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: Restful API, Application Security, Java, Java Programming, Application Frameworks, Model View Controller, Development Environment, Web Applications, Frontend Integration, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications, Role-Based Access Control (RBAC), Configuration Management
★ 4.4 (36) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Spring Framework, Java, Spring Boot, Java Programming, Hibernate (Java), Web Development, Web Servers, Web Components, Servers, Application Deployment, Databases
★ 3.8 (13) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: File I/O, Object Oriented Design, Java Programming, Object Oriented Programming (OOP), Data Structures, Java, Cryptography, Software Engineering, Computer Programming, Code Reusability, Algorithms, Encryption, Maintainability, Data Store, Program Development, Web Analytics and SEO, Data Import/Export, Web Servers, Server Side
★ 4.6 (3.2K) · Beginner · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Java, Java Programming, Object Oriented Programming (OOP), Integrated Development Environments, Data Structures, File I/O, Programming Principles, Algorithms, Computer Programming, Software Development Tools, Computational Thinking, Software Development
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Hypertext Markup Language (HTML), Application Frameworks, Front-End Web Development, Javascript, Software Design Patterns, Java, Web Components, Code Reusability, Web Design and Development, Web Applications, Full-Stack Web Development, Cascading Style Sheets (CSS), Programming Principles, Software Design, Web Design, Maintainability, Web Development
★ 4.4 (113) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Virtual Machines, Package and Software Management, Memory Management
★ 4.7 (533) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Object Oriented Design, Software Engineering, Programming Principles, Computer Programming, Computer Programming Tools, Software Design, Algorithms, Data Structures, Data Import/Export, Markov Model, Performance Tuning, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
★ 4.6 (1.5K) · Beginner · Course · 1 - 3 Months

JetBrains
Skills you'll gain: Kotlin, Java Programming, Java, IntelliJ IDEA, Android Development, Mobile Development, Object Oriented Programming (OOP), Integrated Development Environments, Functional Design, Interoperability, Computer Programming, Programming Principles, Scripting, Unit Testing, Software Development, Development Environment, Code Review
★ 4.7 (2.1K) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Computer Programming
★ 4.6 (54) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: GitHub Copilot
Intermediate · Course · 3 - 6 Months

Peking University
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Maintainability, Software Design Patterns, Computer Programming, Software Design, UI Components, C and C++, Program Development, JUnit, User Interface (UI), Programming Principles, Network Model, Data Access, Application Development, Event-Driven Programming, File I/O, Data Structures
★ 4.7 (209) · Intermediate · Course · 1 - 3 Months
Instituto Tecnológico de Aeronáutica
Skills you'll gain: JUnit, Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Unified Modeling Language, Unit Testing, Agile Software Development, Software Design, Software Development, Software Testing, Diagram Design, Programming Principles, Eclipse (Software)
★ 4.8 (1.1K) · Intermediate · Course · 1 - 3 Months