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.

American Psychological Association
Skills you'll gain: Descriptive Statistics, Data Literacy, Graphing, Statistical Visualization, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Science and Research, Psychology, Bayesian Statistics, Research Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Cloud Computing, Cloud Management, Cloud Engineering, Cloud Solutions, Infrastructure As A Service (IaaS), Data Storage Technologies, Cloud Computing Architecture, Data Storage, Cloud Services, Cloud Storage, Security Controls, Role-Based Access Control (RBAC), System Monitoring, Databases
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Descriptive Statistics, Statistical Visualization, Data Transformation, Data Cleansing, Statistical Analysis, Regression Analysis, Statistical Programming, R (Software), Probability, Probability Distribution, Sampling (Statistics), Box Plots, Histogram, R Programming, Statistical Methods, Statistical Software, Microsoft Excel, Statistics, Data Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Bootstrap (Front-End Framework), Browser Compatibility, Responsive Web Design, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, UI Components, React.js, Application Frameworks
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Business Ethics, Courage, Ethical Standards And Conduct, Decision Making, Leadership Studies, Professionalism, Engineering Management, Personal Integrity, Organizational Leadership, Technical Management, Ancient History, Human Development, Liberal Arts, Culture, Business Leadership, Leadership, Anthropology, Social Sciences, Emerging Technologies, Psychology
Build toward a degree
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Jenkins, Infrastructure as Code (IaC), CI/CD, Ansible, Build Tools, SonarQube, Devops Tools, DevOps, Apache Tomcat, Apache Maven, Continuous Integration, Continuous Deployment, Configuration Management, Continuous Delivery, Software Configuration Management, Code Coverage, Shell Script, Application Deployment, IT Automation, Docker (Software)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: QuickBooks (Accounting Software), Expense Reports, Expense Management, Accounting Software, Bookkeeping, Accounting Records, Accounting Systems, Record Keeping, Accounting, Small Business Accounting, Accounts Payable, General Ledger, Transaction Processing, Financial Accounting, General Accounting, Cash Receipts, Financial Data, Financial Reporting, Data Entry
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microservices, Spring Boot, Software Architecture, API Gateway, Spring Framework, Cloud-Native Computing, Service Oriented Architecture, Load Balancing, Systems Architecture, Cloud Computing, Software Design Patterns, Scalability, Restful API, Service Management, Network Routing
Intermediate · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Digital Design, digital literacy, Infographics, Content Creation, Graphic Design, Digital Publishing, Multimedia, Digital Communications, Peer Review, Communication, Design Thinking
Intermediate · Course · 1 - 3 Months

Advancing Women in Tech
Skills you'll gain: AI Workflows, Retrieval-Augmented Generation, Prompt Patterns, Multimodal Prompts, AI Personalization, AI literacy, Context Management
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Web Scraping, Scripting, Test Script Development, Version Control, GitHub, Unstructured Data, Git (Version Control System), Scripting Languages, Automation, Shell Script, Email Automation, Unit Testing, File Systems, File I/O, Command-Line Interface, File Management, Cloud API, Restful API, Application Programming Interface (API), Productivity
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Robotics, Automation, Simulation and Simulation Software, Control Systems, Simulations, Algorithms, Virtual Environment, Linear Algebra, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months