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: Ajax, Javascript, Data Structures, Debugging, JSON, Web Development, Web Applications, Cascading Style Sheets (CSS), Computer Programming, HTML and CSS, Event-Driven Programming, Software Development, Git (Version Control System), Hypertext Markup Language (HTML), Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, UI Components, User Interface (UI), Apache Maven, Software Design, Java Programming, Design Thinking, Object Oriented Programming (OOP), Program Development, Application Design, Build Tools, Integrated Development Environments, Software Development Tools, Eclipse (Software), Data Validation, Version Control, Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

University of New Mexico
Skills you'll gain: Middleware, Application Frameworks, Web Applications, Model View Controller, Version Control, Web Development Tools, Agile Software Development, Git (Version Control System), Software Engineering, Data Store, Web Development, Software Development, Agile Methodology, User Interface (UI), Back-End Web Development, Web Design, Databases, Database Management, Ruby on Rails, Javascript
Mixed · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Object Oriented Design, Java, Java Programming, Software Architecture, Object Oriented Programming (OOP), Data Structures, Software Design, Computer Programming, Programming Principles, Code Reusability, Application Development, UI Components, User Interface (UI), Data Management
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Mobile Development, Web Applications, Web Design and Development, Program Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Responsive Web Design, Video Game Development, Git (Version Control System), AI Integrations, Cascading Style Sheets (CSS), Database Development, Computer Programming, Database Application, Machine Learning
Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Text Mining, Data Mining, Unstructured Data, Data Preprocessing, Data Processing, Natural Language Processing, Classification Algorithms, Analytics, Java, Unsupervised Learning, Feature Engineering, Machine Learning Methods, Supervised Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Other Programming Languages, Program Development, C and C++, C++ (Programming Language), Application Development, Computer Programming, Development Environment, Programming Principles, Software Development, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Object Oriented Design, Software Architecture, Java, Java Programming, Software Design, User Interface (UI), Object Oriented Programming (OOP), Data-Driven Decision-Making, Business Modeling, Test Data, User Interface (UI) Design, System Design and Implementation, Application Design, Human Computer Interaction, Application Development, Software Engineering, Computer Programming, Programming Principles, Software Development Tools, Artificial Intelligence
Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: Java, Object Oriented Design, File I/O, Web Servers, Program Development, Server Side, Programming Principles, Test Engineering, Code Reusability, Animation and Game Design, Encryption, Software Installation, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: JSON, Event-Driven Programming, Javascript, Mobile Development, Data Structures, Application Development, Video Game Development, Web Applications, Programming Principles, Data Storage Technologies, Scripting Languages, Data Persistence, Computer Programming, Data Storage, Computational Logic, Front-End Web Development, Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Test Script Development, Test Case, Selenium (Software), Software Testing, Test Tools, Maintainability, Code Reusability, Test Data, Debugging, Configuration Management
Advanced · Guided Project · Less Than 2 Hours

Peking University
Skills you'll gain: C# (Programming Language), C and C++, Data Structures, C++ (Programming Language), Computer Programming, Microsoft Visual Studio, Object Oriented Programming (OOP), Extensible Markup Language (XML), Extensible Languages and XML, Object Oriented Design, .NET Framework, Java, Programming Principles, Data Access, Database Management, User Interface (UI), Algorithms, UI Components, Event-Driven Programming, Computer Graphics
Intermediate · Course · 3 - 6 Months