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.

Johns Hopkins University
Skills you'll gain: Angular, JavaScript Frameworks, Unit Testing, Ajax, Cloud Applications, Web Applications, Web Components, Front-End Web Development, Web Development, Javascript, Model View Controller, Software Architecture, Hypertext Markup Language (HTML), UI Components, Software Design Patterns
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Node.JS, React Redux, Restful API, Database Design, Ajax, Database Application, Databases, Full-Stack Web Development, Server Side, NoSQL, Back-End Web Development, Front-End Web Development, Javascript, React.js, Performance Tuning, API Design, Data Structures, MongoDB, Debugging, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Full-Stack Web Development, Email Automation, Front-End Web Development, Web Design and Development, User Interface (UI), Web Design, Java, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Web Development, Web Applications, Data Access, Back-End Web Development, Real Time Data, Development Testing, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Orchestration, LLM Application, OpenAI API, Java Programming, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, Large Language Modeling, Document Management, Secure Coding, Business Logic, Open Web Application Security Project (OWASP), Middleware, Plan Execution, Software Design Patterns, Persona Development
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), File I/O, Programming Principles, Data Structures, Software Engineering, Unit Testing, Debugging, OS Process Management, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Apache Maven, Model View Controller, Unit Testing, Spring Boot, Restful API, Data Persistence, Software Testing, Java, Back-End Web Development, Front-End Web Development, Authentications, Data Modeling, Business Logic
Mixed · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, Javascript, Network Security, Computer Networking, Computer Programming Tools, Applied Mathematics, Computer Graphics, Web Design and Development, Software Development Tools, Cybersecurity, Computational Thinking, Computer Programming, General Mathematics, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Java Programming, Debugging, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Android Studio, Android Development, Kotlin, Object Oriented Programming (OOP), User Interface (UI) Design, Mobile Development, Relational Databases, Java Programming, PostgreSQL, Debugging, Database Design, Databases, Application Development, Application Design, User Interface (UI), Development Environment, Event-Driven Programming, Frontend Performance, System Design and Implementation, Software Installation
Beginner · Specialization · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Context Management
Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Software Architecture, Unified Modeling Language, Software Design, Product Family Engineering, Software Systems, Software Development, Software Documentation, Software Design Patterns, Middleware, Maintainability, Application Deployment, Scalability, Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Front-End Web Development, Web Design and Development, HTML and CSS, Web Development Tools, UI Components, Information Architecture, Wireframing, Application Frameworks, User Interface (UI) Design, Javascript
Beginner · Course · 1 - 4 Weeks