Spring Boot with Kotlin for Beginners - Building Your Own Portfolio Site

Through this lecture, even non-majors can fully understand the concepts and operating principles of the ORM module, which is the core of Spring.

Through this lecture, even non-majors can fully understand the concepts and operating principles of the MVC module, which is the core of Spring.

Build a Springboot + iOS RestAPI Bulletin Board: Learn Faster than Anyone Develop a CRUD server with Springboot and create your own bulletin board with iOS!

Traditional React development methods and development using Next.js are completely different. This course penetrates the core of the latest Next.js 15 and teaches you the 'real' Next.js development approach. Experience how to achieve both performance and efficiency, from job portfolio projects to real-world projects. Let's develop the Next.js way! This course is structured so you can learn through hands-on experience by creating actual examples of how to apply Next.js features. You'll learn faster through actual code rather than theory, focusing on server components and covering server actions and caching strategies. Since the goal of the course is to catch up with the Next.js approach as quickly as possible, the lectures themselves are conducted using JavaScript. However, examples from each lecture created with TypeScript are additionally provided as course materials.

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

Complete a project integrating an API server built with Spring Boot (Spring Boot ver3.4.x) and React 19 (with TypeScript)! Apply frontend to your backend portfolio! This course is written for working professionals (not a beginner-level course).

A portfolio-focused course on directly deploying React frontend and SpringBoot backend to AWS cloud! This course is helpful for those who want to quickly deploy frontend and backend projects to their portfolio! You'll be able to practice step-by-step in a short period the knowledge needed for deployment, from server setup to Docker, Domain connection, Nginx, and HTTPS implementation!

A practical course on easily building a super simple bulletin board with Spring Boot and React.js! This course focuses less on theory and more on hands-on practice, covering the web application development process for quick completion.

Learn how to implement integrated regular and social logins using Spring Boot and React. Build a login system in both MPA and SPA environments and practice JWT and OAuth2 authentication. Understand and implement the entire login flow through example projects applicable directly to real-world scenarios.

This is a comprehensive lecture on Kotlin grammar that can be learned in 1 hour.

A new curriculum that incorporates the experiences of working developers using Docker, providing lectures that are different from existing textbooks and lectures. It starts from the fundamental question of why Docker should be used, rather than simple command usage.

Have you ever wondered "how" the many Java libraries and frameworks you use provide this functionality? In this course, learn how to manipulate various codes or objects provided by Java and take your Java skills to the next level.

AI is no longer a choice but a matter of survival. Reduce development time from 3 days to 30 minutes, delegate repetitive tasks to AI, and focus on solving more important problems. With AI-native development methods that you can apply immediately in real work rather than just theory, we'll show you the definitive way to be recognized as "the developer who's good with AI" at your company.

Contains content essential for truly starting with Kubernetes (☸). 🧭 Through this course, you can most easily grasp Kubernetes' structure and begin. 🥇

Claude + IntelliJ TodoList Development - Complete MCP Mastery Learn how MCP works perfectly by creating a TodoList with Claude and IntelliJ.

Learn how to design and process large-scale data architecture that handles hundreds of billions of data records using only pure SQL and MySQL's core features, together with a Toss developer who handles hundreds of billions of financial traffic transactions and a developer who started as a non-major and is now developing platforms in Pangyo.

Experience the power of Type Safe SQL with jOOQ!

I'll show you how Java backend developers using IntelliJ can maximize productivity with Claude Code. I'll especially help those using Windows environments completely solve vibe coding environment issues.

A global conference that Kotlin developers absolutely cannot miss! Experience all sessions of KotlinConf 2025, where Kotlin experts from around the world gather, with Korean, Japanese, and Vietnamese AI subtitles and dubbing. From Kotlin Multiplatform to information on Compose, AI, and the latest tools, If you want to learn the latest Kotlin technologies and practical know-how all at once, enroll now!

Not only developers, but also planners and data analysts learn databases step-by-step, starting from SQL basics.