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.

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Retrieval-Augmented Generation, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Generative AI Agents, Data Persistence, Query Languages
Beginner · Project · Less Than 2 Hours

Scrimba
Skills you'll gain: Javascript, Frontend Performance, Web Development Tools, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Data Preprocessing, Data Visualization Software, Real Time Data, Node.JS, Data Analysis, Application Programming Interface (API), Web Development Tools, JSON, Javascript
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, Game Design, Video Game Development, Software Design, HTML and CSS, User Interface (UI), Javascript, Animations, Debugging
Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: ASP.NET, .NET Framework, Web Development, Database Application, Object Oriented Programming (OOP), Web Applications, Javascript, HTML and CSS, Web Design, Data Access, Web Servers, Data Validation
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, HTML and CSS, Front-End Web Development, Web Development Tools, Web Design and Development, Bootstrap (Front-End Framework), React.js, Javascript, UI Components, JavaScript Frameworks, Web Components, Software Development Tools, Semantic Web
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Public Cloud, Big Data, Data Infrastructure, Apache Hadoop, Apache Spark, Data Architecture, Cloud Platforms, Cloud Services, Data Processing, Distributed Computing, Cloud Computing, Scalability, Data Storage Technologies, NoSQL, File Systems, Data Storage, Software Architecture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Data Persistence, Scripting, Scripting Languages, Data Storage, Web Development, Functional Design, Data Structures, Business Logic, Game Design, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

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

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
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Extensible Markup Language (XML), Ajax, Extensible Languages and XML, Web Design, Java Platform Enterprise Edition (J2EE), Data Validation, Web Applications, Scripting, Javascript and jQuery, Web Development, Android Development, Hypertext Markup Language (HTML), Middleware, Model View Controller, Hibernate (Java), Visualization (Computer Graphics), Interoperability, Java, Cascading Style Sheets (CSS), Mobile Development
Beginner · Specialization · 3 - 6 Months

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