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.

Board Infinity
Skills you'll gain: Spring Framework, Java, Dependency Analysis, Maintainability, Object Oriented Programming (OOP), Extensible Markup Language (XML), Software Design, Software Architecture, Testability
Intermediate · Course · 1 - 4 Weeks
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Server Side, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Angular, JavaScript Frameworks, Model View Controller, Javascript, Web Development Tools, Web Development, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Game Design, Software Development, Development Environment, Software Documentation, Data Validation, Javascript, Debugging, Maintainability, Data Structures, Software Design, Computer Programming, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Figma (Design Software), Front-End Web Development, User Interface (UI), Responsive Web Design, Web Design and Development, Mockups, Web Design, Web Content Accessibility Guidelines, Prototyping, Javascript, Web Development
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Cloud Services, Web Applications, Cloud Platforms, Javascript, Node.JS, Amazon Web Services
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Configuration Management, API Gateway, JUnit, Java Programming, Java, Application Design, Unit Testing, Middleware, Service Oriented Architecture, Software Design Patterns, Authentications
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Web Services, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Applications, Javascript, Web Design, Web Development, Front-End Web Development, Animation and Game Design
Intermediate · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: C# (Programming Language), Restful API, Unity Engine, Object Oriented Programming (OOP), .NET Framework, C++ (Programming Language), Video Game Development, ASP.NET, Object-Relational Mapping, Software Engineering, Web Services, Application Development, Software Design Patterns, Database Management, Programming Principles, C (Programming Language)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Scripting, Google Workspace, Gmail, Web Development Tools, Javascript, Google Cloud Platform, Spreadsheet Software, Web Development
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Javascript, Scripting, Event-Driven Programming, Computational Logic, Maintainability, Object Oriented Programming (OOP), Programming Principles, Debugging, Web Development
Intermediate · Course · 1 - 4 Weeks