Java Basics courses can help you learn object-oriented programming, data types, control structures, and exception handling. You can build skills in writing efficient code, debugging, and using Java libraries to enhance functionality. Many courses introduce tools like Integrated Development Environments (IDEs) such as Eclipse or IntelliJ IDEA, which streamline coding and testing processes, along with version control systems like Git to manage code changes effectively.

Skills you'll gain: Blockchain, Transaction Processing, Event-Driven Programming, Front-End Web Development, JavaScript Frameworks, Development Environment, Web Development, Web Applications, Secure Coding, React.js, Application Development, Javascript, Real Time Data
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Organizational Skills, Process Design, Artificial Intelligence, Functional Design, Goal Setting, Verification And Validation, Reinforcement Learning, Functional Specification, Knowledge Transfer, Design Strategies, Software Architecture, Software Design Patterns, Decision Making
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Algorithms, C++ (Programming Language), Data Structures, Theoretical Computer Science, Computer Programming, Programming Principles, Computational Thinking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Content Accessibility Guidelines, Video Production, Educational Materials, Instructional Design, Disabilities, Learning Strategies, User Centered Design, Technical Documentation, Microsoft Office, Law, Regulation, and Compliance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, JSON, Gherkin (Scripting Language), Restful API, Application Programming Interface (API), Test Tools, Test Case, Test Planning, JUnit, Software Testing, Test Engineering, Security Testing, Test Data, Test Automation, OAuth, Apache Maven, Authentications, Development Environment, Eclipse (Software)
Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Application Security, Serverless Computing, Secure Coding, Risk Management Framework, Threat Modeling, Cloud Security, Infrastructure Security, Cloud Services, Web Applications, Cloud Platforms, Javascript, Node.JS, Amazon Web Services
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Network Troubleshooting, Software-Defined Networking, Network Monitoring, Threat Modeling, TCP/IP, Network Architecture, Computer Networking, Network Protocols, General Networking, Cybersecurity, Network Infrastructure, Local Area Networks, Network Analysis, OSI Models, Network Routing, Networking Hardware, Network Switches
Build toward a degree
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: JSON, Restful API, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Event-Driven Programming, Ajax, Web Services, HTML and CSS, Javascript, Web Design and Development, Wireframing, Web Development, Real Time Data, Web Development Tools, Web Servers, Game Design, Hypertext Markup Language (HTML), Software Development
Intermediate · Specialization · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Business Logic, SAP Applications, Business Reporting, Debugging, Programming Principles, Object Oriented Programming (OOP), User Interface (UI), Data Entry, Development Testing, User Interface (UI) Design, Maintainability, Development Environment, Data Structures
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Git (Version Control System), Version Control, Integrated Development Environments, Eclipse (Software), Application Lifecycle Management, Release Management, Collaborative Software, Code Review
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Application Security, Secure Coding, Data Ethics, Vulnerability Assessments, Responsible AI, Threat Modeling, Data Security, Security Controls, Cybersecurity, Artificial Intelligence, Threat Detection, Authorization (Computing), Encryption, Penetration Testing
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Work Breakdown Structure, Agile Project Management, Agile Methodology, Stakeholder Management, Project Management, Project Documentation, Project Scoping, People Management, Project Planning, Dependency Analysis, Product Roadmaps, Communication Planning
Beginner · Course · 1 - 4 Weeks