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.

LearnKartS
Skills you'll gain: Model Context Protocol, Vector Databases, Agentic Workflows, Tool Calling, Agentic systems, AI Workflows, Google Gemini, Server Side, Gemini, Generative AI Agents, AI Integrations, Embeddings, Node.JS, Retrieval-Augmented Generation, Large Language Modeling, Web Development, PostgreSQL, Data Processing, Data Modeling, Javascript
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Web Development, Javascript, JavaScript Frameworks, Web Content, Frontend Performance, Web Servers, Software Development Tools, Web Design and Development, Web Design, Front-End Web Development, Web Applications, Apache, Development Environment, Semantic Web, Software Development
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Webpack, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML), Web Development Tools, Web Development, Javascript, Google Cloud Platform, Cloud Computing
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Cloud API, Cloud Deployment, Application Programming Interface (API), Restful API, Google Cloud Platform, Cloud Applications, Web Services, Proxy Servers, Javascript, Data Store, Code Reusability
Beginner · Project · Less Than 2 Hours

Skills you'll gain: React.js, Bootstrap (Front-End Framework), Web Applications, Frontend Integration, JavaScript Frameworks, UI Components, Full-Stack Web Development, Authentications, Front-End Web Development, ASP.NET, HTML and CSS, Cascading Style Sheets (CSS), Application Programming Interface (API), Authorization (Computing), Secure Coding, Web Design and Development, User Interface (UI), Javascript, Web Development Tools, Microsoft Azure
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Development Environment, Application Frameworks, Javascript, Web Applications, UI Components, Software Architecture, Data Store, Dataflow, Event-Driven Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Ajax, Content Management Systems, Web Development, PHP (Scripting Language), Database Management, Dashboard Creation, Cascading Style Sheets (CSS), Javascript
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: jQuery, Ajax, Javascript and jQuery, JSON, Animations, Event-Driven Programming, Debugging, Cascading Style Sheets (CSS), Application Programming Interface (API), Web Applications, Web Development Tools, Responsive Web Design, Javascript, JavaScript Frameworks, Interactive Design, HTML and CSS, Hypertext Markup Language (HTML), Program Development, Interaction Design, Game Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, User Interface (UI), User Experience Design, Web Design and Development, User Interface (UI) Design, Development Environment, Web Development Tools, Front-End Web Development, Web Design, Javascript, Web Development, Web Applications, Responsive Web Design, Microsoft Visual Studio, Application Programming Interface (API), Real Time Data
Beginner · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Web Development Tools, HTML and CSS, Web Development, Javascript, Web Applications, Web Design and Development, Cascading Style Sheets (CSS), Programming Principles
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Structures, Algorithms, Javascript, Code Reusability, Programming Principles, Development Environment, Computer Programming, Application Programming Interface (API), Debugging, Hypertext Markup Language (HTML), HTML and CSS, Theoretical Computer Science, Computational Thinking, Performance Tuning, Data Management, Cascading Style Sheets (CSS)
Beginner · Specialization · 1 - 3 Months