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.

Coursera
Skills you'll gain: Web Applications, React.js, JavaScript Frameworks, Front-End Web Development, Javascript, Cascading Style Sheets (CSS)
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Algorithms, Data Structures, Javascript, Computational Thinking, Program Development, Computer Programming
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Event-Driven Programming, Javascript, Object Oriented Programming (OOP), Web Development, Web Design and Development, Scripting, UI Components, Data Validation, Programming Principles, Development Environment
Beginner · Course · 3 - 6 Months

Skills you'll gain: Selenium (Software), Test Automation, Test Data, Test Case, Test Script Development, Test Execution Engine, Regression Testing, Integration Testing, Java, Performance Testing, Automation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: User Interface (UI), Bootstrap (Front-End Framework), Blockchain, User Interface (UI) Design, Front-End Web Development, Debugging, Full-Stack Web Development, Animations, Web Applications, Javascript, Test Script Development
Advanced · Course · 1 - 3 Months

Skills you'll gain: Software Design Patterns, Object Oriented Programming (OOP), Javascript, Maintainability, Application Design, Scripting Languages, Event-Driven Programming, Prototyping, Context Management
Advanced · Course · 1 - 3 Months

Skills you'll gain: React.js, Context Management, Event-Driven Programming, Web Applications, JavaScript Frameworks, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Back-End Web Development, Full-Stack Web Development, Node.JS, Server Side, Restful API, JavaScript Frameworks, Web Development, Web Applications, Web Servers, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Javascript, jQuery, Event-Driven Programming, Object Oriented Programming (OOP), JSON, Web Applications, Computer Programming, Web Development Tools, Debugging, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 3 Months

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

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Development Tools, HTML and CSS, Front-End Web Development, Javascript, Bootstrap (Front-End Framework), React.js, UI Components, Back-End Web Development, Semantic Web
Beginner · Course · 1 - 4 Weeks