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

Microsoft
Skills you'll gain: Cascading Style Sheets (CSS), GitHub, HTML and CSS, Git (Version Control System), Microsoft Copilot, Web Development, Web Content Accessibility Guidelines, Responsive Web Design, Hypertext Markup Language (HTML), Javascript, Web Design, Front-End Web Development, JSON, Semantic Web
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Java, Dependency Analysis, Maintainability, Object Oriented Programming (OOP), Extensible Markup Language (XML), Software Design, Software Architecture, Testability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Restful API, User Interface (UI), HTML and CSS, Node.JS, MongoDB, Database Management, Databases, JavaScript Frameworks, Web Applications, Web Development, Web Development Tools, Back-End Web Development, Full-Stack Web Development, Application Development, Javascript, GitHub
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Jenkins, CI/CD, Apache Tomcat, Apache Maven, Docker (Software), Continuous Integration, Application Lifecycle Management, Shell Script, Continuous Deployment, Application Deployment, DevOps, Continuous Delivery, Command-Line Interface, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Electronic Hardware, Program Development, Electronic Systems, System Design and Implementation, Eclipse (Software), Embedded Software, Embedded Systems, Development Environment, Software Development, Integrated Development Environments, Software Development Tools, Engineering Documentation, Build Tools, Laboratory Experience, Laboratory Reports, Laboratory Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, Software Quality Assurance, Integrated Development Environments, Software Testing, Quality Assurance, Java, Software Development Tools, Debugging, Performance Testing
Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: Vue.JS, HTML and CSS, Web Applications, JavaScript Frameworks, Front-End Web Development, Web Components, Javascript, Data Persistence
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Data Structures, C (Programming Language), Programming Principles, Data Management, Algorithms, Computer Programming, File I/O
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Cloud API, Security Assertion Markup Language (SAML), Google Cloud Platform, Application Programming Interface (API), Cloud-Based Integration, Authentications, Serverless Computing, Identity and Access Management, API Design, Event-Driven Programming, OAuth, Microservices, Node.JS, Authorization (Computing), Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Frontend Integration, Transaction Processing, Event-Driven Programming, Front-End Web Development, JavaScript Frameworks, Event Monitoring, Full-Stack Web Development, Development Environment, Web Development, Web Applications, Program Development, React.js, Emerging Technologies, Application Development, Javascript, FinTech
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Deployment, CI/CD, Full-Stack Web Development, MongoDB, Application Design, Node.JS, React.js, DevOps, NoSQL, Database Management, Kubernetes, Front-End Web Development, Software Architecture, Application Development, Authorization (Computing), Back-End Web Development, Restful API, Application Programming Interface (API), GitHub, Javascript
Advanced · Course · 1 - 3 Months