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: Jest (JavaScript Testing Framework), Unit Testing, TypeScript, Test Script Development, Software Testing, Test Driven Development (TDD), JavaScript Frameworks, Code Coverage, Test Automation, Test Case, Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Bootstrap (Front-End Framework), Responsive Web Design, UI Components, HTML and CSS, Application Deployment, Web Design, Cascading Style Sheets (CSS), Web Development, Front-End Web Development, Interactive Design, Javascript, Cloud Hosting, Hypertext Markup Language (HTML), Typography, Animations, Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Jest (JavaScript Testing Framework), Application Deployment, Frontend Integration, Web Development Tools, Cloud Deployment, Unit Testing, Data Structures, Server Side, Back-End Web Development, Restful API, Frontend Performance, Application Programming Interface (API), Development Environment, Javascript, Build Tools, Middleware, Front-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Behavior-Driven Development, Gherkin (Scripting Language), Test Script Development, Unit Testing, Software Testing, Jenkins, CI/CD, Continuous Integration, Test Tools, Apache Maven, Automation, Test Case, DevOps, Java, Test Data, C# (Programming Language), Java Programming, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: React.js, Bootstrap (Front-End Framework), JavaScript Frameworks, UI Components, ASP.NET, HTML and CSS, Cascading Style Sheets (CSS), Web Design and Development, Application Programming Interface (API), User Interface (UI), Javascript, Web Development Tools, Code Reusability, Event-Driven Programming, Data Validation
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: JUnit, Unit Testing, Software Testing, Test Tools, Java Programming, Verification And Validation, Java, Test Case, Test Automation, Programming Principles, Code Reusability
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Javascript, Web Development
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Design and Product, Model View Controller, Debugging, Software Design, User Interface and User Experience (UI/UX) Design, User Interface (UI), User Interface (UI) Design, UI Components, Web Applications, Algorithms, Web Design and Development, JSON, Program Development, User Story, Javascript, Automation, Hypertext Markup Language (HTML), Data Structures
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Django (Web Framework), Dashboard Creation, Model View Controller, Authentications, Chart.js, Data Import/Export, Full-Stack Web Development, Web Development, Data Modeling, Object-Relational Mapping, Cascading Style Sheets (CSS), Responsive Web Design, Javascript, Code Reusability, User Interface (UI), Development Environment, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Color Theory, Javascript, Web Design and Development, Front-End Web Development, Program Development, Programming Principles, Computer Programming, Web Development, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Web Development Tools, Development Environment, FinTech, Software Development Tools, Transaction Processing, Web Development, Programming Principles, Program Development, Web Applications, Node.JS, Scalability, Other Programming Languages, Javascript, Application Deployment, Computer Programming, Market Dynamics, Verification And Validation
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Development, Javascript, Web Design, JavaScript Frameworks, Web Development Tools, Frontend Performance, Web Servers, Web Design and Development, Web Content, Web Analytics and SEO, Hypertext Markup Language (HTML), Web Applications, Web Frameworks, Front-End Web Development, Event-Driven Programming, Web Content Accessibility Guidelines, Software Development, Open Source Technology
Mixed · Course · 1 - 3 Months