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.

Edureka
Skills you'll gain: Prompt Engineering, Vibe coding, Prompt Engineering Tools, Prompt Patterns, Integrated Development Environments, Context Engineering, Application Development, Full-Stack Web Development, Embeddings, Continuous Integration, AI Integrations, Code Review, Software Development, Web Development, Web Applications, Software Documentation, Software Engineering, Software Testing, Software Design, Building Codes
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Science, Web Applications, Python Programming, Data Analysis, Programming Principles, Artificial Intelligence, Computer Programming, Game Design
★ 4.5 (2.2K) · Beginner · Guided Project · Less Than 2 Hours

Universidad de Palermo
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Java, Java Programming, Programming Principles
★ 4.6 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Frontend Integration, Back-End Web Development, Full-Stack Web Development, Server Side, Email Automation, Data Access, Apache Tomcat, Front-End Web Development, Application Servers, Java Programming, HTML and CSS, Databases, PostgreSQL, Relational Databases, Java, User Interface (UI), Web Design, Database Development
★ 4.6 (52) · Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Relational Databases, SQL, Databases, Data Access, Data Manipulation, Database Development, Query Languages
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic Workflows, AI Orchestration, LLM Application, OpenAI API, Java Programming, Java, AI Workflows, Agentic systems, Generative AI, Prompt Patterns, Prompt Engineering, AI Integrations, Persona (User Experience), Document Management, Secure Coding, Business Logic, Software Design Documents, Plan Execution, Software Design Patterns
★ 4.3 (10) · Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Web Frameworks, Application Frameworks, Wireframing, Hypertext Markup Language (HTML), Javascript
★ 4.7 (4.6K) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Java Programming, Java, Computer Programming, Object Oriented Programming (OOP), Test Case, Digital pedagogy, Education Software and Technology, Debugging, Algorithms, Data Structures
★ 4.8 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, JSON, Data Validation, Test Automation, Test Case, Development Environment, Verification And Validation
★ 5 (11) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development Tools, Web Design and Development, Web Development, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Web Frameworks, Javascript, Web Applications, Interactive Design, JavaScript Frameworks, Full-Stack Web Development, Back-End Web Development
★ 4.6 (2.4K) · Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Programming Principles, Functional Design, Java Programming, Other Programming Languages, Performance Tuning, Performance Testing
★ 4.4 (1.8K) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, JUnit, Application Frameworks, Unit Testing, Java Programming, Enterprise Application Management, Integration Testing, Configuration Management, Development Environment, Extensible Markup Language (XML), Context Management
★ 3.8 (455) · Intermediate · Course · 1 - 4 Weeks