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: Probability, Statistical Hypothesis Testing, Statistical Inference, Probability & Statistics, Statistical Methods, Probability Distribution, Statistics, Bayesian Statistics, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Data Ethics, Data Analysis, Correlation Analysis, Data Science, Sample Size Determination, Data Collection
★ 4.4 (365) · Intermediate · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Customer Acquisition Management, Sales Management, Customer Relationship Management, Financial Data, Strategic Planning, Financial Statement Analysis, Financial Analysis, Business Modeling, Customer Analysis, Business Planning, Business Strategies, Business Strategy, Financial Acumen, Sales Strategy, Strategic Decision-Making, Small Business Accounting, Accounting, Entrepreneurship, Corporate Strategy, Decision Making
★ 4.9 (1K) · Beginner · Course · 1 - 3 Months

Snowflake
Skills you'll gain: Data Engineering, Data Pipelines, Database Management, Data Manipulation, Databases, Data Store, Data Transformation, Continuous Deployment, Extract, Transform, Load, Devops Tools, Data Warehousing, Change Control, DevOps, SQL, Data Integration, CI/CD, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Data Analysis
★ 4.8 (375) · Beginner · Professional Certificate · 1 - 3 Months

University of Colorado System
Skills you'll gain: Requirements Analysis, User Requirements Documents, Systems Development Life Cycle, Software Development Methodologies, Requirements Elicitation, Agile Methodology, Software Documentation, Software Design Documents, Security Requirements Analysis, System Requirements, Software Development Life Cycle, Agile Software Development, Waterfall Methodology
★ 4.6 (688) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Presentation, Data Cleansing, Data Storytelling, Rmarkdown, Data Ethics, Ggplot2, Data Validation, Query Languages, Spreadsheet Software, Interactive Data Visualization, Tableau Software, Data Literacy, Analytical Skills, Data Visualization Software, Data-Driven Decision-Making, Dashboard, Data Analysis, Data Integrity, Database Management, Case Studies
★ 4.9 (2.3K) · Beginner · Professional Certificate · 3 - 6 Months

IE Business School
Skills you'll gain: Market Analysis, Integrated Marketing Communications, Market Research, Customer Acquisition Management, Marketing Analytics, Marketing Communications, Marketing Management, Customer Analysis, Performance Measurement, Customer Retention, Performance Metric, Growth Strategies, Marketing Channel, Planning, Financial Management
★ 4.6 (494) · Mixed · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: SQL, Linux, Endpoint Security, Database Management, Incident Response, Relational Databases, Network Security, Database Systems, Vulnerability Scanning, Computer Security Incident Management, Security Management, Databases, Linux Administration, File Systems, Routing Protocols, OSI Models, Application Development, Remote Access Systems, Scripting, Scripting Languages
★ 4.7 (370) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Cybersecurity, Cloud Computing, Network Monitoring, Command-Line Interface, Cloud Services, General Networking, Linux Commands, Linux, Virtual Machines
★ 4.7 (541) · Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Internet Of Things, Networking Hardware, Network Infrastructure, Network Routers, General Networking, Embedded Software, Network Switches, Network Protocols, Network Architecture, Security Controls, Wireless Networks, Network Administration, Network Routing, Local Area Networks, Infrastructure Security, Telecommunications, Communication Systems, Distributed Computing, Python Programming, Machine Learning
★ 4.7 (631) · Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Network Security, Computer Hardware, Hardware Architecture, Computer Systems, TCP/IP, Information Technology, Networking Hardware, System Software, General Networking, OSI Models, Computer Literacy, Network Protocols, Operating Systems, System Configuration, Software Installation, Security Software, Computer Networking, Software Systems, Intranet, Data Storage
★ 4.6 (288) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Surveys, UI/UX Research, User Research, Survey Creation, A/B Testing, Web Analytics, User Experience, Qualitative Research, Usability Testing, Research Methodologies, Web Analytics and SEO, Data Collection, Research Design, Experimentation, Sample Size Determination
★ 4.4 (212) · Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Water Quality, Sanitation, Water Resources, Water Resource Management, Laboratory Testing, Microbiology, Sterilization, Environmental Engineering, Health Policy, Public Health and Disease Prevention, Public Health, Infectious Diseases, Governance, Epidemiology, Economics, Chemistry
★ 4.8 (1.1K) · Intermediate · Course · 1 - 3 Months