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.

University of California, Irvine
Skills you'll gain: Back-End Web Development, System Programming, Debugging, Computer Programming Tools, Data Access
Intermediate · Course · 1 - 3 Months
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, Javascript, Network Security, Computer Networking, Computer Programming Tools, Applied Mathematics, Computer Graphics, Web Design and Development, Software Development Tools, Cybersecurity, Computational Thinking, Computer Programming, General Mathematics, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Amazon Web Services, Software Development, Configuration Management, Java
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Software Testing, Java Programming, Java, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Angular, Application Design, Software Architecture, Software Design Patterns, Frontend Performance, JavaScript Frameworks, TypeScript, Scripting Languages, UI Components, Javascript, Application Performance Management, Data Sharing, Real Time Data
Beginner · Course · 3 - 6 Months

Skills you'll gain: Server Side, Application Deployment, Apache Tomcat, Web Design, Front-End Web Development, Application Servers, HTML and CSS, Web Development, User Interface and User Experience (UI/UX) Design, Web Servers, Email Automation, Usability, Interactive Design, Java Platform Enterprise Edition (J2EE)
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Debugging, TypeScript, Agentic systems, AI Workflows, Node.JS, OpenAI API, Generative AI, Program Development, Artificial Intelligence, LLM Application, Programming Principles, Maintainability, Development Environment, Prompt Engineering, Application Frameworks, Javascript, Large Language Modeling, File Systems
Beginner · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Application Security, Human Factors (Security), Secure Coding, Open Web Application Security Project (OWASP), Vulnerability, Computer Security, Vulnerability Management, Vulnerability Assessments, Data Security, Security Strategy, Security Controls, Cyber Security Strategy, Application Design, Computer Programming, Design, Python Programming, Javascript, Design Strategies, JavaScript Frameworks, Node.JS
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, JUnit, Spring Boot, Unit Testing, Integration Testing, Data Pipelines, Restful API, Event-Driven Programming, Encryption, Distributed Computing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Node.JS, Dataflow, Real Time Data, File I/O, Javascript, Event-Driven Programming, Web Development Tools, Server Side, TCP/IP, Front-End Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, React.js, HTML and CSS, Front-End Web Development, Web Development, Web Design, Javascript, Restful API, UI Components
Beginner · Course · 3 - 6 Months

Skills you'll gain: Selenium (Software), Postman API Platform, JUnit, Test Automation, API Testing, Software Quality Assurance, Test Tools, Test Script Development, Quality Assurance, Unit Testing, Software Testing, Continuous Integration, Automation, Data Validation, Performance Testing, Test Case, Agile Methodology, Integration Testing, Debugging, Javascript
Intermediate · Specialization · 1 - 3 Months