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.

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
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Object Oriented Design, Java, Java Programming, Object Oriented Programming (OOP), Software Design Patterns, Maintainability, Software Design, Code Reusability, Functional Design, Data Management, Data Modeling
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Application Deployment, Databases
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Software Testing, Test Case, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Test Script Development, Java, Test Tools, Maintainability, Software Design
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Spring Framework, Java, Spring Boot, Code Reusability, Programming Principles, Application Frameworks, Data Structures, Model View Controller, Development Environment
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Programming, Java, Software Development Tools, Application Servers, Web Applications, Development Environment, Java Platform Enterprise Edition (J2EE), Object Oriented Programming (OOP), Application Development, Eclipse (Software), Program Development, Computer Programming, Object Oriented Design, Mobile Development, Programming Principles, Integrated Development Environments, UI Components, Event-Driven Programming, User Interface (UI), Virtual Machines
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Java Programming, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Cryptographic Protocols, Authentications, Application Security, Data Import/Export, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Debugging, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Java, Teaching, Programming Principles, Program Development, Computer Programming, Digital pedagogy, Education Software and Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, File I/O, Integrated Development Environments, Functional Design
Beginner · Course · 3 - 6 Months

Skills you'll gain: Java Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Ajax, Web Design and Development, Java Platform Enterprise Edition (J2EE), jQuery, Cascading Style Sheets (CSS), Web Applications, Scripting Languages, Javascript and jQuery, Web Development, Java, Hypertext Markup Language (HTML), Middleware, Model View Controller, Javascript, Front-End Web Development, Hibernate (Java), Service Oriented Architecture, Back-End Web Development
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java, Java Programming, Eclipse (Software), Object Oriented Programming (OOP), Development Environment, Integrated Development Environments, Computer Programming, Program Development, Virtual Machines, Web Applications, Software Installation
Intermediate · Course · 1 - 3 Months