LLM Practical Transition Course for Senior Developers

This is the process of a tech-based startup CEO, who previously focused only on product development, overcoming their fear of sales and building a repeatable sales system. Through weekly action learning that involves approaching actual potential customers, they establish a value-driven sales mindset and complete a systematic, data-driven sales system.

You will learn the concepts of ontology and their practical application methods, focusing on the secondary battery cathode material manufacturing process. You will learn how to transform fragmented process data into meaningful knowledge assets and build AI-based quality prediction and defect root-cause reasoning systems. You will acquire practical ontology engineering capabilities to lead the digital transformation (DX) and artificial intelligence transformation (AX) of manufacturing sites.

Are you missing anomalies in complex manufacturing site data? I am sharing my know-how on how to accurately detect them using autoencoders with real-world IoT data.

This course focuses on the strategic application of Design Thinking for startups. It provides an in-depth look at the five-stage process of Design Thinking (Empathize, Define, Ideate, Prototype, and Test)—a human-centered innovation methodology—and teaches how to manage the uncertainties startups face while securing product-market fit. Additionally, the course explores integration strategies with Lean Startup and Agile methodologies and analyzes successful domestic and international startup cases such as Airbnb, Netflix, Toss, and Baedal Minjok. By covering a wide range of topics, including measuring the financial value of Design Thinking (ROI, KPI), strategies for organizational adoption, and the future outlook of Design Thinking combined with Artificial Intelligence (AI), this course helps strengthen practical business innovation capabilities.

This is a systematic introductory stock investment course for beginner investors in their 20s. From basic concepts to actual investment strategies, you will learn everything a young investor needs to know step-by-step. It is designed to help you develop safe and wise investment habits through real-world cases and exercises. We provide practical knowledge that can be applied immediately, such as investment risk management, portfolio construction, and market analysis methods.

This course is a pilgrimage guide that provides a deep historical, theological, and archaeological exploration of the Seven Churches of Revelation located in western Türkiye (Roman Asia). It analyzes the political oppression of Rome and the temptations of pagan culture faced by each church, alongside the specific messages of Christ. Furthermore, it offers an integrated learning experience that facilitates both spiritual reflection and practical travel planning by providing a detailed 7-day recommended itinerary, tips for visiting historical sites, and information on transportation and accommodations for modern travelers.

This course provides an in-depth analysis of the changes in the South Korean government's support policies for startups and SMEs in 2026, offering practical strategies for startup CEOs to maximize their chances of being selected for government projects. With "Deep Tech" and "Global" expansion as core keywords in a rapidly changing policy environment, the course comprehensively covers optimal strategies for support programs at each growth stage—from pre-startup to the leap stage—as well as R&D ecosystem innovation, policy fund utilization, and successful PSST (Problem-Solution-Scaleup-Team) business plan writing tactics. Through this course, startup CEOs can accurately understand the shifted policy directions and establish customized strategies tailored to their business models to seize opportunities for a quantum jump.

This course is a practice-oriented lecture that goes beyond 👉 just explaining the concepts of RAG (Retrieval-Augmented Generation), 👉 to building the actual working architecture yourself, 👉 and experiencing expansion and optimization. Starting from simple RAG examples, you will learn step-by-step—from Advanced RAG to Modular RAG and Agent-based RAG—at a level that can be immediately applied in the field.

Full-stack course from Figma design to AI-powered coding and deployment!! [Figma + Vibe Coding (HTML/CSS/Tailwind/React) + Git + Vercel Deployment] Your design exactly as it is!! Complete it with Vibe Coding without a single pixel of error! A full-stack guide to increasing practical productivity by 5x using AI! You too can become a full-stack designer capable of both design and coding. ✅ Implement your design intent without a single pixel of error ✅ Design architecture that AI understands ✅ Prompt engineering skills to precisely control AI ✅ Ability to skillfully fix code generated by AI Experience the amazing reduction of time from design to coding and deployment by 1/5.

The goal is to master the complex GPT API and Python in the easiest way possible through hands-on practice. You will develop a YouTube video summarization AI using the latest ChatGPT API and implement it as a web application using Streamlit.

Are you feeling stuck trying to implement an agent that goes beyond a simple chatbot? Based on my own trial and error and know-how from official documentation, I will show you how to build intermediate-level agents that can be immediately applied to real-world tasks.

Build a Saju (Four Pillars of Destiny) analysis AI agent that integrates Manseryeok, Astrology, Zi Wei Dou Shu, Onomancy (Name Study), and MBTI using n8n workflows and Python algorithms. We will complete a production-level service system from start to finish where 13 specialized agents collaborate to generate professional-grade Saju reports.

Document → Code Automation. Stop typing prompts and let the system do the work. Build your own AI development agent with Skills, Sub-agents, and Commands, and complete monetization services through 5 real-world projects.

A course chosen by 3,000 students! Updated to GPT-5 version! How far can you go with ChatGPT? Create automated stock trading applications and web investment reports!

Learn deep learning through PyTorch. Ultimately, the course covers image classification.

: "From environment setup to 7 practical projects, a deep learning full-stack journey across data domains (35 lectures in total)" Go beyond simply following example code and learn how to cook various types of real-world data using deep learning. Starting from building CPU/GPU development environments, you will cover waste sorting classification (Image), stock price prediction (Time-series), ECG anomaly detection (AE), animation stylization (GAN), medical image segmentation (U-Net), and sound classification (Audio)! Systematically master core deep learning algorithms through hands-on projects.

A course to truly make you a hands-on game developer. Push your limits with 4 hands-on projects and 3 AI-specialized games!

"Beyond Data Analysis: From Predictive Model Design to Optimization (29 Lectures in Total)" Have you finished your data analysis but feel stuck when it actually comes to building a model? We help you fully master not just how to call libraries, but the working principles of each algorithm and optimal model validation strategies.

A selfish era where only those who know how to properly utilize AI can generate profit. Essential web development concepts for profitability and a realistic guide you must know to 'properly' direct AI coding agents. From the mindset of coding without writing a single line of code to realistic methods for building a product with zero budget, and even practical details on business registration and tax processing. This is an AI-driven profitable web programming guide filled with insights gained from the actual field.

Now your imagination becomes the best game design document! With AI, you can complete your first game by having fun conversations as if assembling LEGO blocks. Try using Google Gemini Pro for free!

If you want to properly learn OCR technology that's truly used in practice, this one course is all you need! Aiming for over 98% accuracy even with unstructured documents and complex layouts, based on the latest SOTA models and real-world know-how, we build enterprise-level OCR projects together.

Learn the entire process of running the latest Gemma 4 model directly on your MacBook without the burden of paid API costs. You will master performance maximization techniques using Apple Silicon's Metal API and optimal parameter settings for different VRAM capacities, while gaining the ability to build production-level local AI infrastructure based on FastAPI.

Explore how LLM applications are shifting the development paradigm. Understand why LLMs are becoming a sustainable core technology through comparisons with existing technologies, and learn about the essential skills and mindset shifts required for developers. Gain insights from expert instructors to grasp the essence and future direction of LLM application development.

We introduce basic prompt patterns for coding and advanced API prompt patterns for leveraging artificial intelligence.

Did you buy a MacBook in the AI era but feel overwhelmed about where to start? A developer with 15 years of macOS experience will guide you through everything, starting from 'device initialization.' ✅ App installation · Essential macOS tips · Terminal · Homebrew · Setting up development environments ✅ Claude Code & Agentic Coding to create an environment where AI codes for you 👉 Start now and complete your development environment within today — make it the first day you truly master your MacBook.

Automate YouTube Shorts creation with AI!! Learn how to automatically create YouTube Shorts using n8n from scratch. We will personally build a workflow that handles everything at once: Text → Image/Music → Video Creation → Uploading. Practice includes distinguishing between test/production modes and tips for saving costs. By the end of the lecture, you will complete 3 automation templates that can be used immediately. We will learn step-by-step, starting from node placement, so you can follow along even without coding knowledge. Join us in automating AI YouTube Shorts production!

After using it for 14 days starting immediately upon release, here are the reasons why I recommend Claude Code (AI Coding) to everyone—from job seekers to industry professionals—as something they can apply right away.