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: Data Structures, Graph Theory, Algorithms, Game Theory, Java, Java Programming, Programming Principles, Performance Tuning, Computer Programming, Problem Solving, Applied Mathematics, Geometry
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File I/O, Git (Version Control System), Software Development Methodologies, JUnit, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, Full-Stack Web Development, Test Driven Development (TDD), SQL, Software Development, Restful API, Database Management, Object Oriented Programming (OOP), Object Oriented Design, Digital Transformation, GitHub Copilot, Java Programming, Generative AI
★ 4.3 (643) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Java, Java Programming, File Management, Application Development, Computer Programming, Data Management
★ 4.8 (81) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: JSON, Jest (JavaScript Testing Framework), Object Oriented Design, Javascript, Object Oriented Programming (OOP), Web Development, Software Testing, Data Structures, Front-End Web Development, Unit Testing, Event-Driven Programming, Code Reusability, Node.JS, Computational Logic, Debugging, Package and Software Management
★ 4.7 (5K) · Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Programming Principles, Computer Programming, Object Oriented Programming (OOP), Code Reusability, Java Programming, Java, Program Development, Computer Science, Algorithms, Animations
★ 4.7 (1.4K) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Object Oriented Design, Java, Object Oriented Programming (OOP), Unit Testing, Java Programming, Application Development, Data Structures, Application Design, Software Testing, Test Driven Development (TDD), Computer Programming
★ 4.5 (335) · Beginner · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Java Programming
★ 4.9 (12K) · Intermediate · Course · 3 - 6 Months

Edureka
Skills you'll gain: JUnit, Apache Maven, Restful API, Java Programming, Java, Application Deployment, Microservices, Docker (Software), Object Oriented Programming (OOP), Spring Boot, Spring Framework, Containerization, CI/CD, Unit Testing, API Design, Application Programming Interface (API), Hibernate (Java), Computer Programming, Object Oriented Design, Programming Principles
★ 4.1 (26) · Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, Java, Algorithms, Java Programming, Program Development, Statistical Analysis, Software Design, Computer Programming, File I/O, Data Processing, Data Manipulation, Data Analysis, Descriptive Statistics, Software Testing, Problem Solving
★ 4.6 (8.1K) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Microservices, Spring Boot, Java, Java Programming, Back-End Web Development, Load Balancing, Web Services, Restful API, Web Applications
★ 4.5 (52) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Generative AI, Data Ethics, Generative AI Agents, ChatGPT, AI literacy, Restful API, Software Design, AI Integrations, Application Deployment, Software Architecture, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Continuous Integration, Software Development, Java, Development Environment, Machine Learning, Application Security, Java Programming
★ 4.7 (12K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, Software Development Tools, Computer Programming Tools
★ 4.8 (6) · Intermediate · Specialization · 1 - 3 Months