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: Google Cloud Platform, Virtual Machines, Cloud API, Web Servers, Natural Language Processing, Live Streaming
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: TypeScript, React.js, UI Components, Javascript, Software Design Patterns
Advanced · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Event-Driven Programming, 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: Application Performance Management, Prometheus (Software), System Monitoring, Grafana, Performance Tuning, Event Monitoring, Performance Testing, Performance Management, Server Administration, Web Analytics and SEO, Javascript
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Apache Maven, Build Tools, Continuous Integration, Software Configuration Management, Version Control, Java, Software Versioning, Mac OS, Software Installation, Development Environment
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Software Design Patterns, Java, Unified Modeling Language, Software Design, Java Programming, Software Architecture, Model View Controller, Conceptual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Data Structures, Javascript, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Web Applications, Debugging, HTML and CSS, Web Development, Cascading Style Sheets (CSS), Mobile Development, Database Application, Hypertext Markup Language (HTML), Responsive Web Design, Real Time Data, User Interface (UI), Javascript, Data Management
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, UI Components, Web Development Tools, Front-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Web Applications, HTML and CSS, Animations, Hypertext Markup Language (HTML), Event-Driven Programming, Web Design and Development, UI Components, Object Oriented Programming (OOP), Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Development, Microsoft Azure, Cloud Applications, Cloud Hosting, Virtual Machines, Virtualization and Virtual Machines, Infrastructure As A Service (IaaS), Virtualization, Linux Servers, Application Deployment, Linux Administration, Linux, Web Applications, Service Management, Node.JS, Javascript, MongoDB
Intermediate · Course · 1 - 3 Months