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: 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: 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

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

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: Selenium (Software), Test Automation, Test Tools, Test Data, Test Case, Test Script Development, Software Testing, Test Execution Engine, Java, Automation, Code Reusability
Intermediate · Course · 3 - 6 Months

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

Skills you'll gain: SonarQube, Apache Maven, Jenkins, Apache Tomcat, Build Tools, Application Deployment, Java, DevOps, Amazon Web Services, Continuous Integration, CI/CD, Software Installation, Amazon Elastic Compute Cloud, Git (Version Control System)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Big Data, Data Infrastructure, File Systems, Data Processing, Data Storage, Java, Systems Administration, Distributed Computing, File I/O, System Configuration, File Management, Metadata Management, Computing Platforms, Linux Commands
Mixed · Course · 1 - 3 Months

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