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: Data Structures, Graph Theory, Algorithms, Java, Java Programming, Theoretical Computer Science, Computer Programming, Computational Thinking, Programming Principles, Performance Tuning, Object-Relational Mapping, Computer Programming Tools
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Apache Maven, Java Platform Enterprise Edition (J2EE), Hibernate (Java), Unit Testing, Docker (Software), Software Design Patterns, Object-Relational Mapping
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: User Interface (UI), Computational Thinking, HTML and CSS, Interactive Design, Web Development, Programming Principles, Web Design, Javascript, Event-Driven Programming, Computer Programming, Algorithms, Image Analysis, Cascading Style Sheets (CSS), Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Software Testing, Java Programming, Java, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Deployment, Software Development Life Cycle, Open Web Application Security Project (OWASP), Containerization, Istio, Software Architecture, Node.JS, Application Deployment, Restful API, Kubernetes, Database Design, Cloud-Native Computing, Responsive Web Design, NoSQL, Git (Version Control System), Ajax, Grafana, Javascript, Azure DevOps, Engineering Software
Beginner · Professional Certificate · 3 - 6 Months
Coursera
Skills you'll gain: Classification And Regression Tree (CART), Decision Tree Learning, Classification Algorithms, Java, Java Programming, Machine Learning Algorithms, Supervised Learning, Algorithms, Machine Learning, Data Structures, Software Engineering
Advanced · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Software Architecture, Model View Controller, Unified Modeling Language, Object Oriented Design, Service Oriented Architecture, API Design, Systems Architecture, Web Services, Software Design Patterns, Software Design, Simple Object Access Protocol (SOAP), Microservices, Restful API, Software Visualization, Code Review, Product Family Engineering, Object Oriented Programming (OOP), Software Development, Java, Software Documentation
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Model Evaluation, Decision Tree Learning, Data Preprocessing, Classification Algorithms, Applied Machine Learning, Java, Java Programming, Predictive Modeling, Supervised Learning, Technical Communication, Feature Engineering, Tree Maps, Model Deployment, MLOps (Machine Learning Operations), Machine Learning Algorithms, Algorithms, Development Environment
Advanced · Course · 1 - 4 Weeks
Skills you'll gain: Random Forest Algorithm, Decision Tree Learning, Data Preprocessing, Applied Machine Learning, Jupyter, Classification Algorithms, Java, Sampling (Statistics), Feature Engineering, Model Evaluation, Supervised Learning, Predictive Modeling, Machine Learning, Learning Styles, Program Evaluation, Program Implementation
Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: React Native, Jest (JavaScript Testing Framework), Version Control, User Research, Usability Testing, Unix Commands, Restful API, Git (Version Control System), Persona (User Experience), GitHub, Interaction Design, User Experience Design, SQL, User Interface (UI), User Experience, Mobile Development, Design Research, React.js, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Maven, Build Tools, Software Configuration Management, Continuous Integration, Integrated Development Environments, Java Programming, Dependency Analysis, Automation, Java, Product Lifecycle Management, Software Versioning
Intermediate · Course · 1 - 3 Months