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.
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Programming Principles, Data Structures, Functional Design, Object Oriented Programming (OOP), Algorithms, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

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

LearnQuest
Skills you'll gain: Unified Modeling Language, Object Oriented Programming (OOP), Object Oriented Design, Test Driven Development (TDD), Software Design Patterns, Software Design, Programming Principles, Computer Programming, Java Programming, Software Development Methodologies, Distributed Computing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Unit Testing, Programming Principles, Javascript, React Native, JSON, Computer Programming, Node.JS, Object Oriented Programming (OOP), Software Testing, Functional Design
Beginner · Course · 1 - 3 Months

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

Scrimba
Skills you'll gain: JSON, Event-Driven Programming, Javascript, Mobile Development, Data Structures, Application Development, Object Oriented Programming (OOP), Video Game Development, Web Applications, Data Persistence, Scripting, Computer Programming, Front-End Web Development, Web Development, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Test Case, Selenium (Software), Software Testing, Test Tools, Maintainability, Test Data, Debugging, Configuration Management
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Databases, Data Persistence, Server Side, Application Deployment, Javascript, Software Documentation, Data Modeling
Intermediate · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), .NET Framework, Microsoft Visual Studio, Extensible Markup Language (XML), Data Access, Computer Programming, Database Application, UI Components, Event-Driven Programming, Algorithms, Application Development, Network Model, Data Structures, Image Analysis, File I/O
Intermediate · Course · 3 - 6 Months

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, UI Components, Scripting, Cascading Style Sheets (CSS), HTML and CSS, Javascript, Hypertext Markup Language (HTML), Web Development Tools, Animations, User Interface (UI) Design
Beginner · Course · 1 - 4 Weeks
Universidad Austral
Skills you'll gain: Angular, JavaScript Frameworks, Continuous Integration, TypeScript, JSON, Application Frameworks, Restful API, Test Automation, Web Components, Web Development Tools, Web Services, Unit Testing, Web Applications, NoSQL, Javascript, UI Components, Data Validation
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Application Security, Angular, OAuth, Test Driven Development (TDD), Web Components, Cryptography, Data Validation, Vue.JS, Data Security, Authentications, HTML and CSS, Encryption, Authorization (Computing), General Data Protection Regulation (GDPR), Web Development, Web Applications, JavaScript Frameworks, Javascript, Security Strategy, Computer Programming
Beginner · Specialization · 1 - 3 Months