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 Michigan
Skills you'll gain: Debugging, Unit Testing, Relational Databases, Object Oriented Programming (OOP), Databases, Data Visualization Software, Object Oriented Design, Web Scraping, Data Science, Creative Design, Scatter Plots, Data Structures, Programming Principles, File I/O, Integrated Development Environments, Software Visualization, Python Programming, Computer Programming, Program Development, Diversity and Inclusion
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Semiconductors, Electronic Components, Laboratory Research, Electrical Engineering, Electronics Engineering, Electronics, Data Analysis Software
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Architecture, Network Monitoring, Load Balancing, Network Planning And Design, Virtual Networking, Microsoft Azure, Network Troubleshooting, Network Infrastructure, Network Administration, Scalability, Network Security, Computer Networking, Firewall, Virtual Private Networks (VPN), Network Routing, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Data Storytelling, Business Writing, Sales Presentation, Concision, Sales Strategy, Copywriting, Writing, Persuasive Communication, Business Correspondence, Customer Relationship Management (CRM) Software, Business Communication, Google Gemini, Anthropic Claude, AI Enablement, Business Leadership, Sales Enablement, Generative AI, Communication, Proposal Writing, Communication Strategies
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Graphic Design, Graphic and Visual Design, Design, Visual Design, Layout Design, Entrepreneurship, Critical Thinking
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Database Design, Relational Databases, Database Development, Microsoft SQL Servers, SQL, Database Management, Databases, Business Requirements, Frontend Integration
Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Security Testing, Threat Modeling, Exploitation techniques, Application Security, Vulnerability Assessments, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Visualization, Data Visualization Software, Tableau Software, Interactive Data Visualization, Data Presentation, Data Import/Export, Data Storytelling, Business Analytics, Data Science, Marketing Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Presentation, E-Commerce, Analytics, Key Performance Indicators (KPIs), Web Analytics, Google Analytics, Marketing Analytics, Generative AI, Data Analysis, Business Strategy, Data Processing, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), IBM Cloud, Mainframe Computing, Scripting Languages, Computer Programming, Program Development, File I/O, Data Structures, Command-Line Interface, Application Development
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Ethics, Consumer Behaviour, Business-To-Consumer, Data Collection, Market Opportunities, Marketing, Target Market, digital literacy, Market Share, Market Research, User Research, Customer Insights, Customer Analysis, Digital Marketing, Business Research, Business Ethics, Web Analytics, Research, Qualitative Research, Technical Communication
Beginner · Course · 1 - 4 Weeks

American Museum of Natural History
Skills you'll gain: Scientific Visualization, Physical Science, Environment, Physics, General Science and Research, Taxonomy, Scientific Methods, Biology, Chemistry
Beginner · Course · 1 - 3 Months