OK even if you only know HTML/CSS/JS! A hands-on project completed with React and Firebase

Do you have a foundation in HTML, CSS, and JavaScript (jQuery)? But are you unsure how to create an entire website? If so, try implementing a shopping mall's main page by referencing a design. We'll share know-how on implementing a website by referencing a completed design and understanding the planning intentions and detailed aspects of the design.

This is a practical web development project course where you complete everything from planning and design to implementation and deployment using generative AI. You will create designs using Stitch and Figma Make, generate code with AI Studio, and deploy them as actual services. Even if you don't know much about coding, you will learn how to develop alongside AI and complete your own AI web app. Now, you too can become a developer who collaborates with AI.

"A hands-on web development project course that covers everything from planning and design to implementation and deployment using Generative AI." We will complete the entire process together step-by-step—starting from idea conception, quickly creating designs with AI, implementing a functional website with React, and finally deploying it to the internet. Latest AI tools like Stitch and Figma Make will assist with your design work, and even complex coding will be taught in a way that is easy to follow step-by-step.

This is a project-centered course that builds a "To-Do List Management App" with practical skills using React + TypeScript. Rather than just learning syntax, you can develop a sense for TypeScript application by completing it as an actual service through component structure design → state management → type application → feature implementation → local storage integration → deployment.

This is an introductory course that focuses on learning TypeScript's core syntax through hands-on practice to improve type safety and code readability. You'll learn through real code examples, from project environment setup to interfaces, generics, and utility types.

First steps in React for publishers! Learn everything from basic syntax to building and deploying a responsive shopping mall website all at once. This is not just a collection of fragmented React examples; you will learn and apply the core syntax necessary for actual web page production.

This lecture provides a step-by-step explanation of the process of implementing a Figma design into a web page. It covers the entire web publishing practice, from saving images to writing HTML, CSS, and Javascript. It is systematically designed to be easy for beginners to follow. Through practice-oriented learning, you can learn how to efficiently convert web designs into code.

CSS Grid is a powerful tool that allows you to implement complex layouts simply and intuitively. This lecture is designed to help you easily learn the core concepts of CSS Grid to practical applications step by step. Stop being tied to complicated floats and flexboxes and learn the standard of efficient layout design! Start now!

jQuery, a JavaScript library used by over 75% of websites worldwide! This course is structured to help you understand the principles and build a strong foundation rather than focusing on flashy effects. Learn jQuery from the basics to advanced applications to complete your own portfolio or use it immediately in the field.

Taking your first steps in web development? Special offer for those just starting with HTML, CSS, and JavaScript! Want to create a mobile website to keep up with the mobile era, but unsure where to start? Don't worry. Learn the core of responsive web development naturally by directly analyzing and implementing Figma mobile designs. Based on sleek mobile designs, we'll explore everything together, from subtle interactions that capture users' hearts to technologies that perfectly adapt to various screen sizes. Now, let's share the know-how to make your website shine on all devices. Shall we begin together?

Select HTML elements using JavaScript and change element styles or implement animation effects based on various events. Implement style changes, event settings, and effects frequently used in webpage development based on the basic syntax of JavaScript.

You will learn everything from CSS basics to animations and responsive design. Through practical examples, you will review what you've learned and build a solid foundation.

Through this course, you can build a solid foundation in HTML, one of the three core languages that make up a webpage, alongside CSS and JavaScript. Learn how to properly write HTML that is optimized for search engines and complies with web accessibility and web standards.

This course is a practical-focused learning program for JWT-based token authentication and security enhancement techniques that are essential in modern web service environments. Using Spring Boot 3, Spring Security 6, and React, you'll implement secure login systems and cover comprehensive security practices including XSS·CSRF countermeasures, HTTPS implementation, token reissuance and revocation strategies, and secure secret key management. Additionally, you'll practice real service-level environment configuration through AWS build·deployment and performance optimization using Redis, and the complete project source code provided in the course can be directly applied to real-world work.

In this 24-hour tutorial, you will learn how to build your own YouTube clone. We will cover advanced topics such as Next 15 and React 19 (including tRPC), prefetching in Server Components, utilizing Suspense in Client Components, video processing, background jobs, and AI features.

React is an open source JavaScript library created by Facebook. You can create UI based on components using JavaScript. Learn all the components you need for web development using React, the most popular front-end development library currently optimized for creating SPA (Single Page Application). In Part 3, you will create a complete database processing web app.

This is a project-centered course that builds a "To-Do List Management App" with practical skills using React + TypeScript. Rather than just learning syntax, you can develop a sense for TypeScript application by completing it as an actual service through component structure design → state management → type application → feature implementation → local storage integration → deployment.

This is an introductory course to the front end using Next.js and Tailwind CSS. It is designed to complete static deployment without a backend, so even beginners can experience the satisfaction of completion.

Learn the differences between React and Next.js by migrating from React to Next.js 14. You will gain a deeper understanding of Next.js!

3D Globe Article Service with ThreeJS and SpringAI | Neo + Essential Create your own 3D globe article service using your personal chatbot and ThreeJS!

"Becoming a Developer Who Excels at React" has been published. This book provides a solid foundation by systematically guiding you from the basic principles of the web needed before learning React to the latest React hooks. Through over 40 diverse hands-on projects and abundant practical examples, you can apply theory directly to real-world situations and develop problem-solving skills. Additionally, it helps you grow into a developer capable of building high-quality React applications by learning essential modern web development technologies such as Redux Toolkit, Zustand, and Firebase.

A portfolio-focused course on deploying a React frontend and Spring Boot backend directly to the AWS cloud! This course is helpful for those who want to quickly deploy frontend and backend projects for their portfolio. You will gain the necessary knowledge for deployment through short-term, step-by-step practice, covering everything from server configuration to Docker, domain connection, Nginx, and HTTPS application!

This is a practical web development project course where you complete everything from planning and design to implementation and deployment using generative AI. You will create designs using Stitch and Figma Make, generate code with AI Studio, and deploy them as actual services. Even if you don't know much about coding, you will learn how to develop alongside AI and complete your own AI web app. Now, you too can become a developer who collaborates with AI.

This course is a systematic learning process for general login, social login, and JWT-based token authentication using Spring Boot 3, Spring Security 6, and React. It covers building OAuth2 social login and security-enhanced JWT authentication systems in both MPA and SPA environments, while addressing overall security practices such as XSS/CSRF countermeasures, HTTPS application, token reissue and revocation strategies, and secure secret key management. You will practice configuring production-level environments, including building and deploying via AWS and performance optimization using Redis. Through the completed project source code provided in the course, you can understand the entire login flow and apply it directly to real-world practical work.

Building your own emotional diary service with Spring AI + React It's time for our 4th project with Neo + Essential!

No more AI toy projects that end with a single API call! Based on my experience designing and deploying a full-stack AI chatbot, I will guide you through the entire process of building an AI chatbot that "works as a real service"—covering streaming, tool calling, memory, multi-modal capabilities, and Human-in-the-Loop.

"A hands-on web development project course that covers everything from planning and design to implementation and deployment using Generative AI." We will complete the entire process together step-by-step—starting from idea conception, quickly creating designs with AI, implementing a functional website with React, and finally deploying it to the internet. Latest AI tools like Stitch and Figma Make will assist with your design work, and even complex coding will be taught in a way that is easy to follow step-by-step.

This is a practical course where you will directly create a timer app using React, Electron, and Zustand, and even deploy it to cross-platforms (Windows, macOS, Linux). Starting with familiar React web development, you can learn the entire flow of desktop app development, including global state management via Zustand and final GUI deployment!

Beyond the era of simply using AI, we are now in an era that requires people who can design AI. This course is a master roadmap that systematically organizes the entire design map of AI agents, from "Introduction → Structure → Design → Operation." Based on RAG, Tool Calling, Memory, and Multi-Agent structures, you will learn how to design and scale AI agents from an architect's perspective. If you want to grow into someone who designs AI systems rather than just someone who "uses" AI, this course will provide the direction.

This is a mission content for a frontend project. We provide a PRD planning document, Figma design, and API endpoints so you can practice the project by implementing a timer app called DevTime yourself. Make the knowledge you've learned so far completely your own by implementing a project at a level similar to an actual service 🚀

This course will help you develop mobile apps that can be serviced on Android and iOS using web development.

Throw away those simple services you can make with vibe coding in just 10 minutes! You can learn 'real' practical vibe coding. Let's create advanced services at the level of actual services according to planning and design with Cursor AI NCOP. No Code, Only Prompt

The goal is to acquire basic knowledge of React Native for mobile app front-end development. This course is designed to enable non-experts to easily develop native mobile apps by utilizing languages/APIs with low entry barriers.