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: Selenium (Software), Test Automation, Behavior-Driven Development, Gherkin (Scripting Language), Test Script Development, Unit Testing, Software Testing, Jenkins, CI/CD, Continuous Integration, Test Tools, Apache Maven, Automation, Test Case, Software Configuration Management, DevOps, Java, C# (Programming Language), Java Programming, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Spring Framework, Hibernate (Java), Java Programming, Spring Boot, Java, Object-Relational Mapping, Database Management, Application Frameworks, Data Access, Apache Maven, SQL, Object Oriented Programming (OOP), Data Persistence, Functional Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Spring Framework, Microservices, Cloud Deployment, API Design, Spring Boot, OAuth, Java Programming, System Design and Implementation, Java, Systems Design, Systems Architecture, Software Architecture, Software Design, Web Design and Development, Sprint Planning, NoSQL, SQL, Databases, Product Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Jenkins, Artifactory, Apache Maven, CI/CD, DevOps, Devops Tools, Build Tools, Java, GitHub, Git (Version Control System), Software Installation, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design, IntelliJ IDEA, Object Oriented Programming (OOP), Object Oriented Design, Software Architecture, Java, Java Programming, Integrated Development Environments, Development Environment, Data Structures, Command-Line Interface, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Java, Java Programming, Programming Principles, Computer Programming, Performance Tuning, Computational Thinking, Theoretical Computer Science, Solution Design
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Apache Maven, Build Tools, Continuous Integration, Version Control, Java, Software Versioning, Package and Software Management, Mac OS, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, Software Quality Assurance, Development Testing, Integrated Development Environments, Software Testing, Quality Assurance, Test Case, Verification And Validation, Java, Software Development Tools, Java Programming, Performance Tuning, Debugging, Performance Testing
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, File I/O, Data Infrastructure, Java, Data Storage Technologies, Java Programming, Data Persistence, Infrastructure Architecture, File Management, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Build Tools, Object-Relational Mapping, Software Testing, Cloud Development, Functional Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Java Programming, Java, Test Automation, System Testing, Object Oriented Programming (OOP), Continuous Delivery, Test Script Development, Software Testing, Integration Testing, Build Tools, Browser Compatibility
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Web Services, Java, Cascading Style Sheets (CSS), Data Mapping, Verification And Validation, Data Validation, Memory Management
Intermediate · Course · 1 - 3 Months