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.

John Wiley & Sons
Skills you'll gain: Object Oriented Design, Java Programming, Java, Object Oriented Programming (OOP), Data Persistence, Software Design Patterns, Maintainability, Memory Management, Programming Principles, Code Reusability, Functional Design, Computer Programming, Oracle Databases, File Systems, Computational Logic, API Design, Data Structures, Software Design, File Management, Data Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, ChatGPT, Generative AI, Generative Model Architectures, Data Ethics, Generative AI Agents, Model Deployment, Restful API, Software Design Documents, Software Design, Application Deployment, AI Integrations, AI literacy, Software Architecture, Agentic Workflows, Continuous Integration, Artificial Intelligence and Machine Learning (AI/ML), Software Development, Java Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Restful API, Application Deployment, Microservices, Docker (Software), Spring Boot, Spring Framework, Containerization, CI/CD, API Design, Application Programming Interface (API), Java Programming, Hibernate (Java), Back-End Web Development, Systems Architecture, Java, Software Architecture, Software Design, Authentications, Software Development, IntelliJ IDEA
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Java, Object Oriented Design, Build Tools, Memory Management, Hibernate (Java), Unit Testing, File I/O, Data Persistence, Docker (Software), Software Testing, Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, Generative AI Agents, LLM Application, AI literacy, Agentic Workflows, AI Orchestration, OpenAI API, AI Enablement, Java, Java Programming, AI powered creativity, Agentic systems, Generative AI, Artificial Intelligence, Large Language Modeling, AI Workflows, Tool Calling, AI Integrations
Beginner · Specialization · 3 - 6 Months

Heriot-Watt University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Computer Programming, Application Development, Program Development, Programming Principles, Computational Logic, Software Development, Software Development Life Cycle, Debugging
Build toward a degree
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Object-Relational Mapping, Web Development, Context Management, Application Frameworks, Scripting Languages, Scripting, Middleware, Server Side, Data Storage, Data Sharing, Data Persistence, Event-Driven Programming, Enterprise Application Management
Intermediate · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: CI/CD, Integration Testing, Continuous Integration, Docker (Software), Java, Cloud Deployment, Containerization, Software Design Patterns, Microservices, Build Tools, Cloud-Native Computing
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Object Oriented Design, Java, Java Programming, Object Oriented Programming (OOP), Software Design Patterns, Maintainability, Software Design, Code Reusability, Functional Design, Data Management, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Integrated Development Environments, Mobile Development, Computer Programming, Programming Principles, Data Structures
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Java Programming, Object Oriented Design, Software Development Tools, Computer Programming Tools, Code Reusability, Software Installation, Linux Commands
Intermediate · Specialization · 1 - 3 Months