Beginner Backend Developer Roadmap

After ChatGPT was released in 2022, AI has become a very close software in our lives. The performance of models is improving day by day, and many new software applications that didn't exist before are emerging using AI. In 2025, as AI agents become a hot topic, many people are starting to develop AI agents. You may have heard the term AI agent, but this is an introductory tutorial that will help you understand what an AI agent is, why it has suddenly become a topic of discussion among so many people, how to create an AI agent, and how to easily build one using ADK.

C++ programming methods demanded in the field! Now, let's break free from C language style and code like C++. This course is structured to allow you to gradually master the basic syntax of the C++ language, build foundational programming skills, and grow to a level immediately applicable in practice. You can directly create practical projects using Arduino, or acquire the programming skills needed for game development utilizing Unreal Engine. Through this course, you will naturally boost your programming confidence and be able to comfortably utilize C++ in real-world scenarios.

Software Practical English Guidebook | Great IT English

Cyber security threats are increasing every year, targeting external services and internal system penetration and personal information theft. This article covers basic security activities that developers and operators must perform to operate, develop, and protect infrastructure, applications, and the cloud.

We provide specific methods and curriculum to prepare for employment as a backend developer. This is a continuously updated backend roadmap lecture.

This lecture covers the process of configuring a custom Gateway API using yaml.

This lecture provides a rough overview of backend basics with FastAPI, along with deploying to AWS using React.js, allowing you to quickly experience the actual deployment process.

I have summarized the steps required to get a job as a front-end developer into 7 codes. I didn't have a senior developer, so I was vague when I was looking for a job, but don't worry anymore. 😀

A practical course on easily building a super simple bulletin board with Spring Boot and React.js! This course focuses less on theory and more on hands-on practice, covering the web application development process for quick completion.

Docker, a technology stack used by over 20 million developers worldwide! We'll study Docker and container concepts, which have become essential technology stacks for countless developers, by following the official documentation! I think you might have been intimidated before even starting when looking at the thick Docker books among the technical documents available in the market. This course is structured with a solid curriculum focused on hands-on practice, highlighting core content based on Docker's official documentation. I promise that this course will help you quickly apply Docker in real-world scenarios! After completing the course, you'll be able to use Docker in various practical ways!

Here are some tips for interviewing developers that you won't find on the internet. This is the essence of preparing for the web development hiring process.

Learn how to automate repetitive tasks through six examples using Google Workspace (spreadsheets, forms).

This discusses the foundation for learning modern PHP, from PHP Object-Oriented Programming and built-in classes to PSR, Composer, and MVC (Model, View, Controller).

A new curriculum that incorporates the experiences of working developers using Docker, providing lectures that are different from existing textbooks and lectures. It starts from the fundamental question of why Docker should be used, rather than simple command usage.

Build office automation in Google Spreadsheets and learn the fundamentals of programming.

This lecture teaches the essential OS principles for all developers.

Regardless of the field! This is a lecture that covers the core fundamentals that developers must know in practice in an easy + code-oriented way. I highly recommend this lecture to all junior developers and job seekers who want to grow.

<25 English Technical Interview Questions and Answers by Local Australian Java Developers> is for all those who want to work as Java language programmers. Since Java language is a computer language that is constantly in demand worldwide, this lecture will be a useful guide for preparing for actual interviews not only for those who want to work overseas but also for those who want to work domestically.

Based on real-world web service development experience, this full-stack series targets beginners, aiming to develop web and app services capable of actual commercialization. As the initial step (part1-1), this lecture details intermediate Python for full-scale development, backend implementation with flask, and essential web technologies (e.g., HTTP, RestAPI, MVC patterns).

Learn how to build web APIs and backend logic and integrate them with HTML/CSS/Javascript websites without managing physical servers/network equipment using a free Amazon Cloud account, through a simple Kanban project.

Have you ever wondered why you can't understand developers' conversations even though your development knowledge is increasing? Even if you don't have specific development knowledge, there are many cases where you need to know the terms developers use to understand the exact meaning. Quickly learn developer terms!