JUnit courses can help you learn unit testing principles, test-driven development, and effective debugging techniques. You can build skills in writing test cases, understanding assertions, and using mocking frameworks. Many courses introduce tools like Mockito and AssertJ, which enhance your testing capabilities and streamline the development process. You'll also explore best practices for maintaining code quality and integrating tests into continuous integration pipelines, ensuring your applications are robust and reliable.

Skills you'll gain: Software Configuration Management, Continuous Monitoring, Configuration Management
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Apache Maven, Build Tools, Software Development Tools, Version Control, Continuous Integration, Software Configuration Management, Apache, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

EIT Digital
Skills you'll gain: Embedded Systems, Embedded Software, Internet Of Things, Operating Systems, Real-Time Operating Systems, Wireless Networks, System Programming, Hardware Architecture, Simulations, C (Programming Language), Network Protocols, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Code Coverage, Embedded Software, Real-Time Operating Systems, Performance Testing, System Testing, Software Testing, User Acceptance Testing (UAT), Verification And Validation, Embedded Systems, Scenario Testing, Acceptance Testing, Test Tools, Test Execution Engine, Unit Testing, Test Case, Test Planning, Integration Testing, Simulations, System Requirements, Real Time Data
Advanced · Course · 1 - 4 Weeks

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

Skills you'll gain: Selenium (Software)
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Selenium (Software), Software Testing, Security Testing, Test Automation, Performance Testing, Functional Testing, Test Tools, Test Execution Engine, Test Planning, Application Security, Mobile Development, Browser Compatibility, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Java, Data Structures, Java Programming, Data Access, Data Cleansing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Automation, Browser Compatibility, Test Tools, Object Oriented Programming (OOP), Test Data, Integration Testing, Java Programming, Java, Test Case, Unit Testing, Software Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: GitHub, Test Driven Development (TDD), Continuous Integration, ASP.NET, .NET Framework, Git (Version Control System), Development Testing, C# (Programming Language), Integration Testing, Data Access, Data Integrity, Debugging
Intermediate · Course · 1 - 3 Months