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.

Microsoft
Skills you'll gain: Data Storytelling, Data Presentation, Power BI, Data Visualization Software, Data Visualization, Interactive Data Visualization, Statistical Visualization, Dashboard, Data-Driven Decision-Making, Business Intelligence, Pivot Tables And Charts, Data Analysis, Scatter Plots, Histogram
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Threat Modeling, Secure Coding, Cryptography, Open Web Application Security Project (OWASP), Encryption, Application Security, Vulnerability Assessments, Data Security, Exploitation techniques, Security Controls, Authentications, Vulnerability Management, Personally Identifiable Information
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Data Visualization, Rmarkdown, Stakeholder Communications, Data Cleansing, Data Ethics, Data-Driven Decision-Making, Tableau Software, Spreadsheet Software, Data Validation, Data Visualization Software, Interactive Data Visualization, Ggplot2, Presentations, Data Transformation, Data Integration, Data Collection, Case Studies, Interviewing Skills
Beginner · Professional Certificate · 3 - 6 Months
University of Michigan
Skills you'll gain: Programming Principles, Computer Programming, Python Programming, Software Installation, Computational Thinking, Development Environment
Mixed · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Supervised Learning, Unsupervised Learning, Matplotlib, File I/O, Generative Adversarial Networks (GANs), NumPy, Object Oriented Programming (OOP), Deep Learning, Image Analysis, Plot (Graphics), Machine Learning Algorithms, Object Oriented Design, Applied Machine Learning, Integrated Development Environments, Pandas (Python Package), Python Programming, Machine Learning, Event-Driven Programming, Programming Principles, Computer Programming
Beginner · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Vibe coding, Model Context Protocol, Context Management, AI Workflows, Software Installation, Agentic Workflows, Code Review, System Configuration, Computer Programming Tools, Debugging, Web Development Tools, Software Development, User Interface (UI), Web Development
Intermediate · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Data Structures, Data Visualization Software, Financial Data, Financial Analysis, Data Analysis, Debugging, Programming Principles, Python Programming, Maintainability, Data Validation
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Terraform, CI/CD, Infrastructure as Code (IaC), Continuous Integration, Ansible, Application Performance Management, Prometheus (Software), Network Monitoring, Continuous Deployment, Kubernetes, Application Deployment, System Monitoring, Package and Software Management, GitHub, Software Development Tools, Docker (Software), Containerization, YAML, Infrastructure As A Service (IaaS), Automation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Authentications, Incident Response, MITRE ATT&CK Framework, Security Controls, Cryptography, Malware Protection, Threat Modeling, Endpoint Security, Key Management, Authorization (Computing), Public Key Infrastructure, Vulnerability Assessments, Risk Management, Network Security, Application Security, Business Continuity Planning, Asset Management, Cloud Security, OSI Models, Continuous Monitoring
Beginner · Specialization · 1 - 3 Months

Universidade Estadual de Campinas
Skills you'll gain: Product Testing, Personal Care, Laboratory Research, Biology, Pharmacology, Chemistry, Health Care Procedure and Regulation, Preventative Care, Clinical Assessment
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Estimation, Model Evaluation, Simulation and Simulation Software, Machine Learning Methods, Applied Mathematics, Laboratory Testing, Matlab, Numerical Analysis, Electric Power Systems, Mathematical Modeling, Electrical Power, Statistical Methods, Electronic Components, Research, Scripting, Algorithms, Calculus
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Collaborative Software, Google Docs, Microsoft Word, Microsoft Office, Document Management, Productivity Software, Computer Literacy, Writing and Editing
Beginner · Course · 1 - 4 Weeks