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.

Google Cloud
Skills you'll gain: Google App Engine, Cloud Deployment, Application Deployment, Cloud Development, Cloud Applications, Java, Google Cloud Platform, Cloud Services, Application Development, Cloud Computing, Java Programming, Cloud Platforms, DevOps
Beginner · Project · Less Than 2 Hours
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Data Structures, Functional Design, Object Oriented Programming (OOP), Object Oriented Design, Computational Logic
Intermediate · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Middleware, Web Applications, Version Control, Agile Software Development, Application Frameworks, Ruby on Rails, Software Engineering, Web Development, User Interface (UI), Software Development, Web Design, Data Store, Data Modeling, User Interface (UI) Design, Application Development, Ajax, Software Architecture, Model View Controller, Git (Version Control System), Javascript
Mixed · Course · 1 - 3 Months

Skills you'll gain: Ajax, Javascript, Data Structures, Debugging, JSON, Web Development, Web Applications, Cascading Style Sheets (CSS), Computer Programming, HTML and CSS, Event-Driven Programming, Software Development, Git (Version Control System), Hypertext Markup Language (HTML), Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, JUnit, Integration Testing, Restful API, Software Testing, Test Tools, Web Services, Java Programming, Hibernate (Java), Verification And Validation, Business Logic
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Back-End Web Development, Server Side, Front-End Web Development, Hypertext Markup Language (HTML), Scripting, Event-Driven Programming, JavaScript Frameworks, Web Applications, Mobile Development, HTML and CSS, Web Development, Scripting Languages, Event Monitoring, Code Reusability
Beginner · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: AI Enablement, Strategic Decision-Making, Strategic Thinking, Generative AI Agents, Procurement, Generative AI, Competitive Intelligence, Due Diligence, Purchasing, Strategic Sourcing, Consulting, Business Research, Research Reports, Talent Sourcing, Data-Driven Decision-Making, Leadership, Business Consulting, Technology Strategies, Agentic systems, Business Ethics
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Text Mining, Data Mining, Unstructured Data, Data Preprocessing, Data Processing, Natural Language Processing, Classification Algorithms, Analytics, Java, Unsupervised Learning, Feature Engineering, Machine Learning Methods, Supervised Learning
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Mobile Development, Web Applications, Web Design and Development, Program Development, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Responsive Web Design, Video Game Development, Git (Version Control System), AI Integrations, Cascading Style Sheets (CSS), Database Development, Computer Programming, Database Application, Machine Learning
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Case, Eclipse (Software), Test Tools, Test Data, Test Automation, Test Execution Engine, Integrated Development Environments, Java
Intermediate · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), C++ (Programming Language), Object Oriented Design, Extensible Markup Language (XML), .NET Framework, Java, Extensible Languages and XML, Microsoft Visual Studio, Computer Programming, User Interface (UI), UI Components, Data Access, Programming Principles, C (Programming Language), Plot (Graphics), Program Development, Computer Graphics
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Android Development, React.js, Javascript, Unit Testing, Test Script Development, Node.JS, Application Development, Package and Software Management, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Event-Driven Programming, Functional Design
Beginner · Course · 1 - 3 Months