Real-world web performance optimization for frontend developers (feat. React) - Part. 2

Learn how to measure the performance of your React-built web services and optimize them for speed and efficiency.

Learn how to measure the performance of your React-built web services and optimize them for speed and efficiency.

After completing all lectures, you will be able to develop a web service yourself.

Master React rendering principles and optimization to apply them in real-world situations and prepare for interviews!

Complete a company introduction landing page with hands-on vibe coding. Using Cursor AI + Next.js + TypeScript + TailwindCSS + shadcn/ui + MCP stack, proceed from design to deployment all at once. The key is "fast implementation + SEO foundation that performs well in search engines." 🏁 Course Objectives Landing creation → Performance optimization → SEO implementation → Deployment/Indexing Real-time coding (vibe coding) to immediately check completed sections Direct experience including search indexing 🛠️ Practice Stack Cursor AI, Next.js(App Router), TypeScript TailwindCSS, shadcn/ui, MCP workflow 🔍 SEO Practice Apply SEO optimization MD files provided by instructor Metadata, OG/Twitter cards, robots/sitemap, structured data (JSON-LD) Optional multilingual routing implementation 🎯 Final Product Responsive company introduction landing + contact form Target Lighthouse 95+ Vercel deployment followed by Search Console registration and indexing request 📚 What You'll Learn from This Course How to quickly compose hero/trust/features/FAQ sections Clean UI composition with shadcn/ui Form validation and basic conversion tracking point design Boosting SEO scores with structured data + multilingual routing Understanding the indexing process through Search Console after deployment 💡 Industry Insights (Course Bonus) Beyond just code implementation, we'll briefly cover marketing and exposure methods actually used in the real market. Realistic pricing ranges for advertising, blog posting, and comment work How outsourcing and contracting companies actually proceed with SEO and exposure work Cost/efficiency differences between direct developer participation and outsourcing Through this section, you can develop a sense of how technology is actually utilized in real industry work and what cost structures drive it, beyond just the technical aspects. One-Line Summary Following the flow of "implementation → optimization → deployment → indexing," learn the web creation process that connects to actual search exposure and real industry market structures.

Practice REST API and GraphQL while creating a simple SNS service based on React. We introduce how to easily and simply create a backend environment for frontend development.

Building React User Registration, Login + Board with Vibe Coding (React + FastAPI) is a hands-on course where you directly complete a full-stack web application using AI prompts. OpenAI Codex and Claude Code In this course, you'll connect a React (TypeScript) frontend with a FastAPI backend to implement: User registration & login functionality Board CRUD (create, read, update, delete) JWT authentication and authorization handling all within a single project. Particularly, rather than just stopping at writing code, 👉 AI prompt code generation → execution and modification → testing → expansion Through this "Vibe Coding" learning approach, you can experience a new development flow of working together with AI. After completing the course, you'll be able to directly finish your own "member-only board service," and additionally challenge yourself with extended features like comments, likes, and image uploads.

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

Web developers (especially React developers) can now truly easily launch apps. With Expo, you can launch both Android and iOS apps even faster. Let's become a developer who can quickly launch apps with Expo.

Build and deploy community applications using the MERN Stack (MongoDB, Express, React, Node + Firebase)

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.

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!

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

A compass for beginners in web development, a guided lecture to discover what you don't know about web front-end and move forward systematically.

This course is about TypeScript and React.

This is a Chrome Developer Tools tutorial for front-end developers. It covers various features and tips that are useful when developing.

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 full course of hands-on Next.js! Complete a real-world project with the latest technologies such as GraphQL, Redis, RabbitMQ, Prisma, TailwindCSS, Docker Compose, Cypress, Prometheus, and Grafana, and experience both the App Router and Page Router.