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: Java Programming, Command-Line Interface, Application Deployment, Build Tools, Service Oriented Architecture, Package and Software Management, Dependency Analysis, Service Design
Intermediate · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Object Oriented Programming (OOP), Java, Integrated Development Environments, Data Structures, Java Programming, File I/O, Computer Programming, Algorithms, Programming Principles, Development Environment, Debugging, Software Development
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Android Development, Mobile Development, Android Studio, Android (Operating System), Application Development, User Interface (UI), Application Design, UI Components, Java, Development Environment, Authorization (Computing), Application Lifecycle Management
★ 4.5 (686) · Mixed · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: IntelliJ IDEA, Java Programming, Object Oriented Programming (OOP), Java, Object Oriented Design, Integrated Development Environments, Computer Programming, Open Source Technology, Programming Principles, Scalability, Functional Design
★ 4.2 (13) · Intermediate · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Computer Science, Computer Systems, Computer Architecture, Computer Programming, Programming Principles, Memory Management, System Software, System Programming, Virtual Machines, Operating Systems, Hardware Architecture, Software Architecture, Algorithms, Software Design, Program Development, Object Oriented Programming (OOP), Data Structures, Computer Graphics, Peripheral Devices
★ 4.9 (536) · Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, Javascript, Data Manipulation, HTML and CSS, Data Validation, UI Components, Scripting, Event-Driven Programming, Computational Thinking, JavaScript Frameworks, Web Design and Development, Web Applications, Programming Principles, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Program Development, Game Design, Frontend Performance, Event Monitoring
★ 4.7 (1.1K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Test Script Development, Development Testing, Software Testing, Java Programming, Java, Software Engineering
★ 4.2 (23) · Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: JSON, jQuery, Javascript and jQuery, Ajax, Debugging, Web Development Tools, Event-Driven Programming, Javascript, PHP (Scripting Language), Object Oriented Programming (OOP), Data Import/Export, Web Applications
★ 4.6 (850) · Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Java Programming, Java, Data Persistence, Object Oriented Programming (OOP), File Systems, Software Design, File Management, Data Management
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Java, Java Programming, Algorithms, Computational Thinking, Object Oriented Programming (OOP), Functional Design, Development Environment
★ 4.6 (12) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Development Tools, Software Development Life Cycle, Program Development, Computer Programming Tools, Computer Programming, Development Environment, Software Development, Programming Principles, Integrated Development Environments, Software Installation, Command-Line Interface, Linux Commands
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, Data Store, API Gateway, Web Services, Cloud-Native Computing, Transaction Processing, Object-Relational Mapping, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Unit Testing, Java Programming
★ 3.9 (705) · Beginner · Specialization · 1 - 3 Months