실전에서 바로 써먹는 Elasticsearch 입문 (검색 최적화편)

I've created an AWS intro course, easy for non-specialists to understand and immediately applicable!

Created a 'Kubernetes Intro/Practical' course: easy for non-majors, immediately practical!

I've created an 'Introduction to MSA' course that even non-majors can easily understand and apply directly in real-world situations!

I've created a Docker Introduction/Practical course that's easy for non-majors to understand and immediately applicable in practice!

I've created an introductory CI/CD course that's easy for non-majors to grasp and immediately applicable in practice!

I've created the '대규모 트래픽 처리를 위한 부하테스트 입문/실전' lecture, easily understandable even for non-majors and immediately applicable in practice!

I've created a 'Kafka Introduction' course that is easy for non-technical users to understand and immediately applicable in practice!

Even for non-majors, easy to understand and immediately applicable in practice, I've made the 'Nginx Intro/Practical' course!

I've created a 'Linux Introduction' course that's easy for non-majors to understand and immediately applicable in practice!

I've created an 'AWS Intermediate/Practical' course that's easily digestible for non-majors and immediately applicable in real-world situations!

I've created a 'Redis Introduction/Practical (Query Performance Optimization)' course that non-majors can easily understand and immediately apply in practice!

I've made a 'DB Design Introduction/Practice' lecture that's easy for non-majors to understand and immediately applicable in practice!

I've created the 'MySQL Performance Optimization Intro/Practical (SQL Tuning Edition)' course, easy for non-majors to understand and immediately applicable in practice!

I've created a 'Developer Resume/Portfolio Writing' course for non-majors to pass document screening!

For IT alliance club members struggling with cover letter writing, we've prepared 13 successful samples!

I've created a 'Kafka Introduction' course that is easy for non-technical users to understand and immediately applicable in practice!

We will develop a scalable order processing system capable of real-time event streaming using Spring Boot 3.x + Kotlin to build a Kafka cluster, leveraging PostgreSQL CDC with Debezium Connect and Apache Avro schema.

You can understand the integrated log analysis construction step by step through practice using ELK, and it presents a method to visualize the logs of each system by integrating them. It can be used in various fields such as general data analysis utilization, breach incident analysis response, etc.

This course is ideal for business professionals who wish to quickly acquire practical database design skills, and for those aiming to develop original applications. By learning the data structure design methodology actually employed by professional engineers, you will acquire knowledge immediately applicable to the development and improvement of apps and services!

Created a 'Kubernetes Intro/Practical' course: easy for non-majors, immediately practical!

This course will give you a quick overview of the combination of Kotlin and Spring by implementing simple functions.

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

You can learn about IAM, the foundation of AWS Zero Trust, from the basics to the details. This will help you understand what parts are actually vulnerable and where you need to pay more attention.

Learn cloud infrastructure automation technology using AWS and Terraform, and practice efficient infrastructure management and deployment. Manage AWS resources as code through Terraform, and learn how to deploy consistent infrastructure across various environments.

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

From log recording to collection and utilization, it covers the whole cycle.

Learn the basic data structures of REDIS and examples of practical use of REDIS through redis-cli (command) practice.

It explains almost everything surrounding the cloud in an easy-to-understand manner. If you listen to it before the actual practice, you will be able to understand development or infrastructure cloud well.

Experience the power of Type Safe SQL with jOOQ!

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

Just listen. The lecturing skill, captivating power, and lecture quality are different.

Build a Springboot + iOS RestAPI Bulletin Board: Learn Faster than Anyone Develop a CRUD server with Springboot and create your own bulletin board with iOS!

Understanding Spring Boot + React.js Login (+Social) Service is a course designed to help you deeply understand the authentication flow between frontend and backend, by directly implementing a practical login system that includes JWT-based authentication and social login (Kakao/Google). The frontend is built on React.js, and the backend on Spring Boot, enabling you to learn step by step the practices used in real service environments, such as the Access Token + Refresh Token approach, user state management using HttpOnly Cookie and Redux, Role-based authorization, and social login integration.

Want to work for a long time as a super developer who can handle the entire process of service development and operation on your own? Then build a solid foundation in IT infrastructure knowledge from the ground up, which is just as important as various development languages!