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: Microsoft Azure, Cloud Management, Spring Framework, Responsible AI, Java, Artificial Intelligence, Technical Services, Cloud Deployment, Restful API, Debugging
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, UI Components, JavaScript Frameworks, Web Development Tools, Maintainability, Javascript, Programming Principles
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design and Development, Web Design, Web Content Accessibility Guidelines, Visualization (Computer Graphics), Computer Graphics, Front-End Web Development, Semantic Web, Web Content, Usability, Javascript, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Automation, Selenium (Software), Test Case, Software Testing, Test Execution Engine, Test Data, Apache Maven, Automation, Application Frameworks, Software Design Patterns, Java, Maintainability, Extensible Markup Language (XML)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Web Applications, Javascript, Data Import/Export, Web Development Tools, Data Management, Web Development, User Interface (UI), Data Validation, Debugging
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, HTML and CSS, Web Design and Development, Professional Development, Web Development, Javascript, GitHub
Intermediate · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Public Cloud, Big Data, Data Infrastructure, Apache Hadoop, Apache Spark, Data Architecture, Cloud Platforms, Cloud Services, Data Processing, Distributed Computing, Cloud Computing, Scalability, Data Storage Technologies, NoSQL, File Systems, Data Storage, Software Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI), Bootstrap (Front-End Framework), Blockchain, UI Components, JavaScript Frameworks, Front-End Web Development, Debugging, Web Development Tools, Full-Stack Web Development, Animations, Web Applications, HTML and CSS, Javascript, Cascading Style Sheets (CSS)
Advanced · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Selenium (Software), Version Control, GitHub, Jenkins, CI/CD, Test Automation, Test Script Development, Test Tools, Browser Compatibility, Test Data, Java, SQL, MySQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsive Web Design, OpenAI API, Web Design, HTML and CSS, Cascading Style Sheets (CSS), Javascript, Application Development, User Interface (UI) Design, Application Programming Interface (API), Figma (Design Software)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Javascript, Event-Driven Programming, Web Development, HTML and CSS, Web Applications, Interactive Design, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, JavaScript Frameworks, UI Components, Javascript, Front-End Web Development, Web Development
Intermediate · Guided Project · Less Than 2 Hours