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: Spring Boot, Configuration Management, API Gateway, JUnit, Java Programming, Java, Application Design, Unit Testing, Middleware, Service Oriented Architecture, Software Design Patterns, Authentications
Advanced · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Event-Driven Programming, Programming Principles, Computer Programming, Distributed Computing, Computer Science, Computational Thinking, Computer Networking, Data Structures, Natural Language Processing, Algorithms, Problem Solving, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Data Structures, Scripting, Computer Programming
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Angular, Development Environment, Program Development, Web Development Tools, JavaScript Frameworks, Javascript, Web Components, Front-End Web Development, Web Development
Beginner · Guided Project · Less Than 2 Hours

Scrimba
Skills you'll gain: React.js, Routing Protocols, JavaScript Frameworks, Frontend Performance, Web Content Accessibility Guidelines, UI Components, Debugging, Javascript, Context Management, User Flows, Authentications, Data Management
Advanced · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Web Development, Database Design, Relational Databases, Web Development Tools, Databases, Full-Stack Web Development, Application Deployment, HTML and CSS, Cloud Deployment, Back-End Web Development, Application Development, Front-End Web Development, JavaScript Frameworks, Application Servers, Web Servers, Scripting, Javascript, Network Protocols, Cloud Computing
Build toward a degree
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Javascript, Event-Driven Programming, Web Design and Development, Web Applications, Interaction Design, Scripting, Web Development, Data Validation
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: TypeScript, Javascript, React.js, Debugging, Integrated Development Environments, Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Pseudocode, Computational Thinking, Debugging, Algorithms, Programming Principles, Front-End Web Development, Javascript, Computer Programming, Data Structures, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Artifactory, Apache Maven, CI/CD, DevOps, Build Tools, Software Configuration Management, Java, GitHub, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Middleware, Node.JS, Model View Controller, Development Environment, Application Frameworks, Application Development, Restful API, TypeScript, Web Applications, Web Development Tools, Application Programming Interface (API), Server Side, Network Routing, Javascript, Android Development, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Object-Relational Mapping, Database Design
Intermediate · Course · 1 - 4 Weeks