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.

Illinois Tech
Skills you'll gain: Technical Communication, Data Visualization, Data Presentation, Scientific Visualization, Technical Writing, Data Visualization Software, Technical Documentation, Data Ethics, Data Cleansing, Persuasive Communication, Data Science, Writing, Editing, Graphic and Visual Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Visualization (Computer Graphics), 3D Assets, Software Visualization, Design Software
★ 5 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Architecture, Mainframe Computing, Mainframe Technologies, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Computer Systems, Programming Principles, System Programming, Computational Logic, Computer Programming, Memory Management
★ 3.9 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: ISO/IEC 27001, Threat Management, Security Management, Risk Management Framework, Data Security, Cyber Risk, Risk Management, Vulnerability Management, Continuous Monitoring, Vulnerability Assessments, Cyber Security Policies, Security Controls, Governance Risk Management and Compliance, Cybersecurity, Information Systems, Scenario Testing, Asset Protection, Continuous Improvement Process
★ 5 (7) · Beginner · Course · 3 - 6 Months

Skills you'll gain: Computer Hardware, Operating Systems, Desktop Support, Hardware Architecture, Network Troubleshooting, Databases, Technical Support and Services, Hardware Troubleshooting, Information Technology, Package and Software Management, Technical Support, Information Technology Operations, System Support, Database Management Systems, Computer Systems, Operating System Administration, Security Controls, Information Systems Security, Patch Management, End User Training and Support
★ 3.8 (6) · Beginner · Course · 3 - 6 Months

Lecturio
Skills you'll gain: Pharmacology, Drug Interaction, Pharmacotherapy, Chemistry, Biochemistry, Clinical Laboratory Science, Nursing and Patient Care, Analytical Chemistry, Microbiology
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Debugging, Java, Teaching, Java Programming, Computer Programming, Programming Principles, Computational Logic, Computational Thinking, Education Software and Technology, Digital pedagogy
★ 2.8 (6) · Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Civil Engineering, Construction Engineering, Construction, Design Specifications, Engineering Software, Engineering Design Process, Structural Analysis, Materials science, Engineering Calculations, Engineering Analysis
★ 3.7 (6) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Software Documentation, Technical Documentation, Web Development, Technical Writing
★ 4.3 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Text Mining, Natural Language Processing, Microsoft Azure, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), AI literacy, AI Workflows, Analytics, Application Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Simulation and Simulation Software, Simulations, Data Sharing, Mathematical Modeling, Agentic systems, System Configuration, Systems Development, Biology, Life Sciences
★ 4.7 (12) · Beginner · Guided Project · Less Than 2 Hours

University of Glasgow
Skills you'll gain: Wireless Networks, Emerging Technologies, Digital Communications, Communication Systems, Internet Of Things, Software-Defined Networking, Network Planning And Design, Distributed Computing, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Electronics Engineering, Zero Trust Network Access, AI Integrations, Information Technology, Machine Learning, Trustworthiness
★ 4.8 (8) · Intermediate · Course · 1 - 4 Weeks