Planner, how about learning this level of web development? [Theory + Practice]

We will create 8 apps while learning how to build Android applications using Kotlin syntax. In addition to the 8 hands-on practice materials, we will study Android through various theoretical explanations.

This is a course that can help you create a portfolio while preparing for a job as an Android developer.

We will conduct a brief tutorial and hands-on practice regarding Circuit, an Android Jetpack Compose framework.

This course is designed for developers who already have experience with programming languages (such as Java, Python, Swift, Kotlin, etc.) to quickly master JavaScript in just one hour. In an era of coding with AI, human developers must still supervise AI-generated code. This course is intended to help you rapidly build the essential knowledge required for that supervision.

This is Android development theory for creating a portfolio app for employment (or career transition).

We will create a decent app using Jetpack Compose. Going a step further from basic examples, we will connect an API (Firebase) and even implement network communication.

Stop telling designers, "This doesn't work on mobile." You can easily implement UI and animations with Jetpack Compose.

Shall we move beyond Android development using only XML and introduce Jetpack Compose?

This is an introduction to Jetpack for Android development with Kotlin. It mainly covers LocalDB and network communication.

This is an introduction to Jetpack for Android development with Kotlin. You can practice various techniques that can be used while developing for Android.

This is a basic Kotlin syntax course. It is designed for those who want to develop Android apps using the Kotlin language, and you can enjoy learning Kotlin syntax thoroughly from the basics.

This course covers the entire Critical Rendering Path (CRP) process, from the moment the browser receives HTML to create the DOM, to combining it with the CSSOM and painting pixels on the screen. Moving beyond simple DOM manipulation, you will learn how CSS and JS impact performance, as well as practical strategies to noticeably improve real-world web performance—including image and font optimization, Lazy Loading, Intersection Observer, virtual lists, and hands-on practice with DevTools.

This course goes beyond simple DOM manipulation to provide an in-depth look at how to dynamically construct and respond to web UIs within real-world user interactions. It is designed to help you master common professional challenges by directly implementing the essence of the event system, bubbling and capturing, event delegation, real-time UX feedback, and performance optimization using throttle & debounce. Based on an understanding of the DOM tree structure, you will develop the ability to flexibly connect event flows with state changes.

Through this lecture, you can create a shopping mall website from scratch step by step.

Coding No. 1 YouTuber Jo Coding's practical compression! Easy and fun web full-stack development lecture

This is a specialized practical exam lecture optimized for the Web Design & Development Craftsman (formerly Web Design Craftsman) practical exam, strictly adhering to the exam standards effective from January 1, 2025, to December 31, 2027. Coding Works' Web Design & Development Craftsman practical exam lectures, covering HTML+CSS+JQUERY publishing, are different. It includes fully produced instructional videos for all exam types (Types A, B, C, D, E, and F) for the 2026 Web Design & Development Craftsman exam.

Using the ChatGPT API, develop a full-stack multilingual translator web application in just 30 minutes, and even if you know nothing about AI, try incorporating the latest AI (ChatGPT API) into your product!

This course on creating a community using Vue3 & Firebase(v10) will help you grow as a developer in various ways, including practical use of Vue3, Firebase basics to practical use, use of the latest web technologies, and sharing experiences as a knowledge sharer!

If you have learned HTML&CSS and JavaScript, try creating and deploying your own portfolio site using them. Actually using them will greatly help improve your skills.

You will learn the overall process of developing and deploying a website through generative AI (ChatGPT, Cursor AI).

Document writing is the most challenging part for both aspiring and current developers! Create your own portfolio by looking at how successful candidates write their documents! We speak based only on documents that actually passed!

This is a curriculum full of Captain's personal feelings, an 8-year full-stack developer who fell in love with coding. It is filled with Captain's desire to teach everything about the backend! As you listen to this lecture, you will find yourself thinking, 'Does he really teach this much?' Let's start with this lecture that thoroughly explains even the parts that everyone finds difficult.

🌟 From JavaScript basics to advanced concepts, start with the Real! JavaScript course! 🌟

jQuery, the JavaScript library used by over 75% of websites worldwide! This course is designed to help you build a solid foundation by understanding the principles rather than just flashy effects. Learn everything from jQuery basics to advanced applications to complete your own portfolio or apply it directly in the field.

By creating 22 different mobile layouts across 19 pages, you can enhance your mobile web development skills, which is the most competitive asset for getting hired and working as a professional publisher. You will be able to solidify almost all production methods and know-how required for mobile web publishing. A key strength of this mobile web publishing course is the detailed instruction on how to create HTML wireframes for every single page. Through these lectures, your ability to build HTML wireframes will improve significantly. In particular, you will thoroughly learn CSS Nesting techniques. Centered around Flex layouts, you will gain sufficient intermediate-to-advanced practical CSS skills.

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!

We have prepared this for those who want to achieve optimal results by utilizing AI, which is essential in the AI era. In just 2 hours, you can properly learn how to utilize AI through coding.

There are many other languages.. Why JavaScript? JavaScript is the most widely used language in the world, and it has an easy-to-understand structure that even non-majors can learn quickly. In addition, famous companies such as Google, PayPal, and Amazon use it! Do you need to think any further?

With the arrival of the AI era, the skills required of developers are becoming increasingly complex. You might have thought, "I just need to be good at frontend," but when you try to create your own service or integrate AI features, you eventually hit a massive wall called the backend. However, as you try to start backend development, are you overwhelmed by how much there is to learn—from database design and authentication (Auth) to storage management and complex infrastructure setup? Now, you can lay down that heavy burden. In this course, we use Supabase, which solves all these backend functions at once. We will guide you through the fastest shortcut to becoming a full-stack developer who can "instantly" complete a backend without complex server knowledge and bring ideas to life immediately.

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

[Scheduled for completion of the 2nd edition in May 2026] Helps train the "structured thinking" required to solve problems.