Java courses can help you learn object-oriented programming, data structures, exception handling, and multithreading concepts. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: Blockchain, Front-End Web Development, Application Development, Web Development, JavaScript Frameworks, Transaction Processing, User Interface (UI), Development Testing, Cryptography, FinTech, Emerging Technologies, Software Design, HTML and CSS, API Design, Javascript, Application Deployment, Scalability, Data Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Version Control, GitLab, Continuous Integration, Software Versioning, CI/CD, Git (Version Control System), Software Development Tools, Javascript
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, Software Design, User Interface (UI), Integrated Development Environments, Java, Design Thinking, Program Development, Data Validation, Software Development, Application Development
Beginner · Course · 1 - 4 Weeks
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Servers, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design, IntelliJ IDEA, Object Oriented Programming (OOP), Programming Principles, Java, Integrated Development Environments, Data Structures, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Prometheus (Software), Data Processing, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, HTML and CSS, Front-End Web Development, Web Development Tools, Bootstrap (Front-End Framework), React.js, Web Development, Javascript, JavaScript Frameworks, Semantic Web
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Game Design, Software Development, Development Environment, Software Documentation, Data Validation, Javascript, Debugging, Maintainability, Data Structures, Software Design, Computer Programming, Data Management
Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: ASP.NET, .NET Framework, Web Development, Web Applications, HTML and CSS, Javascript, Database Application, Object Oriented Programming (OOP), Application Deployment, Web Design, Data Access, Event-Driven Programming, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Management, Spring Framework, Software As A Service, Java, Artificial Intelligence, Restful API, Integration Testing, Web Applications, Application Development, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Apache Spark, Data Pipelines, Distributed Computing, Real Time Data, Security Controls, Configuration Management, Data Processing, Performance Tuning, Encryption, Authorization (Computing), Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, JSON, Gherkin (Scripting Language), Restful API, Application Programming Interface (API), Test Tools, Test Case, Test Planning, JUnit, Software Testing, Test Engineering, Security Testing, Test Data, Test Automation, OAuth, Apache Maven, Authentications, Development Environment, Eclipse (Software)
Mixed · Course · 1 - 4 Weeks