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.

Heriot-Watt University
Skills you'll gain: Database Systems, Database Management, Database Software, Artificial Intelligence, Graph Theory, Software Engineering, Database Development, Java Programming, Requirements Analysis, Artificial Intelligence and Machine Learning (AI/ML), Database Architecture and Administration, Statistical Methods, NoSQL, Computational Logic, Java, Data Visualization, Data Structures, Algorithms, Computer Science, Software Technical Review
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Code Reusability, Functional Design, Javascript, Programming Principles, Maintainability, Debugging
Intermediate · Course · 1 - 3 Months
Madecraft
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Computational Logic, Application Specific Integrated Circuits, Theoretical Computer Science, Data Structures, Verification And Validation, Systems Design, Algorithms, Programming Principles, Design Software, Model Optimization, Digital Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React.js, Application Deployment, UI Components, Frontend Integration, JavaScript Frameworks, Code Reusability, Web Applications, Application Programming Interface (API), Web Development Tools, Development Environment, Javascript, Context Management, User Interface (UI), Production Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: React.js, UI Components, JavaScript Frameworks, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Javascript, Application Programming Interface (API), Code Reusability, Data Sharing
Beginner · Course · 1 - 3 Months

Skills you'll gain: TypeScript, React.js, Interviewing Skills, Development Environment, Javascript
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Django (Web Framework), Restful API, AI Personalization, Payment Processing, Content Management Systems, Blogs, API Design, Application Deployment, Order Management, Content Management, Payment Systems, Payment Processing and Collection, Learning Management Systems, User Accounts, Data Sharing, Web Applications, Web Frameworks, Python Programming, Ajax, Javascript
Beginner · Specialization · 3 - 6 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Test Driven Development (TDD), Unit Testing, JUnit, Program Development, Test Case, Test Automation, Software Testing, Testability, Maintainability, Software Design, Software Development, Object Oriented Design, Application Design, Programming Principles
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Web Development Tools, Frontend Performance, Javascript, Software Design Patterns, Node.JS, Web Development, Scripting Languages, Web Applications, Computer Programming, Development Environment, Front-End Web Development, Web Design and Development, Programming Principles, Event-Driven Programming, Program Development, Frontend Integration, Data Structures, Functional Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Performance, Javascript, Data Structures, Software Installation, Maintainability, Functional Testing, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Postman API Platform, MongoDB, API Testing, Back-End Web Development, Data Validation, Application Programming Interface (API), Web Development, Web Applications, Javascript, Application Development, Restful API, Email Automation, JSON, Cloud Applications, Development Environment, Data Integrity, Authentications, Role-Based Access Control (RBAC), Package and Software Management
Beginner · Course · 1 - 3 Months