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: JUnit, Test Automation, Unit Testing, Software Testing, Test Script Development, Verification And Validation, Test Tools, Test Case, Development Testing, Scenario Testing, Automation, Software Development, Debugging
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: IntelliJ IDEA, Apache Maven, Integrated Development Environments, Version Control, Unit Testing, Eclipse (Software), Build Tools, Development Testing, Development Environment, Software Development Tools, Debugging, Git (Version Control System), Java, Application Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Applications, Cloud-Native Computing, Application Development, Application Design, Google Cloud Platform, API Gateway, Application Programming Interface (API), Cloud API, Cloud-Based Integration, Serverless Computing, Authentications, AI Integrations, Identity and Access Management, Secure Coding, Node.JS, Event-Driven Programming, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Performance Stress Testing, Test Script Development, Integrated Development Environments, Code Reusability
Advanced · Course · 1 - 3 Months

Skills you'll gain: Model View Controller, Software Design Patterns, Java Platform Enterprise Edition (J2EE), Java, Web Applications, Java Programming, Code Reusability, Back-End Web Development, Server Side, Data Access, Integrated Development Environments, Databases, Authentications
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, Version Control, Git (Version Control System), Continuous Deployment, Java Programming, Java, Data Validation, Application Development, Application Design, Object Oriented Programming (OOP), Software Architecture, Data Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Web Design and Development, Event-Driven Programming, UI Components, Front-End Web Development, Cascading Style Sheets (CSS), Javascript, Interactive Design, User Interface (UI) Design, Animations, User Interface (UI), Application Programming Interface (API), User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), Real Time Data, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Front-End Web Development, Responsive Web Design, Bootstrap (Front-End Framework), Web Design and Development, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI), Web Design, Event-Driven Programming, UI Components, Web Applications, Javascript, User Interface (UI) Design, Animations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Salesforce Development, Salesforce Object Query Language (SOQL), Salesforce, Web Components, UI Components, Data Access, Application Security, Secure Coding, Web Development, User Interface (UI), Event-Driven Programming, Security Controls, Development Environment, Javascript, Debugging
Advanced · Course · 3 - 6 Months

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Development, Google Cloud Platform, Application Development, Application Design, Data Store, Cloud API, Data Storage, Cloud Storage, Data Storage Technologies, Software Development Tools, Databases, Development Environment, Data Access, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Application Deployment, Cloud Applications, Cloud Development, Cloud Deployment, Infrastructure as Code (IaC), Google Cloud Platform, Application Performance Management, Containerization, Cloud Management, Performance Tuning, Debugging
Intermediate · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Computational Thinking, Programming Principles, Web Development, Code Reusability, Database Management, Object Oriented Programming (OOP), Computational Logic, Information Technology, Information Systems, Maintainability, Relational Databases, Computer Programming, Extensible Markup Language (XML), Algorithms, Other Programming Languages, SQL, Hypertext Markup Language (HTML), Data Structures, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 3 Months