IntelliJ IDEA Conf 2025

This course goes beyond simple trends, covering how to systematically learn to collaborate with AI tools, verify and improve output quality, and build and deploy applications from start to finish. Anyone can take this course, from developers interested in AI to team leaders looking to boost team productivity.

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

Learn Java programming language by solving 100 problems. The entire course consists of 5 parts. In this course, Part 5, you will solve problems on topics such as certification (COS Pro Level 2), collections, and generic concepts.

Learn Java programming language by solving 100 problems. The entire course consists of 5 parts. In this course, Part 2, you will solve problems on conditional statements and loops.

This lecture covers the process of configuring a custom Gateway API using yaml.

"The Era of Coding with AI: A New Productivity Paradigm for Java Developers" This course is a practical Cursor AI utilization guide for Java developers. Beyond simply copying AI-generated code, you'll learn Vibe Coding methods that maximize development efficiency through collaboration with AI. By leveraging Cursor's powerful code understanding, refactoring, and documentation features, you'll master AI coding workflows step by step that can be immediately applied to real-world projects. In an era where AI writes code for us, "developers who can effectively work with AI" now have the competitive edge. Start your upgraded development experience as a Java developer with this course.

[Practical Node NestJS Course - Let's Develop a Service Together!!] You can do it if you learn Redis and Kafka based on Nest! Prisma is now a must-have in the field!

Handling media (video, audio) on the web is now easier than ever! Learn the MediaStream API and WebRTC by following along step by step.

As many applications are integrated into microservice-based distributed systems, the importance of messages is increasing. In this lecture, we will understand the importance and principles of message communication in distributed systems by building a message-driven distributed system using Spring Integration.

Let's understand object-oriented concepts through Java programming and improve our program design and problem-solving skills!

The era of 'your own platform CEO' begins, even for IT beginners, with just an idea, using AI and GNUBOARD! We'll demonstrate the full development process from planning to deployment, and share diverse monetization methods like ads and shopping malls. Start your online business now!

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

Kotlin mastery via virtual payment server course.

Spring AI + JPA + MySQL Premium Reservation Agent Backend Development with 'Autonomous Behavior' Beyond Chatbots to Agents: The Definitive Guide to Tool Calling and Prompt Engineering

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

This course will guide you through the essential features of all IntelliJ-based IDEs (IntelliJ, Android Studio, WebStorm, PHPStorm, PyCharm) step by step.

This is a basic DFS lecture that explains the way a liberal arts major and working developer studied to get a job :) We have prepared a lecture where you can learn by solving problems yourself, with minimal boring theory lectures! After taking this lecture, you will be able to solve silver level DFS problems on your own according to Baekjoon standards.

This is a Kotlin coroutine lecture by the author of "The Definitive Guide to Kotlin Coroutines." This lecture covers everything from the basics to the core of coroutines. It provides various visual materials and clear explanations to help anyone easily understand asynchronous programming using coroutines.

From the core of Kafka to in-depth content on internal mechanisms, the course is structured so that even beginners can quickly reach the expert level through detailed theoretical explanations, hands-on practice, and practical Kafka application development practice.

Learn the essential modern Java technologies of Lambda, Stream, and functional programming with Java, from the basics to the practical level, in depth.

My 14-day use, starting right after release: Claude Code! (AI Coding) - Immediately applicable to job seekers and pros! I'll tell you right away why I recommend it to everyone.

Building a TodoList with Claude + IntelliJ - Complete MCP Mastery Master the workings of MCP by creating a TodoList with Claude and IntelliJ!