Software testing courses can help you learn test planning, test case design, automated testing, and performance testing. You can build skills in identifying bugs, writing effective test scripts, and using various testing methodologies. Many courses introduce tools like Selenium for automation, JUnit for unit testing, and JIRA for issue tracking, showing how these skills apply in real-world software development environments.

University of Colorado Boulder
Skills you'll gain: Sustainable Development, Sustainable Engineering, Sustainable Technologies, Sustainable Business, Sustainability Standards, Organizational Leadership, Corporate Sustainability, Strategic Leadership, Business Leadership, Environment, Architectural Design, Building Design, Climate Change Mitigation, Environmental Science, Environmental Engineering, Energy and Utilities, Environmental Policy, Economics
Build toward a degree
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, System Monitoring, Linux Commands, Operating System Administration, File Systems, User Accounts, Command-Line Interface, Systems Administration, Data Storage, System Configuration, File Management, Data Storage Technologies, Network Monitoring, Network Administration, Software Installation, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Pharmacology, Pharmacy, Pharmaceuticals, Basic Life Support (BLS) Certification, Healthcare Ethics, Health Care Procedure and Regulation, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Infectious Diseases, Health Care, Emergency Response, Public Health, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, Azure DevOps, Continuous Delivery, CI/CD, Continuous Integration, Continuous Deployment, Version Control, Git (Version Control System)
Intermediate · Guided Project · Less Than 2 Hours
University of Leeds
Skills you'll gain: Stakeholder Management, Stakeholder Engagement, Engineering Management, Scope Management, Risk Management, Project Scoping, Stakeholder Analysis, Project Risk Management, Project Management, Business Risk Management, Governance
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Simulation and Simulation Software, Systems Thinking, Visualization (Computer Graphics), Data Modeling, Systems Design, Mathematical Modeling, Biology, Environment, Storytelling
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Cybersecurity, Cyber Operations, Information Systems Security, Information Systems Security Assessment Framework (ISSAF), Cyber Security Strategy, Vulnerability Assessments, Cyber Threat Intelligence, Threat Modeling, Exploit development, Exploitation techniques, Cyber Attacks, Cyber Security Policies, Computer Security, Security Controls, Data Security
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: JSON, Event-Driven Programming, Javascript, Mobile Development, Data Structures, Application Development, Object Oriented Programming (OOP), Video Game Development, Web Applications, Data Persistence, Scripting, Computer Programming, Front-End Web Development, Web Development, Debugging
Beginner · Course · 1 - 3 Months

Fudan University
Skills you'll gain: Unity Engine, User Interface (UI), Game Design, Mobile Development, Video Game Development, User Interface (UI) Design, 3D Assets, Application Deployment, C# (Programming Language), Computer Graphics, Animations, Object Oriented Programming (OOP), Scripting
Beginner · Course · 1 - 3 Months

Skills you'll gain: Timelines, Organizational Skills, Scheduling, Project Coordination, Milestones (Project Management), Time Management, Project Management Software, Project Management, Delegation Skills, Data Visualization, Team Management, Dependency Analysis
Beginner · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Containerization, CI/CD, Docker (Software), DevOps, Jenkins, Application Deployment, Rust (Programming Language), Prometheus (Software), System Monitoring, JSON, Scripting, Command-Line Interface, Continuous Monitoring, Automation, System Programming, Software Testing, GitHub
Intermediate · Course · 1 - 4 Weeks