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: Frontend Integration, Full-Stack Web Development, Email Automation, Front-End Web Development, HTML and CSS, User Interface (UI), Web Design, Code Reusability, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Software Architecture, Web Applications, Data Access, Back-End Web Development, Development Testing, Cascading Style Sheets (CSS)
Intermediate · 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 Design Documents, Software Visualization, Code Review, Product Family Engineering, Object Oriented Programming (OOP), Software Development, Java
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, PostgreSQL, Relational Databases, Java, Java Platform Enterprise Edition (J2EE), Database Development, Systems Development, Database Design, Databases, Application Design, Back-End Web Development, Web Applications, Business Logic, Secure Coding, Data Validation, Process Modeling, Payment Systems, Document Management, Authentications, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Science, Web Applications, Python Programming, Data Analysis, Programming Principles, Artificial Intelligence, Computer Programming, Game Design
Beginner · Guided Project · Less Than 2 Hours

John Wiley & Sons
Skills you'll gain: Secure Coding, Application Security, Mobile Security, Vulnerability Assessments, Vulnerability Management, Application Frameworks, Risk Management Framework, Cyber Security Policies, Computer Security, Security Controls, C and C++, C# (Programming Language), Java Programming, C++ (Programming Language), PHP (Scripting Language), Python Programming, C (Programming Language), Memory Management, Data Validation
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Relational Databases, SQL, Databases, Data Access, Data Manipulation, Database Development, Query Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Java, Java Programming, Programming Principles, Computer Programming, Performance Tuning, Computational Thinking, Theoretical Computer Science, Solution Design
Beginner · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, Test Case, Test Automation, Development Testing, Test Planning, Test Tools, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Script Development, Systems Development Life Cycle, Test Data, Technical Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Java Programming, Java, Computational Thinking, Computer Programming, Applied Mathematics, Geometry, Problem Solving
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Android Development, Mobile Development, Android Studio, Android (Operating System), Application Development, User Interface (UI), Application Design, UI Components, Java, Development Environment, Authorization (Computing), Application Lifecycle Management
Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Java Programming, Java, Computer Programming, Object Oriented Programming (OOP), Test Case, Digital pedagogy, Education Software and Technology, Debugging, Algorithms, Data Structures
Beginner · Course · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Event-Driven Programming, UI Components, Web Development Tools, Code Reusability, Front-End Web Development, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Unit Testing, Application Development, Software Design, Software Design Patterns, Javascript, Context Management, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Dataflow
Intermediate · Specialization · 1 - 3 Months