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.

Simplilearn
Skills you'll gain: Lean Manufacturing, Lean Six Sigma, Process Mapping, Statistical Process Controls, Six Sigma Methodology, Failure Mode And Effects Analysis, Kaizen Methodology, Process Optimization, Quality Improvement, Operational Efficiency, Process Improvement, Performance Measurement, Manufacturing Operations, Quality Management, Operational Excellence, Business Process, Statistical Analysis, Performance Metric, Waste Minimization, Kanban Principles
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Kubernetes, Role-Based Access Control (RBAC), CI/CD, Application Deployment, Cloud-Native Computing, Network Troubleshooting, DevOps, Performance Tuning, Scalability, Continuous Integration, Containerization, Continuous Deployment, Package and Software Management, YAML, Network Security, Network Performance Management, Network Routing, System Monitoring, Network Monitoring, Network Protocols
Advanced · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: NumPy, Debugging, Pandas (Python Package), Statistics, Data Analysis, Statistical Programming, Descriptive Statistics, Exploratory Data Analysis, Data Preprocessing, Data-oriented programming, Program Development, Numerical Analysis, Critical Thinking
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: WordPress, Web Design and Development, HTML and CSS, Web Analytics and SEO, Content Management Systems, Web Content, Cloud Hosting, Web Servers, Application Security
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Hypertext Markup Language (HTML), Web Development Tools, Web Content Accessibility Guidelines, Web Design and Development, Web Design, Front-End Web Development, Usability, Semantic Web, Cascading Style Sheets (CSS), Web Servers
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, Responsive Web Design, Storyboarding, Adobe XD, Information Architecture, UI/UX Research, Web Design, Usability Testing, Design Reviews, Figma (Design Software), User Interface and User Experience (UI/UX) Design, Prototyping, Wireframing, User Research, User Story, Presentations, Human Factors, User Centered Design, Persona (User Experience), Ideation
Beginner · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Microsoft Excel, Excel Formulas, Spreadsheet Software, Microsoft 365, Data Analysis Expressions (DAX), Analysis
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Operations Research, Resource Allocation, Simulation and Simulation Software, Microsoft Excel, Business Analytics, Data-Driven Decision-Making, Business Risk Management, Transportation Operations, Analytics, Risk Analysis, Process Optimization, Statistical Methods, Business Modeling, Logistics
Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Design Thinking, Innovation, New Product Development, Product Development, Customer Insights, Customer experience strategy (CX), Ideation, Customer Analysis, User Feedback, Needs Assessment, Consumer Behaviour, Market Research, Business Strategies, Customer Relationship Management, Marketing Psychology, Case Studies
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Data Visualization Software, Data Visualization, Data Storytelling, Statistical Visualization, Interactive Data Visualization, Plot (Graphics), Plotly, Matplotlib, Data Presentation, Dashboard, Seaborn, Tableau Software, Scatter Plots, Heat Maps, Histogram, Google Sheets, Data Analysis, Python Programming, Cloud Applications, Business Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux, Performance Tuning, Virtualization, Computing Platforms, Virtual Machines, Data Storage Technologies, Cloud Applications, Security Controls, Mainframe Computing, Hardware Architecture, Infrastructure Architecture, Virtual Networking, Artificial Intelligence and Machine Learning (AI/ML), Scalability
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Dashboard, Data Visualization Software, Data Visualization, Business Reporting, SAS (Software), Interactive Data Visualization, Cloud Computing Architecture, Data Storytelling, Business Intelligence, Business Analytics, Data Warehousing, Cloud Computing, Big Data, Machine Learning, Data Import/Export
Intermediate · Course · 1 - 4 Weeks