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: Java, Java Programming, Performance Tuning, Data Structures, Software Engineering, Tree Maps, Scalability, Algorithms, Benchmarking, Theoretical Computer Science
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: React.js, JavaScript Frameworks, Front-End Web Development, Javascript, UI Components, Programming Principles, Dataflow
★ 4.3 (13) · Intermediate · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Full-Stack Web Development, Retrieval-Augmented Generation, Web Applications, JavaScript Frameworks, React.js, LLM Application, Web Development, Javascript, Tool Calling, Agentic Workflows, Generative AI Agents, Data Persistence
★ 4.7 (16) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: TypeScript, Object Oriented Design, Node.JS, Role-Based Access Control (RBAC), Object Oriented Programming (OOP), Webpack, React Redux, Back-End Web Development, React.js, Full-Stack Web Development, Web Development, MongoDB, Front-End Web Development, Javascript, Application Programming Interface (API), Software Design Patterns, API Design, Programming Principles, Software Development, Debugging
★ 4.7 (6) · Beginner · Specialization · 3 - 6 Months

Infosec
Skills you'll gain: Application Security, Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Dependency Analysis, Vulnerability Assessments, Exploitation techniques
★ 4.5 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Database Application, Database Development, Full-Stack Web Development, Web Applications, Model View Controller, Authentications, Authorization (Computing), Business Logic, Dashboard Creation, Data Access
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Application Deployment, Integrated Development Environments, Development Testing, Web Development Tools, Program Development, Cryptographic Protocols, Javascript, Scripting
★ 4 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Frontend Integration, Spring Boot, Configuration Management, API Gateway, JUnit, Java Programming, Enterprise Application Management, Java, Test Tools, Unit Testing, Application Programming Interface (API), Development Testing, Software Design Patterns, Authentications
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Web Applications, Web Design and Development, Javascript, Frontend Integration, Web Design, Web Development, Front-End Web Development, Game Design, Program Development
★ 4.2 (12) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Node.JS, JavaScript Frameworks, Web Frameworks, Authentications, MongoDB, Postman API Platform, Restful API, Server Side, Middleware, JSON, Application Programming Interface (API), Web Development Tools, Web Applications, Javascript, Back-End Web Development, API Testing, NoSQL
★ 4.9 (22) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Version Control, GitLab, Continuous Integration, Software Versioning, CI/CD, Git (Version Control System), Collaborative Software, Javascript
★ 4.2 (20) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: HTML and CSS, Figma (Design Software), Front-End Web Development, User Interface (UI), Cascading Style Sheets (CSS), Responsive Web Design, Web Design and Development, Mockups, Web Design, User Interface (UI) Design, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Prototyping, Javascript, Web Development, Dashboard Creation
★ 4.4 (9) · Intermediate · Course · 1 - 3 Months