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: Responsive Web Design, HTML and CSS, Web Design and Development, UI Components, Prompt Engineering, Web Development Tools, Web Development, Generative AI, Javascript, Software Engineering, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

EC-Council
Skills you'll gain: Node.JS, MongoDB, Angular, Full-Stack Web Development, JavaScript Frameworks, Restful API, Web Applications, Web Development, NoSQL, Front-End Web Development, Application Security, Web Development Tools, Application Programming Interface (API), API Design, Javascript, Database Management, Back-End Web Development, Servers, Middleware
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Javascript, User Interface (UI), Web Development, Web Development Tools, HTML and CSS, Scripting, Scripting Languages
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Angular, Node.JS, Full-Stack Web Development, HTML and CSS, JavaScript Frameworks, User Interface (UI), Application Deployment, Application Frameworks, Back-End Web Development, Front-End Web Development, Hypertext Markup Language (HTML), MongoDB, User Interface (UI) Design, Web Design, Middleware, Bootstrap (Front-End Framework), jQuery, Javascript, Databases, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: TypeScript, Programming Principles, Web Development Tools, Javascript, Web Language
Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: HTML and CSS, React.js, Web Applications, Front-End Web Development, Javascript, Cascading Style Sheets (CSS), Web Development, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microservices, Spring Boot, Software Architecture, API Gateway, Spring Framework, Service Oriented Architecture, Cloud Computing Architecture, Load Balancing, Systems Architecture, Web Services, Cloud Services, Software Design Patterns, Scalability, Restful API, Service Management
Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: User Experience Design, Wireframing, Application Design, Technical Communication, Prototyping, Web Development, User Research, Usability Testing, Responsive Web Design, Version Control, Brainstorming, Project Planning, Application Programming Interface (API), Javascript, MongoDB
Mixed · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Software Design Patterns, Unit Testing, Data Structures, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Jest (JavaScript Testing Framework), CI/CD, Model View Controller, User Acceptance Testing (UAT), Continuous Integration, Cucumber (Software), Postman API Platform, Ansible, Software Testing, OAuth, Web Development Tools, Behavior-Driven Development, Application Performance Management, Prometheus (Software), Authentications, Test Driven Development (TDD), Package and Software Management, Cloud API, Javascript, Software Engineering
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Microservices, Network Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Apache Maven, Unit Testing, Spring Framework, Spring Boot, Restful API, API Testing, Software Testing, Test Case, Gradle, Software Development Tools, Integration Testing, Mockups, JSON, Authentications
Intermediate · Course · 1 - 3 Months