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: TypeScript, UI Components, React.js, Web Applications, Front-End Web Development, Javascript, Programming Principles, Data Management, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Data Pipelines, Apache Kafka, Real Time Data, Data Processing, SQL, Google Cloud Platform, Analytics, Jupyter, Java, JSON
Advanced · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Web Applications, Java Platform Enterprise Edition (J2EE), Java, Authentications, Application Development, Software Design, Database Design, Model View Controller, Databases, Object Oriented Programming (OOP), Hypertext Markup Language (HTML)
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Web Design and Development, Responsive Web Design, HTML and CSS, Web Content Accessibility Guidelines, Front-End Web Development, Cascading Style Sheets (CSS), Web Development Tools, React.js, User Interface (UI), Javascript, Web Servers, Semantic Web, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, Node.JS, PHP (Scripting Language), Restful API, Application Programming Interface (API), Extensible Markup Language (XML), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Development Tools, Javascript, Development Environment, Integrated Development Environments, Computer Programming, Debugging, HTML and CSS, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, Databases, Data Processing, Java, Data Warehousing, File Management, Data Import/Export, Data Migration, Data Manipulation, Data Mapping, Scalability, Data Transformation, Software Documentation, Software Installation, Context Management, Data Storage Technologies, Debugging
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Web Design and Development, Front-End Web Development, Animations, Javascript, Application Deployment, Interactive Design, Web Content Accessibility Guidelines, User Interface (UI), Usability, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Servers, Data Migration, Enterprise Application Management, Java Platform Enterprise Edition (J2EE), Servers, Java, Application Deployment, Software Installation, Configuration Management, Identity and Access Management, Command-Line Interface, System Configuration, Authentications
Beginner · Course · 1 - 3 Months

Skills you'll gain: UI Components, ASP.NET, JavaScript Frameworks, C# (Programming Language), Application Programming Interface (API), Web Applications, Full-Stack Web Development, Restful API, Cloud Deployment, .NET Framework, Microsoft Azure, Back-End Web Development, Object-Relational Mapping, Application Frameworks, Network Routing, Cloud Applications, Server Side, Javascript, Application Deployment, Authentications
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Scalability, Javascript, Operating Systems, NoSQL, Event-Driven Programming, File Systems, Application Programming Interface (API), JSON, Database Management, Package and Software Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Mapping, IBM WebSphere MQ, Middleware, Business Process Automation, Process Driven Development, Data Integration, Scenario Testing, File Transfer Protocol (FTP), Test Case, Development Testing, Data Validation, Java Programming, System Configuration, Debugging, File Management
Mixed · Course · 1 - 4 Weeks