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.

Backend Entry Worry: Over! From HTTP, API, DB basics to the latest tech (MSA, Docker, Cloud)! Backend development knowledge learned easily and systematically!

Learn about Spring Data JPA, which provides several features to make using JPA (Java Persistence API) easier.

We will explore the detailed features and options of AWS's most fundamental and core services, and by implementing cloud architecture step-by-step using these services, we will understand the structure and operating principles of infrastructure while building both the capability and confidence to directly construct cloud infrastructure.

This lecture covers how to easily implement game backend systems using UGS (Unity Gaming Service). You will practice essential features such as Guest and Username/Password authentication, game data storage, leaderboards, and Remote Config. UGS has built a perfect ecosystem with Unity, preparing a practical course for easy learning without entry barriers, allowing immediate application to your projects.

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

We will create a remote development environment using VS Code and extensions, and learn about WSL and code-server, a VS Code used on the web.

This is a basic course on creating various motion graphics using Blender's Geometry Nodes.

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

In the past, I thought, "Isn't it enough to just be good at developing on my own?" but the truth is, you can't do anything alone (of course, some people are good on their own, but that wasn't my story haha). In this knowledge sharing session, we will talk about how all of us can break free from the frame of being a solo battle and grow steadily by building healthy communication and culture with the team, without hurting each other. We will discuss together why blogging is necessary for a developer's continuous growth and for protecting oneself amidst anxiety, whether the desire to prove oneself at the company works to deplete oneself rather than aid growth, how essential Code Review is for maintaining a team's healthy culture, what detailed guides are needed to establish a healthy Code Review culture, and what are the Anti-Patterns of managers you should absolutely avoid or never emulate when you encounter them.

We introduce resume writing tips for employment of overseas English-speaking developers in the US, Canada, UK, Australia, Singapore, Germany, etc. and employment at domestic foreign companies. Save as much time as possible for writing/editing your English resume for just a few tens of thousands of won!

If you want to grow as a developer who is recognized by your colleagues, team, and even the company, and can work with more responsibility and influence? In this lecture, I will share with you my know-how on growth.

Kevin's Easy-to-Understand Java Developer (Web Developer) Roadmap Story

In order to create a game, you create it using a commercially available "game engine". Among them, we have created an analysis process for the [Unity game engine], which is the most used in mobile games, and we have created a game cracking process that you can learn through practice by analyzing the game flow through a sample game.

Are you lost while learning web development? I'll help you find your own way. Even if you're not from a computer science background, you can understand how web service architecture works through a short 1-hour lecture.

Welcome to AWS? First Time? Let's learn together, from the basics of modern web systems to cloud deployment. It's not just simple AWS usage or following along with code; you can learn deeply how even difficult CS concepts are applied in the Cloud!

Develop productively, robustly, securely, and scalably with Python! 🔥

For those who want to utilize NoCode and GPT, we have prepared a method to utilize 'NoCode, GPT' as no-code! After taking the course, you will be able to connect AI to various services, as well as connect front and back-end with no-code! 😊 Just follow along! SyncTree will help you.

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 guides you to accurately understand essential programming concepts and theories that are often neglected in the rush of implementation. By learning similar, contrasting, and related concepts together, you will master multiple ideas at once. After completing this course, you will become a developer with a solid conceptual foundation.

Learn the core HTTP features essential for practical use and how to design proper HTTP APIs.