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.

LearnQuest
Skills you'll gain: Simple Object Access Protocol (SOAP), Web Services, Extensible Markup Language (XML), Java Platform Enterprise Edition (J2EE), Java, Web Applications
★ 4.1 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Authorization (Computing), JavaScript Frameworks, Network Routing, Application Programming Interface (API), TypeScript, Javascript, Web Development
★ 4.7 (18) · Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: ChatGPT, Overcoming Obstacles, Responsible AI, Learning Strategies, Generative AI, Storytelling, Writing, Artificial Intelligence, Javascript
★ 4.7 (23) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Continuous Integration, CI/CD, Application Deployment, Node.JS, Test Automation, Software Development Tools, Unit Testing, Git (Version Control System), Software Development, GitHub, Javascript
★ 4.5 (23) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, JavaScript Frameworks, Authentications, MongoDB, Postman API Platform, Restful API, Server Side, Middleware, JSON, Web Applications, Javascript, Back-End Web Development
★ 4.9 (22) · Intermediate · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Software Design Patterns, Unit Testing, Data Structures, Simulations
★ 4.6 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Debugging, Software Design, User Interface (UI), Integrated Development Environments, Java, Program Development, Application Design, Object Oriented Programming (OOP), User Interface (UI) Design, Data Validation, Software Development
★ 4.6 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Scripting, Google Workspace, Gmail, Web Development Tools, Javascript, Google Cloud Platform, Spreadsheet Software, Web Development
★ 4.1 (18) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Real Time Data, Dataflow, Data Pipelines, Dashboard, Google Cloud Platform, Data Processing, Data Transformation, Scalability, Performance Tuning
★ 4.1 (15) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Web Services, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
★ 4.8 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Front-End Web Development, Application Development, Application Design, Web Development, Transaction Processing, User Interface (UI), Development Testing, Cryptography, Emerging Technologies, HTML and CSS, Software Architecture, User Interface (UI) Design, Experience Design, Javascript, Application Deployment, Software Development Tools, Scalability, Data Management
★ 4.8 (24) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Apache Kafka, Microservices, Data Pipelines, Distributed Computing, Live Streaming, Network Monitoring
★ 4.2 (9) · Intermediate · Course · 1 - 4 Weeks