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.

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Frontend Integration, Web Applications, Application Programming Interface (API), Unit Testing, Server Side, Software Design Patterns, Back-End Web Development, Javascript, HTML and CSS, Event-Driven Programming, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Event-Driven Programming, Javascript, Application Programming Interface (API), Game Design, Restful API, Software Development
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Javascript, User Experience Design, User Experience, Web Applications, ChatGPT, Web Development, HTML and CSS, Application Programming Interface (API), Prompt Engineering, Real Time Data, Generative AI
Intermediate · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Javascript, Event-Driven Programming, Web Development, HTML and CSS, Scripting, Web Applications, Hypertext Markup Language (HTML), Programming Principles, Front-End Web Development, Interactive Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Node.JS, Web Frameworks, Restful API, Web Development, Web Applications, Application Programming Interface (API), Server Side, File Systems, Javascript, File I/O, Web Servers, Databases, Authentications, Middleware, Cryptography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon Elastic Compute Cloud, Amazon Web Services, Cloud Hosting, Front-End Web Development, React.js, Cloud Deployment, Javascript, Full-Stack Web Development, Web Applications, Cloud Security, Hypertext Markup Language (HTML), Remote Access Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Algorithms, Data Structures, Javascript, Computational Thinking, Programming Principles, Graph Theory, Solution Design
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: TypeScript, Object Oriented Design, Object Oriented Programming (OOP), Programming Principles, Software Design, Computer Programming, Software Architecture, Code Reusability, Debugging, Maintainability, Software Development, Javascript, Web Development Tools, Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, JSON, Event-Driven Programming, Web Design and Development, Web Development, Programming Principles, Web Applications, Computational Logic, Data Structures, Program Development, Application Deployment, Cascading Style Sheets (CSS), Context Management
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: JSON, UI Components, Application Deployment, Data Import/Export, Code Reusability, Web Frameworks, Web Design and Development, Front-End Web Development, Web Development Tools, Full-Stack Web Development, Web Development, HTML and CSS, Frontend Performance, Content Management, Cascading Style Sheets (CSS), Javascript
Intermediate · Course · 1 - 4 Weeks