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: Selenium (Software), Object Oriented Programming (OOP), Eclipse (Software), Java, Java Programming, JUnit, HTML and CSS, Object Oriented Design, Test Automation, Hypertext Markup Language (HTML), Software Testing, Test Script Development, Integrated Development Environments, Web Design and Development, Test Data, Browser Compatibility, Computer Programming, Test Tools, Web Development, Programming Principles
★ 4.5 (29) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, API Design, API Testing, Spring Boot, Authentications, Test Automation, JSON, Application Programming Interface (API), Test Script Development, Application Deployment, Spring Framework, Object-Relational Mapping, Web Services, Software Quality Assurance, Object Oriented Design, Software Testing, Model View Controller, Business Logic, Java Programming, Java
★ 4.9 (60) · Beginner · Specialization · 1 - 3 Months

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: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, API Gateway, Web Services, Cloud-Native Computing, Object-Relational Mapping, Transaction Processing, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Database Management, Unit Testing, Java Programming
★ 3.9 (704) · Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Stored Procedure, Hibernate (Java), PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Java Platform Enterprise Edition (J2EE), Databases, Database Design, Data Persistence, Object Oriented Design, Java, Data Manipulation, Data Mapping, Java Programming, Database Development, JUnit, Object Oriented Programming (OOP), Database Software
★ 4.7 (56) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Object-Relational Mapping, Spring Framework, Hibernate (Java), Apache Maven, Model View Controller, Relational Databases, Database Design, MySQL, Java Programming, Databases, Web Applications, Java Platform Enterprise Edition (J2EE), Application Frameworks, Java, Full-Stack Web Development, Database Development, Authentications, Object Oriented Design, Back-End Web Development, Object Oriented Programming (OOP)
★ 4.7 (14) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Spring Boot, Hibernate (Java), Object Oriented Design, Spring Framework, Object-Relational Mapping, Database Management, Computer Programming, Web Development, Authorization (Computing), Database Development, Restful API, Role-Based Access Control (RBAC), Authentications, Debugging, Programming Principles, Development Environment
Beginner · Course · 3 - 6 Months

Skills you'll gain: Data Structures, Algorithms, Java, Java Programming, Programming Principles, Computer Programming, Performance Tuning, Computational Thinking, Theoretical Computer Science, Solution Design
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Web Development Tools, Javascript, Debugging, Web Content Accessibility Guidelines, Hypertext Markup Language (HTML), Web Design, Interactive Design, Event-Driven Programming, Web Design and Development, HTML and CSS, Web Development, Cascading Style Sheets (CSS), Data Structures
★ 4.7 (7.4K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Code Reusability, Application Development, UI Components, Program Development, User Interface (UI), Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, MySQL, Database Development, Database Systems, Databases, Relational Databases, Database Application, Database Design, Query Languages, Data Access, Java, Java Programming, UI Components, User Interface (UI), Transaction Processing, Software Development
★ 4.4 (37) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
★ 4.2 (25) · Beginner · Course · 1 - 3 Months