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), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, Maintainability, Data Store, Software Design, Application Development, Data Import/Export, Data Management, Data Validation
★ 4.4 (20) · Intermediate · Course · 1 - 4 Weeks

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 (9.3K) · Intermediate · Specialization · 3 - 6 Months

Meta
Skills you'll gain: React Native, iOS Development, Core Data (Software), Restful API, Version Control, Mobile Development, User 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, React.js, Javascript
★ 4.6 (8.7K) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Authentications, JSON, Security Testing, Authorization (Computing), Java Programming, Scenario Testing, Java, Test Tools
★ 5 (11) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, PostgreSQL, Relational Databases, Java, Java Platform Enterprise Edition (J2EE), Database Development, Systems Development, Database Design, Databases, Application Design, Back-End Web Development, Web Applications, Business Logic, Secure Coding, Data Validation, Process Modeling, Payment Systems, Document Management, Authentications, Verification And Validation
★ 4.5 (21) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Version Control, Git (Version Control System), Continuous Deployment, Java Programming, Java, Verification And Validation, Data Validation, Application Development, Application Design, Object Oriented Programming (OOP), Software Architecture, Data Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Behavior-Driven Development, Apache Maven, API Testing, Test Script Development, Restful API, Test Automation, JSON, Scalability, Application Programming Interface (API), Test Case, Java Programming, Test Data, Authentications, Java
★ 5 (16) · Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Java, Transaction Processing, File I/O, Java Programming, Data Access, Object Oriented Design, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Application Development, Information Management, Command-Line Interface, Application Deployment, Data Integrity, Databases, OS Process Management, Application Programming Interface (API), Mitigation
★ 5 (6) · Intermediate · Specialization · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Android Development, Android Studio, Java, Android (Operating System), Mobile Development, Object Oriented Programming (OOP), Mockups, Java Programming, Application Deployment, Application Design, Object Oriented Design, Mobile Development Tools, Application Development, Software Design, Software Design Patterns, JSON, User Interface (UI) Design, Prototyping, Application Lifecycle Management, Instagram
★ 4.6 (1.9K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Structures, Algorithms, Java Programming, Java, Computer Programming, Applied Mathematics, Geometry, Problem Solving
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Data Management, File I/O, Python Programming, Java Programming, C (Programming Language), Network Protocols, Software Installation
★ 4.6 (2.5K) · Intermediate · Course · 1 - 3 Months

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