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: Object Oriented Programming (OOP), Javascript, Code Reusability, Web Development, Web Design and Development, Application Programming Interface (API), Web Applications, API Testing, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Node.JS, TypeScript, Server Side, Software Development Tools, Development Environment, Web Servers, Web Development, Back-End Web Development, Web Applications, Javascript, Git (Version Control System), Webpack, Frontend Integration, Package and Software Management, File I/O, HTML and CSS, Event-Driven Programming
Intermediate · Course · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Code Reusability, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Development Environment, Context Management
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Ajax, Javascript, Object Oriented Programming (OOP), JavaScript Frameworks, Frontend Integration, Application Programming Interface (API), JSON, Front-End Web Development, Web Development, Full-Stack Web Development, Web Applications, Frontend Performance, Web Development Tools, Object Oriented Design, Application Development, Build Tools, Program Development, Code Reusability, Debugging, Development Environment
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Programming Principles, Computer Programming, Theoretical Computer Science, Computational Thinking, Javascript, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Blogs, User Accounts, Data Sharing, Web Applications, Authentications, Full-Stack Web Development, OAuth, Javascript, Social Media, Redis, Secure Coding, Ajax, Object-Relational Mapping, Restful API, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React.js, UI Components, Authentications, Front-End Web Development, User Interface (UI), Web Development Tools, Software Development Tools, Context Management, Javascript, Application Programming Interface (API), Scalability
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Web Development Tools, Frontend Performance, Javascript, Software Design Patterns, Node.JS, Web Development, Scripting Languages, Web Applications, Computer Programming, Development Environment, Front-End Web Development, Web Design and Development, Programming Principles, Event-Driven Programming, Program Development, Frontend Integration, Data Structures, Functional Design
Beginner · Course · 1 - 4 Weeks
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, General Networking, Javascript, Network Security, Computer Networking, Application Security, Computational Thinking, Visualization (Computer Graphics), Program Development, Applied Mathematics, Computer Programming, General Mathematics, Numerical Analysis, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: React Native, UI Components, Mobile Development, Responsive Web Design, User Interface (UI), User Interface (UI) Design, Debugging, React Redux, Figma (Design Software), Mobile Development Tools, Development Environment, Application Programming Interface (API), Animations, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Native, Application Deployment, Animations, OpenAI API, Mobile Development, UI Components, LLM Application, Apple iOS, User Interface (UI), Android Development, Hugging Face, Cross Platform Development, Mobile Development Tools, iOS Development, TypeScript, JavaScript Frameworks, Command-Line Interface, Javascript, Authentications
Advanced · Course · 1 - 3 Months

Skills you'll gain: Javascript, Debugging, Frontend Integration, Event-Driven Programming, Dataflow, Web Applications, Development Environment, Cloud Computing
Beginner · Course · 1 - 3 Months