Firebase Series #2: AI Chinese Character Recommendation & Handwriting Learning Platform

This is a practical course where you can learn how to build a company website yourself using React, Node.js, and MongoDB. Let's build a full-stack project together with a basic background in React and Node.js!

This course covers the fundamentals of the Notion API and teaches you how to automate Notion by integrating AI (Claude) using Notion MCP. You'll learn to directly control blocks, pages, and databases by following the official API documentation, and ultimately complete a hands-on project that creates databases and automatically adds pages by analyzing text file content using only natural language commands (prompts).

This course starts with the question "If I had been on the Titanic, could I have survived?" and completes a full-stack project that develops an AI model to predict survival probability based on actual data and serves it as a web service. You'll practice the entire process of AI and web development, from deep learning modeling using PyTorch, building a backend server with FastAPI, to implementing a user interface with Next.js.

This is a practical course where you will directly create a timer app using React, Electron, and Zustand, and even deploy it to cross-platforms (Windows, macOS, Linux). Starting with familiar React web development, you can learn the entire flow of desktop app development, including global state management via Zustand and final GUI deployment!

In this course, you will practice step-by-step using React and FastAPI to implement social features like real-time voting, comments, and likes, as well as integrating payment systems (KakaoPay, TossPay, etc.) for monetization.

🔥 Firebase User Authentication Completed with just HTML + Tailwind CSS + Pure JavaScript! From social login to phone and location verification, easily and quickly build an account system without a complex backend.

This is the first lecture of the JavaScript Bible course consisting of 4 lectures. It is faithful to the basics. It focuses on understanding the fundamentals of JavaScript. It covers more than 95% of the JavaScript specification.

How long will you keep learning only to rotate boxes or spheres? You need to see the forest, not just the trees; if you only see the trees, your thinking won't grow. Escape being a complete beginner and experience the power of Three.js, which can be applied in practice and plays a role in the recently gaining attention field of digital twins. This is at a level applicable to work, not just for simple website spinning. Having the capability to create related models (glb, glTF...) in fields like manufacturing, defense, disaster management, and transportation will upgrade your domain expertise by another level. We also develop Node.js (Express) & Nest.js servers for On-Premises use on personal and company servers. Even with slight modifications to this course, you will be reborn as an IT talent along with creating powerful services. Don't be intimidated, challenge yourselves. It's not that difficult.^^

For job seekers who have created a portfolio as a backend developer but have nothing to show but an API, we will provide the experience of adding a frontend to create a web service.

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

This course covers the Critical Rendering Path (CRP) process from start to finish, where the browser receives HTML to create the DOM, combines it with the CSSOM, and renders pixels on the screen. Beyond simple DOM manipulation, you'll learn how CSS and JS impact performance, image and font optimization, Lazy Loading, Intersection Observer, virtual lists, and DevTools practice, gaining practical strategies to noticeably improve real web performance.

Learn how to develop advanced interaction effects frequently featured on Apple's website from scratch.

This course is not about "Let's build something amazing with the latest technology," but rather the most practical web development beginner course that makes you feel "You can build it yourself with just a little knowledge." We'll create the basic structure with HTML and JavaScript, exchange data using Node.js and SQLite, and complete a simple web page with Next.js. We minimize complex configurations and difficult theories, and focus on getting a hands-on feel for web development flow by writing code that actually works. This course centers on 'hands-on experience' rather than just 'learning.' If you've touched code even a little bit, anyone can follow along and feel the satisfaction of completion.

This course is designed to learn the JavaScript programming language along with the latest ES6 grammar.

📌 This course is a curriculum that starts with a strategic AI tic-tac-toe project and completes core object-oriented programming concepts through practical examples. You'll train logic design and AI strategic thinking through game implementation, then directly experience OOP design techniques like inheritance, composition, delegation, and encapsulation through code. This is recommended for those who want to grow beyond syntax into a 'developer who designs' through real projects.

The ultimate full-stack course that teaches even beginners about web, server, mobile apps, and machine learning!! If you're not sure where to start with development, I highly recommend this course. It's all done with just Javascript!

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.

Learn Springboot + ReactNative RestAPI Board Creation Faster Than Anyone Develop a CRUD server with Springboot and create your own board with ReactNative!!

A practical production class on creating responsive web pages that can implement various layouts for each device using only pure HTML/CSS/JS without using Bootstrap [2024 Latest Edition].

This is a revised version of a lecture on how to use Bootstrap to create responsive web pages that change layout depending on the device.

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.

For over 15 years, Young Codi Kim, a star coding instructor, has been dedicated to coding education for elementary school students, high school students in IT software departments, university students in computer science, and job seekers without a major in the field. Now, you can experience Kim's easy and fun coding lectures not only offline but also online. With Young Codi Kim, who has trained over 500 front-end, back-end, full-stack, and web developers, your dream of becoming a developer will soon become a reality!

I will help you learn React Native in the shortest possible time. I will not include any unnecessary parts.

This course is about cloning Netflix UI with Flutter and Firebase! Start with Flutter, the fastest way to learn app development :)

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!

Build a messenger app using Flutter's Riverpod state management and Firebase.