Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

Skills you'll gain: Selenium (Software), Java, File Management, Cascading Style Sheets (CSS), Test Automation, Web Scraping, Data Validation, Web Development Tools, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Java Programming, Unit Testing, Java, Software Testing, Quality Assurance, Test Case, Software Development, Application Development, Data Validation, Object Oriented Programming (OOP), Debugging, User Interface (UI), Command-Line Interface, Data Modeling, Requirements Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Build Tools, Eclipse (Software), CI/CD, Java, Software Configuration Management, Continuous Integration, Integrated Development Environments, Dependency Analysis, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Testability, Java, Test Case
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Design, Software Testing, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: JSON, API Testing, Restful API, Software Quality Assurance, Software Engineering, Test Script Development, Java, Data Mapping, Software Testing, Test Case, Test Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Java, Application Frameworks, Object Oriented Design, Object Oriented Programming (OOP), Software Design Patterns, Extensible Markup Language (XML), Dependency Analysis
Mixed · Course · 1 - 4 Weeks

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

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Java, Java Programming, Dependency Analysis, Docker (Software), JSON, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, Full-Stack Web Development
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Model Deployment, Jenkins, AI Security, Applied Machine Learning, Java, Continuous Deployment, Federated Learning, Artificial Intelligence, Machine Learning, Spring Framework, Application Deployment, Reinforcement Learning, Spring Boot, Enterprise Application Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Restful API, Application Deployment, Generative AI, Java, Development Environment, Image Analysis, Software Development, Computer Vision
Intermediate · Course · 1 - 4 Weeks