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.

Packt
Skills you'll gain: Node.JS, Containerization, Kubernetes, Cloud-Native Computing, Distributed Computing, Load Balancing, Dataflow, Unit Testing, Scalability, Data Pipelines, Test Script Development, Test Automation, API Gateway, Server Side, Microservices, Event-Driven Programming, Javascript, Software Architecture, Web Development, Web Applications
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microservices, Software Architecture, Systems Architecture, API Gateway, Node.JS, API Testing, Unit Testing, Development Testing, Test Case, Restful API, Debugging, Integration Testing, Software Testing, Scalability, Distributed Computing, Event-Driven Programming, Code Coverage, Application Deployment, Javascript, Performance Improvement
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Programming Principles, Functional Design, Java Programming, Other Programming Languages, Performance Tuning, Performance Testing
★ 4.4 (1.8K) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, Object Oriented Programming (OOP), Java Programming, Java, Program Development, Code Reusability, Software Development, Object Oriented Design, Development Environment, Integrated Development Environments, Computer Programming, Software Engineering, Programming Principles, Software Design, Computational Logic
★ 4.4 (422) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Restful API, AI Integrations, Application Deployment, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, Java, Development Environment, Image Analysis, Software Development, Computer Vision
★ 4.6 (20) · Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Java Programming, Java, Data Persistence, Object Oriented Programming (OOP), File Systems, Software Design, File Management, Data Management
Advanced · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Performance Tuning, OS Process Management
★ 4.7 (14) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Wireframing, Web Content Accessibility Guidelines, Responsive Web Design, HTML and CSS, Browser Compatibility, Web Design, Web Design and Development, Front-End Web Development, Verification And Validation, Cascading Style Sheets (CSS), Web Development, Mockups, Hypertext Markup Language (HTML), Development Testing, Application Frameworks, Code Review, Web Frameworks, Web Development Tools, Javascript
★ 4.8 (1.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Front-End Web Development, React Redux, React.js, JavaScript Frameworks, Full-Stack Web Development, Web Applications, User Interface (UI), Web Development, UI Components, Code Reusability, Javascript, Event-Driven Programming, Application Programming Interface (API), Dataflow
★ 4.4 (782) · Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Transaction Processing, File I/O, Data Access, Dataflow, Data Persistence, Database Management, Stored Procedure, SQL, Data Integrity, Data Import/Export, Databases, Secure Coding, File Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Test Script Development, Development Testing, Software Testing, Java Programming, Java, Software Engineering
★ 4.2 (23) · Beginner · Guided Project · Less Than 2 Hours