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, Mobile Development, Java Programming, Object Oriented Programming (OOP), Application Frameworks, Android Development, Application Development, Program Development, Software Development
★ 4.6 (70) · Intermediate · Guided Project · Less Than 2 Hours

Codio
Skills you'll gain: Algorithms, Data Structures, Java, Java Programming, Other Programming Languages
★ 3.6 (10) · Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Structures, Algorithms, Data Storage, Graph Theory, Computer Programming, C++ (Programming Language), Java Programming, Java
★ 4.6 (5.6K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Access, Object Oriented Design, Relational Databases, Object Oriented Programming (OOP), Database Software, JUnit, Data Integrity, SQL, Database Development, Java, Java Programming, Database Management, Databases
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Software Design, Computer Programming, Software Testing, Application Development
★ 4.5 (114) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Java, Java Programming, File I/O, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Extensible Languages and XML, Test Script Development, Web Scraping, Apache, Web Development Tools, Data Import/Export, Verification And Validation, HTML and CSS, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MySQL, Java, Data Access, Data Store, Database Application, Database Development, Java Programming, Databases, Software Development, Data Storage, Program Development, Computer Programming
★ 4.4 (84) · Advanced · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Software Testing, Software Development, Software Engineering, Java Programming, Java
★ 4.5 (25) · Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Software Design, Programming Principles, Program Development, Code Reusability, AI Personalization, Data Integration, Databases, Computer Programming, Object Oriented Programming (OOP), User Interface (UI), Data Mapping, Algorithms, Java Programming, Java, Data Structures, Data Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SQL, Database Management, Database Development, Databases, Relational Databases, Database Application, Database Design, Query Languages, Data Access, Java, Java Programming, UI Components, User Interface (UI), Transaction Processing, Event-Driven Programming, Software Development
★ 4.3 (38) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Web Development Tools, Javascript, Debugging, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Web Design, Interactive Design, Event-Driven Programming, Web Design and Development, HTML and CSS, Web Development, Cascading Style Sheets (CSS), Data Structures
★ 4.7 (7.4K) · Beginner · Course · 1 - 4 Weeks
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Object Oriented Design, Program Development, Object Oriented Programming (OOP), Functional Design, Computer Programming, Data Structures, Code Reusability, Other Programming Languages, Theoretical Computer Science, Computational Logic
★ 4.8 (8.3K) · Intermediate · Course · 1 - 3 Months