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: Object Oriented Programming (OOP), Java Programming, Java, Algorithms, Application Programming Interface (API), Data Structures
Intermediate · Guided Project · Less Than 2 Hours

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Skills you'll gain: React Native, Version Control, User Research, UI/UX Research, Usability Testing, Unix Commands, JSON, Restful API, Web Development Tools, Git (Version Control System), Jest (JavaScript Testing Framework), Persona (User Experience), GitHub, Interaction Design, User Experience Design, SQL, User Interface and User Experience (UI/UX) Design, Mobile Development, Javascript, React.js
★ 4.6 (11K) · Beginner · Specialization · 3 - 6 Months

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), Data Mapping, User Interface (UI), Algorithms, Java Programming, Java, Data Structures, Data Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, Scripting, Test Tools, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
★ 4.5 (362) · Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Application Development, UI Components
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Android Studio, Restful API, Version Control, User Research, UI/UX Research, Usability Testing, Jest (JavaScript Testing Framework), Git (Version Control System), Data Structures, Kotlin, Unix Commands, Android Jetpack, Android Development, Persona (User Experience), GitHub, Interaction Design, Mobile Development, Code Reusability, Javascript
★ 4.6 (9.3K) · Beginner · Professional Certificate · 3 - 6 Months

University of Michigan
Skills you'll gain: Database Design, SQL, MySQL, HTML and CSS, PHP (Scripting Language), Relational Databases, JSON, Database Management, jQuery, Hypertext Markup Language (HTML), Javascript and jQuery, Ajax, Databases, Data Modeling, Database Application, Database Development, Debugging, Web Applications, Query Languages, Javascript
★ 4.7 (9.4K) · Intermediate · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, iOS Development, Core Data (Software), Restful API, Version Control, User Research, UI/UX Research, Usability Testing, Apple iOS, Jest (JavaScript Testing Framework), Data Structures, Swift Programming, User Interface (UI), Unix Commands, Apple Xcode, Git (Version Control System), Persona (User Experience), GitHub, Mobile Development, Javascript
★ 4.6 (8.8K) · Beginner · Professional Certificate · 3 - 6 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: Java Programming, Debugging, Java, Programming Principles, Computer Programming, Algorithms, Computer Programming Tools, Data Structures, Pseudocode, Software Installation, Software Architecture, Other Programming Languages, Code Reusability, Data Storage
Beginner · Course · 1 - 3 Months