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: Spring Framework, JUnit, Restful API, Spring Boot, Unit Testing, Java Programming, Java, Hibernate (Java), Model View Controller, Java Platform Enterprise Edition (J2EE), Web Services, Object-Relational Mapping, Software Testing, Test Script Development, Apache Maven, Data Access, Databases, Database Management, Web Applications, Gradle
Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Model View Controller, Spring Framework, Java, Application Frameworks, Web Applications, Context Management, Application Development, Data Validation, Data Mapping
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Model Deployment, Data Ethics, Jenkins, AI Security, Applied Machine Learning, CI/CD, Java, Continuous Deployment, Java Programming, Federated Learning, Artificial Intelligence, Machine Learning, Spring Framework, Reinforcement Learning, Spring Boot, Enterprise Application Management
Intermediate · Course · 1 - 4 Weeks

Universidade Estadual de Campinas
Skills you'll gain: Android Studio, Android Development, Mobile Development, Application Development, User Interface (UI), Android (Operating System), Mobile Development Tools, Program Development, Development Environment, UI Components, Java, Event-Driven Programming, Java Programming, User Interface (UI) Design, Debugging, Software Installation, Extensible Markup Language (XML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Front-End Web Development, Git (Version Control System), Web Content Accessibility Guidelines, User Interface and User Experience (UI/UX) Design, HTML and CSS, Cascading Style Sheets (CSS), UI/UX Strategy, React.js, Code Review, Version Control, Usability, User Interface (UI), Usability Testing, User Interface (UI) Design, Software Technical Review, Web Applications, Hypertext Markup Language (HTML), Semantic Web, Javascript
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, JSON, User Interface (UI) Design, Color Theory, Cascading Style Sheets (CSS), User Interface (UI), HTML and CSS, Hypertext Markup Language (HTML), Restful API, Web Content Accessibility Guidelines, Event-Driven Programming, User Interface and User Experience (UI/UX) Design, Web Design, Typography, API Design, Web Applications, Digital Design, React.js, Javascript, Web Development
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Electrical and Computer Engineering, Network Routing, Computational Logic, Electrical Engineering, Data Structures, Algorithms, Applied Mathematics, Mathematical Modeling, Calculus
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Memory Management, Software Design Patterns, Functional Design
Intermediate · Course · 3 - 6 Months

Universidade de São Paulo
Skills you'll gain: Model View Controller, Unified Modeling Language, Object Oriented Programming (OOP), Software Design Patterns, Object Oriented Design, Software Design, Java Programming, Computer Programming, Maintainability, Program Development, Debugging, Software Architecture, Programming Principles, Software Testing, Other Programming Languages, Prototyping
Intermediate · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Unity Engine, Video Game Development, Animation and Game Design, UI Components, User Interface (UI), Game Design, Animations, User Interface (UI) Design, Interaction Design, Prototyping, C# (Programming Language), Scripting, Application Deployment
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Java, Object Oriented Design, File I/O, Web Servers, Program Development, Server Side, Programming Principles, Test Engineering, Code Reusability, Animation and Game Design, Encryption, Software Installation, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java, Enterprise Architecture, Java Programming, Enterprise Application Management, Secure Coding, Software Design, Model View Controller, System Monitoring, Security Controls, Software Architecture, Application Security, Maintainability, Application Frameworks, Programming Principles, Authorization (Computing), Authentications, Program Development
Intermediate · Course · 1 - 4 Weeks