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: Javascript, Responsive Web Design, Web Development Tools, Web Development, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Scripting, Semantic Web, Debugging, Software Development Tools, Development Environment, Event-Driven Programming, Browser Compatibility
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, Code Reusability, Maintainability, Software Design, Application Development, Computer Programming, Data Import/Export, Data Management, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Object Oriented Programming (OOP), C (Programming Language), Python Programming, Data Import/Export, Memory Management, File I/O, Computational Logic, Network Protocols, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Mobile Development, User Interface (UI) Design, Front-End Web Development, React Redux, Ajax, User Interface and User Experience (UI/UX) Design, Javascript, React.js, Data Structures, Application Development, Apple iOS, Debugging, iOS Development, UI Components, JavaScript Frameworks, User Story, Android Development, Mobile Development Tools, Database Application
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Java Platform Enterprise Edition (J2EE), Java, Context Management, Web Applications, Server Side, Data Storage, Data Sharing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Java, Application Development, Java Programming, Software Engineering, Microsoft Visual Studio, Data Structures, Programming Principles, Algorithms
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: OAuth, Spring Framework, Single Sign-On (SSO), Application Security, Cloud Security, Build Tools, Authentications, Gradle, Cloud-Native Computing, Spring Boot, Security Controls, Microservices, Hardening, Lightweight Directory Access Protocols, AWS Identity and Access Management (IAM), Identity and Access Management, Authorization (Computing), Cloud Deployment, Configuration Management
Advanced · 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

Heriot-Watt University
Skills you'll gain: Database Systems, Database Management, Database Software, Artificial Intelligence, Graph Theory, Software Engineering, Database Development, Java Programming, Requirements Analysis, Artificial Intelligence and Machine Learning (AI/ML), Database Architecture and Administration, NoSQL, Software Design, Java, Data Structures, Algorithms, Computational Logic, Administration, Computer Science, Performance Measurement
Earn a degree
Degree · 1 - 4 Years

SkillsBooster Academy
Skills you'll gain: React.js, Web Development Tools, UI Components, Frontend Integration, JavaScript Frameworks, Event-Driven Programming, Development Environment, Front-End Web Development, Web Applications, Restful API, User Interface (UI), Code Reusability, Git (Version Control System), Debugging, HTML and CSS, Javascript, Application Programming Interface (API), Software Development, GitHub, Programming Principles
Beginner · Course · 3 - 6 Months

Skills you'll gain: Visualforce, Salesforce Development, Salesforce, Application Development, Salesforce Object Query Language (SOQL), Restful API, Application Programming Interface (API), Web Services, Data Modeling, API Testing, Javascript, Data Access, SQL, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), ASP.NET, Full-Stack Web Development, .NET Framework, Back-End Web Development, CI/CD, Microsoft Azure, Docker (Software), Web Development, Containerization, Application Deployment, PostgreSQL, Object Oriented Programming (OOP), Cloud Infrastructure, Database Management, Web Development Tools, Database Design, API Design, GitHub, Middleware
Intermediate · Specialization · 1 - 3 Months