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: React.js, UI Components, User Interface (UI), Web Applications, User Accounts, Front-End Web Development, User Interface and User Experience (UI/UX) Design, Secure Coding, Javascript, Authorization (Computing), Authentications, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Search Engine Optimization, Web Content Accessibility Guidelines, HTML and CSS, Web Design and Development, Web Analytics and SEO, Web Development, Javascript, Frontend Performance, Browser Compatibility
Intermediate · Guided Project · Less Than 2 Hours

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: Javascript, Frontend Performance, Scripting, Real Time Data, Browser Compatibility, Data Storage, HTML and CSS, Maintainability, Data Validation, Debugging
Intermediate · Course · 3 - 6 Months

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

Northeastern University
Skills you'll gain: Agile Methodology, Web Design and Development, React.js, User Interface and User Experience (UI/UX) Design, Web Content Accessibility Guidelines, Front-End Web Development, Wireframing, Web Applications, HTML and CSS, Application Deployment, Responsive Web Design, Interactive Design, Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: jQuery, Ajax, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Development, Web Design and Development, Usability Testing, Javascript, Application Deployment, Web Design, Interactive Data Visualization, Event-Driven Programming, Semantic Web, Web Applications, Functional Testing
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Web Applications, Javascript, Other Programming Languages, UI Components, Front-End Web Development, Web Development, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, jQuery, JSON, Debugging, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Javascript, Game Design, HTML and CSS, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

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

Packt
Skills you'll gain: Data Persistence, API Design, API Testing, Routing Protocols, Javascript, Database Design, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache, Web Servers, Authentications, Application Servers, Server Side, Secure Coding, Web Applications, Application Security, Restful API, Servers, Back-End Web Development, Javascript
Intermediate · Course · 1 - 4 Weeks