AI agents can feel vague, right? We’ll share practical problem-solving know-how from real-world experience, covering everything from prompts and loops to graph engineering systems.

You will experience the process of building an actual web service by combining various AI models such as Kimi, OpenCode, and Codex according to the situation. Beyond simple prompt input, you will learn practical development workflows for collaborating with AI, from requirement definition to code review and service completion, through hands-on practice.

Copilot used by working developers in the industry! From Copilot tips to unit testing and API integration testing, do it all with Vibe Coding! Leap forward as a 10x faster director with real-world industry know-how.

Knowledge Entrepreneurship Opportunities and Mindset: Making Writing and Media Easy in the AI Era (Prompt Engineering, Gemini, Kling) No coding knowledge or AI experience required! All you need are your experiences and ideas. Learn practical methods to combine your personal expertise with AI tools to create digital content. Based on this, you can create your own content and gain significant help for various digital businesses you've wanted to try.

🏆 English Speaking Coach AI Provided 🧑🏻‍🏫 🏆 Learn an English learning system that has proven effective, from starting at CSAT grades 4-5 to achieving OPIc IH and a TOEFL best score of 85, and even preparing for study abroad. From news reading to utilizing GPT prompts, Notion recording, shadowing, and AI conversation, you will master a complete learning loop of reading-speaking-correcting-rewriting through practice-oriented sessions.

Learn the core principles and practical implementation of Classic RAG, Graph RAG, and Agentic RAG. Design a dynamic routing system that optimizes token efficiency and latency, and build a long-term memory system that combines GraphRAG’s relational network reasoning with Agentic RAG’s self-evaluation loop. This course develops advanced RAG architecture design skills that can be applied directly in real-world settings.

Deterministically control AI agents through a 5-layer harness architecture and 4 workflow layers, and immediately apply a scalable project structure to real-world practice. (Based on Claude Code, but the same principles apply to other AI tools.)

[Source Code Provided] No coding knowledge required. Build it instantly in your browser using Google's latest tool (IDX) without any installation! Stop studying coding syntax! This is an ultra-fast, hands-on course where you'll build an RAG chatbot that perfectly understands internal company documents through AI conversation (Vibe Coding) in the Google IDX environment and deploy it live to the web.

Now your imagination becomes the ultimate game design document! With AI, you can have fun chatting as if you were building with LEGO and complete your first game. Try Google Gemini Pro for free!

Are you still coding alone? We are now in an era where AI handles 99% of the work. Instead of memorizing complex syntax, this course teaches you how to turn Google's powerful AI, 'Gemini Pro,' into your 24-hour AI development partner. You will learn the fundamental principles of Flutter using the paid Gemini Pro model for free and turn your ideas into reality through professional-level projects.

It's okay even if you don't know the first thing about coding. We are in an era where AI writes the code for you as long as you have an idea! This course is not just about learning a programming language. It is a practical course where you will learn the 'most modern way of development'—giving commands (prompts) to the powerful AI code editor 'Cursor AI' to directly build the programs you've imagined.

The trending "Vibe Coding"! You can learn how to develop and deploy a website (Next.js) with just a few clicks using AI tools. We will even show you how to develop using Google Gemini Pro for free.

From Git basics to a troubleshooting guide! This is a lecture where a practitioner explains everything clearly. I will share all the core secrets and help you work in the field without any issues, even if it's your first time!

This is a practical Qt QML and C++ course strengthened by 6 essential, hands-on projects. Build your professional foundation through exercises covering everything from various types of UI development to REST API communication!

You can get started with desktop app development using Qt QML and C++. This course focuses on development targeting the Windows operating system. Development is also possible on macOS using the same methods.

The Computer Literacy Exam (COM-HWAL) written test is no longer difficult! We have summarized only the core points so that anyone can understand them easily. With this lecture, passing in a short period is definitely possible. Start right now!

Through the synergy of Excel and generative AI (ChatGPT), this practical, hands-on training covers the entire spectrum including data aggregation, cleansing, visualization, report writing, template automation, code-free schedule creation, VBA automation, and Google Sheets integration, designed to enable learners from Excel beginners to intermediate users to develop skills that can be immediately applied in real-world work through step-by-step learning.

Excel 2021 Practical Super-fast Master Class covers 6 key tips and features to help practitioners maximize their work efficiency and get off work early. Quickly acquire all the essential skills of Excel, from data processing, editing, formatting, calculation, analysis, and visual effects through this course.

This is a practice-oriented course designed to increase work efficiency by automating repetitive Excel tasks with Python. You will learn how to automate the entire workflow—from opening files to data processing, inspection, consolidation, and saving—and will also be provided with practical automation code using pywin32.

A course where anyone—from general users unfamiliar with programming to office workers looking to simplify their tasks—can learn how to create data processing rules, merge multiple documents, and easily automate workflows with just a few mouse clicks!

This is a hands-on OpenAI Codex course for both non-developers and developers. You’ll learn everything from the basics to building websites and programs, automating tasks, harness engineering, and advanced features with ease, while developing the ability to learn new features independently using the latest official documentation.

AI Excel that automates perfectly for your tasks without any company security concerns. From data preprocessing to visualization, everything is OK in just a few minutes—without any coding knowledge!

Google Sheets and Apps Script work automation that even those with no coding experience can do! I will teach you in the easiest way possible by creating examples that can be used in actual work.

Using ChatGPT is completely different from developing an actual generative AI service. This is because you must master everything from API calls to conversation state management, structured outputs, function calling, document-based RAG, MCP integration, and AI agent implementation. Based on extensive experience in data analysis and AI instruction, this course explains complex concepts through Python-centered practice. You will learn step-by-step—from the principles of generative AI to the OpenAI Responses API, multimodal features, File Search-based RAG, external tool integration, and the Agents SDK—to complete a fully functional AI application.

A ChatGPT lecture planned with 2024's latest information. Based on large enterprise & finance field content, it covers hands-on 3.5/4.0 prompt practice and diverse generative AI tool use.

By simply entering a US company ticker, this system automatically collects financial accounting data, competitor analysis, recent news, and stock price information to generate professional investment reports through in-depth analysis using the OpenAI GPT API. The final results are automatically uploaded to Notion. By learning the basic concepts and terminology of financial accounting, even engineers can utilize this for competitor benchmarking, persuading supervisors, and planning new solutions. You will build a high-performance API server using Python and FastAPI, learning asynchronous programming, AI integration, and practical fintech skills. We support beginners so they can easily follow along, complete a system applicable to real-world investment and business, and grow into developers tailored for the AI era.

This is a tutorial-style Claude Code development course that beginners and those new to development can easily follow. Based on experience teaching planners, designers, and non-developers in offline classes, the course covers everything in one continuous flow—from beginner examples not covered in books to intermediate development examples. Using Claude Code, you will experience the step-by-step development process, starting with Hello World and progressing to a lucky draw, a device-optimized café menu management web page integrating Claude Design with Excel data, and a SaaS web application that can be connected to a database and deployed to cloud services. Tutorials are provided at each stage—theory, practice, and projects. Through hands-on exercises across 6 levels, you will learn AI-collaborative development methodologies and experience the entire development cycle, including cloud deployment and operations.

Upon completing and applying these lectures, you can create your own sites and apps. This introductory VibeCoding lecture uses Cursor AI to help you naturally learn coding flow by creating a Web site group chat for your family. Without an App developer account or MacBook, anyone can easily follow along in a Windows environment, even without dev knowledge, and learn to deploy it as a real website.

Through this course, learners can develop the ability to obtain a Computer Application Skills certification. This course is structured according to the examination standards as a preparation course for acquiring the Computer Application Skills certification. You can learn and apply basic knowledge of Computer Application Skills subjects to prepare for certification acquisition. (Computer Application Skills Level 1 & 2 Written Exam - Spreadsheet General)

Through this course, learners will be able to acquire the skills necessary to obtain a Computer Application Skills certification. This course is structured according to the examination standards for obtaining the Computer Application Skills certification. You can learn and apply fundamental knowledge of Computer Application Skills subjects to prepare for certification acquisition. (Computer Application Skills Level 1 & 2 Practical - Spreadsheet Practice)

Now you can use Python in Excel! A light lecture to try out the latest features!

You know the importance of 🔥Big Data🔥 in business, but have you given up before even starting because of difficult-sounding data analysis tools like Python, R, and SQL? Don't worry anymore😉 This is a course for beginners to learn how anyone can analyze data and discover valuable insights using the highly accessible Excel!🎁

This course not only expands your ideas on blog management by creating a Python-based automated posting program for CPA affiliate marketing on WordPress but also allows you to perfectly master practical Python through real-world application rather than just theory.

This is a practice-oriented course designed to increase work efficiency by automating repetitive PowerPoint tasks using Python. You will learn how to automate the entire document creation process—from creating slides to entering text, inserting images, generating tables, controlling shapes, and saving files. Practical PowerPoint automation code using pywin32 is also provided.

Document (SDD) → Code Automation. Make the system work instead of typing prompts. Build your own AI development agent with Skills, Sub-agents, and Commands, and complete monetization services through 5 real-world projects.