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

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Web Development, Server Side
★ 4.6 (80) · Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Software Architecture, Model View Controller, Unified Modeling Language, Object Oriented Design, Service Oriented Architecture, API Design, Systems Architecture, Web Services, Software Design Patterns, Software Design, Simple Object Access Protocol (SOAP), Microservices, Restful API, Software Design Documents, Software Visualization, Code Review, Product Family Engineering, Object Oriented Programming (OOP), Java, Software Development
★ 4.6 (4K) · Beginner · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, UI Components, JavaScript Frameworks, Code Reusability, Application Programming Interface (API), Unit Testing, Front-End Web Development, Software Design Patterns, Javascript, Context Management, Application Development, Web Applications, Dataflow, Hypertext Markup Language (HTML), User Interface (UI), Event-Driven Programming, Cascading Style Sheets (CSS), Development Environment
★ 4.7 (3.7K) · Intermediate · Specialization · 1 - 3 Months

University of Alberta
Skills you'll gain: Object Oriented Design, Unified Modeling Language, Software Design, Object Oriented Programming (OOP), Java, Java Programming, Maintainability, Code Reusability, Software Design Documents, Application Design, Conceptual Design, Diagram Design, Design Elements And Principles
★ 4.7 (2.4K) · Intermediate · Course · 1 - 4 Weeks

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: 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

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

Skills you'll gain: Java Programming, Development Environment, Java, Integrated Development Environments, Key Management, Software Development Tools, Cryptographic Protocols, Encryption, Cryptography, Performance Tuning, Memory Management, Scalability, Software Installation
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Unit Testing, Data Structures, Java, Java Programming, Software Testing, Program Development, Performance Tuning, Algorithms, Performance Testing, Object Oriented Programming (OOP), Theoretical Computer Science
★ 4.8 (2.3K) · Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Mobile Development, React.js, UI Components, Front-End Web Development, Application Development, Dataflow, Code Reusability, Hypertext Markup Language (HTML), User Interface (UI), Event-Driven Programming, Cascading Style Sheets (CSS), Javascript, Development Environment
★ 4.7 (2.6K) · Beginner · Course · 1 - 4 Weeks