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: Object Oriented Programming (OOP), Java, Java Programming, Object Oriented Design, Software Design, Computer Programming, Software Testing, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Software Testing, Software Development, Software Engineering, Java Programming, Java
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Java Programming, Debugging, Java, Programming Principles, Computer Programming, Algorithms, Computer Programming Tools, Data Structures, Pseudocode, Software Installation, Software Architecture, Other Programming Languages, Code Reusability, Data Storage
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL, Java, Data Access, Data Store, Database Application, Database Development, Java Programming, Databases, Software Development, Data Storage, Program Development, Computer Programming
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL, Database Management, Database Development, Databases, Relational Databases, Database Application, Database Design, Query Languages, Data Access, Java, Java Programming, UI Components, User Interface (UI), Transaction Processing, Event-Driven Programming, Software Development
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Structures, Algorithms, Data Storage, Graph Theory, Computer Programming, C++ (Programming Language), Java Programming, Java
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Design, Memory Management, Software Design Patterns, Functional Design
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Data Preprocessing, Model Deployment, Apache Mahout, Java, Java Programming, Apache Spark, Classification Algorithms, Machine Learning Software, Machine Learning Methods, Model Training, Applied Machine Learning, Deep Learning, Data Processing, Model Evaluation, Natural Language Processing, Data Cleansing, Machine Learning, Feature Engineering, Fine-tuning, Data Transformation
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Software Design Patterns, Object Oriented Programming (OOP), Software Design, Object Oriented Design, Java, Java Programming, Program Development, Computer Programming, Graphical Tools, User Interface (UI), Simulations
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Security Strategy, Security Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Exploitation techniques, Java, Security Controls, Java Programming, Patch Management, Dependency Analysis, Docker (Software), JSON
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Eclipse (Software), Java, Integrated Development Environments, Java Programming, Code Reusability, Functional Design
Intermediate · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Git (Version Control System), JUnit, Android Studio, Android Development, Java, Unit Testing, Android (Operating System), Version Control, Java Programming, Maintainability, Software Design Patterns, Object Oriented Design, Object Oriented Programming (OOP), Test Automation, File I/O, Integration Testing, Test Driven Development (TDD), Mobile Development, Development Testing, Software Testing
Beginner · Specialization · 3 - 6 Months