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.

Universidade de São Paulo
Skills you'll gain: Model View Controller, Unified Modeling Language, Object Oriented Programming (OOP), Software Design Patterns, Object Oriented Design, Software Design, Java Programming, Computer Programming, Maintainability, Program Development, Debugging, Software Architecture, Programming Principles, Software Testing, Other Programming Languages, Prototyping
Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Full-Stack Web Development, Front-End Web Development, Django (Web Framework), Web Design and Development, Scalability, HTML and CSS, Cloud Hosting, Responsive Web Design, Web Development, Web Applications, Cloud Deployment, Back-End Web Development, MySQL, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Cloud Computing, Application Programming Interface (API), Restful API, Virtual Environment, Javascript
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Object Oriented Design, Version Control, Web Design and Development, Web Content Accessibility Guidelines, Design Software, Adobe XD, Responsive Web Design, .NET Framework, Microsoft Visual Studio, User Experience, Hypertext Markup Language (HTML), Authorization (Computing), AI Integrations, Application Security, Computational Thinking, User Interface (UI) Design, Web Components, Pseudocode, Microsoft Development Tools, Javascript
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Test Automation, Test Script Development, Test Case, Selenium (Software), Software Testing, Test Tools, Maintainability, Code Reusability, Test Data, Debugging, Configuration Management
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: React.js, Routing Protocols, UI Components, Code Reusability, JavaScript Frameworks, Front-End Web Development, Frontend Performance, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Event-Driven Programming, User Experience Design, User Interface (UI), Frontend Integration, Debugging, Web Development Tools, Web Frameworks, Data Management, Context Management, Javascript, Application Programming Interface (API)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object-Relational Mapping, Hibernate (Java), Apache Maven, Model View Controller, Spring Framework, Relational Databases, Database Design, MySQL, Java, Databases, Full-Stack Web Development, Database Development, Authentications, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Data Validation, Data Modeling, Data Access
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Object Oriented Design, Java, Java Programming, Software Architecture, Object Oriented Programming (OOP), Data Structures, Software Design, Computer Programming, Programming Principles, Code Reusability, Application Development, UI Components, User Interface (UI), Data Management
Mixed · Course · 1 - 3 Months
Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Memory Management, Integrated Development Environments, Computer Programming Tools, Development Environment, System Programming, Software Development Tools, Program Development, Hardware Architecture, Systems Architecture, Eclipse (Software), Data Structures, Build Tools, C and C++, Programming Principles, Microarchitecture
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: CI/CD, Continuous Integration, Continuous Deployment, Full-Stack Web Development, Application Design, Node.JS, Django (Web Framework), Back-End Web Development, Web Applications, Web Design and Development, Front-End Web Development, Restful API, Application Development, GitHub, Microservices, Web Development, User Accounts, Kubernetes, Frontend Integration, Javascript
Advanced · Course · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, UI Components, User Interface (UI), Apache Maven, Software Design, Java Programming, Design Thinking, Object Oriented Programming (OOP), Program Development, Application Design, Build Tools, Integrated Development Environments, Software Development Tools, Eclipse (Software), Data Validation, Version Control, Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Computer Programming Tools, Animations, Development Environment, Software Development Tools, UI Components, Interactive Design, Javascript, Program Development
Beginner · Specialization · 3 - 6 Months
Coursera
Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Classification Algorithms, Model Deployment, Machine Learning Software, Applied Machine Learning, Machine Learning Algorithms, Java, Software Design Patterns, Data-Driven Decision-Making, Logistic Regression, Business Metrics, Benchmarking, Decision Tree Learning, Matrix Management, Business
Intermediate · Course · 1 - 4 Weeks