study that frontend essentially requires a server, and enhance our understanding by learning about the processes behind various techniques such as static serving and dynamic rendering.

This course goes beyond just using Express.js—you'll implement its internal engine from scratch to truly understand how real servers work. You'll gain hands-on experience growing as a server developer by building all of Express's components from the ground up, including routers, middleware, request-response objects, static file handling, and template rendering.

All sessions from JetBrains JavaScript Day 2025 in one place! JavaScript experts from around the world gather to share their know-how, ideas, and insights gained from practical experience. Discover the latest information that will help you stay ahead in the rapidly evolving JavaScript ecosystem.

A three-in-one class where you can create web games and learn front-end web development skills! This class has been created to teach you how to create games using JavaScript, CSS, and HTML with your own ideas!

You may have felt frustrated using Redis without being able to explain why it should be designed that way or why certain patterns emerged. Through my experience in both practical development and as an interviewer, I have treated Redis not just as a simple cache, but as a core component that determines service stability and scalability. This course is not about memorizing commands; instead, I will share my experiences on which structures to choose in real traffic environments and their trade-offs, helping you establish the criteria to explain these concepts confidently in both interviews and practical work.

This course will implement cookie and login functions using NodeJS, a server-side Javascript, and combine the results with the previous nodeJS course to create a complete web application.

It covers machine learning concepts within the JavaScript environment. It covers the patterns and code for implementing machine learning with JavaScript and TensorFlow.js.

Supabase, the wings for your full-stack development! Through three clone projects, you will quickly learn how to perform professional-level full-stack development using Next.js 14 and Supabase.

This course is for those who are preparing for a coding test using JavaScript. It is designed to teach step-by-step, from fun basic problems to advanced algorithms.

We have created this so that anyone can pass the 2023 version of the Web Design Function Exam Criteria. Let's learn the 5 types and pass quickly!

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

We develop an avatar-based community app with React Native. You'll learn to build a comprehensive community app, covering post creation, comments/replies, likes, voting, avatar generation, etc.

"2026 UIUX Designer | Coding Designer Agency Pass Portfolio Reveal" This is a practical lecture on creating a UIUX web portfolio that catches the interviewer's eye. The curriculum is designed not just for simple portfolio creation, but to enhance your competitiveness as a UIUX designer with differentiated results utilizing interactions.