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.

University of Maryland, College Park
Skills you'll gain: Android Development, Mobile Development, Android Studio, Android (Operating System), Application Development, User Interface (UI), Application Design, UI Components, Java, Development Environment, Authorization (Computing), Application Lifecycle Management
Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Security Strategy, Vulnerability Scanning, Vulnerability Assessments, Security Testing, Application Security, Software Design, C and C++, Linux Administration, System Design and Implementation, Java, Programming Principles, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Mobile Development, React.js, UI Components, Front-End Web Development, Application Development, Dataflow, Code Reusability, Hypertext Markup Language (HTML), User Interface (UI), Event-Driven Programming, Cascading Style Sheets (CSS), Javascript, Development Environment
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, Test Case, Test Automation, Development Testing, Test Planning, Test Tools, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Script Development, Systems Development Life Cycle, Test Data, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Data Wrangling, Data Analysis, Exploratory Data Analysis, Java, Data Processing, Data Manipulation, Java Programming, Statistical Methods, Statistics
Intermediate · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Debugging, Java, Teaching, Java Programming, Computer Programming, Programming Principles, Computational Logic, Computational Thinking, Education Software and Technology, Digital pedagogy
Beginner · Course · 1 - 3 Months

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Testability, Java Programming, Test Tools, Integrated Development Environments, Test Automation, Java, Software Architecture, Business Logic, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development Tools, Web Design and Development, Web Development, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Web Frameworks, Javascript, Web Applications, Interactive Design, JavaScript Frameworks, Full-Stack Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ajax, Test Tools, Build Tools, Object Oriented Design, Gherkin (Scripting Language), Test Script Development, Web Development Tools, Software Design Patterns, Test Data, Scripting, Data Structures, Package and Software Management, File I/O, Data Access, Automation, Cascading Style Sheets (CSS)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Role-Based Access Control (RBAC), Postman API Platform, Authentications, Spring Framework, API Testing, Authorization (Computing), Restful API, Identity and Access Management, Secure Coding, Java Programming, Spring Boot, User Accounts, Application Programming Interface (API), API Design, Web Applications
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Application Frameworks, Unit Testing, Java Programming, Enterprise Application Management, Integration Testing, Configuration Management, Development Environment, Extensible Markup Language (XML), Context Management
Intermediate · Course · 1 - 4 Weeks

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