[Advanced Android] The Ultimate Guide to Background Services – From Flavor Configuration to MVI Architecture

You will learn how to write better, more maintainable code by applying clean architecture to your Flutter apps. This is a must-have course for intermediate and above level learners.

This introductory Flutter course lets you code once for Android and iOS.

Essential Java syntax review before studying Java-based development.

"Are you still modifying your code every time you change the server address?" In professional practice, Development (Dev), Staging, and Production (Prod) environments are strictly separated. However, many developers still manually change variables within a single main.dart file, exposing themselves to the risk of deployment errors. This course covers a 'true professional-grade architecture' that allows you to switch environments instantly just by selecting a build target, without modifying a single line of code.

A practical course where you build a production-level app from scratch. Learn how to develop scalable and maintainable apps by applying Clean Architecture and the MVVM pattern.

This lecture explains unit testing, UI testing, and integration testing methods in Flutter based on the official documentation.

This is a comprehensive lecture on Kotlin grammar that can be learned in 1 hour.

This is a guide course on proper dependency injection in Flutter. It presents how to use DI utilizing the injectable package.

This course is designed for everyone starting Flutter to quickly learn the Flutter basics.

You can experience an example of implementing an app with clean architecture, including caching techniques using a local DB, CSV parsing, and custom drawing using Canvas.

Jetpack Compose is Android's modern toolkit for building native UIs. Build apps quickly and vibrantly with less code, powerful tools, and intuitive Kotlin APIs.

If you have started Java development but feel overwhelmed when trying to solve a problem, it is time to study design patterns. I will explain 10 of the GoF design patterns that I personally use the most.

In this course, you will learn various methods for developing reactive and flexibly scalable Android apps by utilizing Kotlin and various Jetpack libraries widely used in the industry.

You will learn Flutter app development by building a public mask inventory app, applying the MVVM pattern (one of the most commonly used patterns in smartphone development), and adding features.

Master complex Flutter state management in just 3 hours.

This is a course that can help you create a portfolio while preparing for a job as an Android developer.

This is Android development theory for creating a portfolio app for employment (or career transition).

Currently, Android development can be done using both Java and Kotlin. You can develop the same Android applications regardless of which language you choose. This course covers most aspects of Android application development, from basics to advanced topics, and all code is written using Kotlin starting from the fundamentals. Additionally, it utilizes Google's latest UI library, Material 3. This course involves completing three projects throughout the entire Android curriculum. By working on these projects, you can master advanced techniques actually used in the industry, such as Hilt, Retrofit, Room Database, and MVVM. Furthermore, you can increase productivity using AI by performing "vibe coding" with Gemini within the Android development tools. Soft Campus will always strive to provide the most up-to-date lectures.

Through this lecture, I hope to understand the core of the Kotlin language and avoid the mistake of being blocked by the language when developing Android apps.

This is a basic Kotlin syntax course. It is designed for those who want to develop Android apps using the Kotlin language, and you can enjoy learning Kotlin syntax thoroughly from the basics.

Develop a scalable real-time WebSocket chat server capable of handling high traffic by building a 3-instance cluster with Spring Boot 3.x and Kotlin, utilizing Redis Pub/Sub for distributed messaging and Nginx as a load balancer.

Kotlin mastery via virtual payment server course.

Build a scalable real-time event streaming order processing system using Spring Boot 3.x + Kotlin, establishing a Kafka cluster, and leveraging PostgreSQL CDC, Debezium Connect, and Apache Avro schemas.

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

In this course, you will learn Kotlin syntax, how to safely convert Java projects to Kotlin, and how to code in a Kotlin-like manner. Learn Kotlin based on practical code and use it yourself to enjoy its advantages.

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

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

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

IntelliJ IDEA Conf 2025 is an annual online conference hosted by JetBrains that provides valuable sessions for Java and Kotlin developers. It covers various topics including AI adoption, Spring Boot, Gradle, Kafka, database management, and also shares insights on cloud integration, secure coding, developer performance improvement, and advanced development techniques. This conference is open to both professional and beginner developers, offering opportunities to explore the latest technologies along with productivity tips for writing high-quality code faster.

The TDD & Clean Code masterpiece lecture, recommended by many senior developers in Korea to junior developers for over a decade.