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 Illinois Urbana-Champaign
Skills you'll gain: Nutritional Assessment, Predictive Analytics, Machine Learning Methods, Maternal Health, Machine Learning, Diagnostic Tests, Health Systems, Operating Cost, Nutrition and Diet, Market Dynamics, Water Resources, Food Safety and Sanitation, Manufacturing and Production, Behavioral Economics, Business Economics, Environment, Molecular Biology, Production Management, Consumer Behaviour, Molecular, Cellular, and Microbiology
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Sales Process, Sales Presentations, Customer Relationship Management (CRM) Software, Target Market, Market Analysis, Sales, Presentations, Content Creation, Graphic Design, User Accounts
Beginner · Guided Project · Less Than 2 Hours
Duke University
Skills you'll gain: Data Ethics, Exploratory Data Analysis, Data-Driven Decision-Making, Logistic Regression, Statistical Modeling, R (Software), Web Scraping, Ggplot2, Model Evaluation, Statistical Reporting, Data Visualization Software, Predictive Modeling, Tidyverse (R Package), Data Visualization, Responsible AI, Data Transformation, R Programming, Data Science, Data Wrangling, Version Control
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: OpenAI API, OpenAI, AI Workflows, LLM Application, AI Integrations, Generative AI Agents, AI Personalization, Agentic Workflows, Application Programming Interface (API), Performance Testing, Artificial Intelligence, Context Management, Application Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Executive Presence, Succession Planning, Team Performance Management, Team Management, Organizational Structure, Diversity and Inclusion, Delegation Skills, Diversity Equity and Inclusion Initiatives, People Development, Organizational Leadership, Engineering Management, Team Building, People Management, Diversity Awareness, Leadership and Management, Team Leadership, Telecommuting, Talent Management, Leadership, Leadership Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Figma (Design Software), Responsive Web Design, User Experience Design, User Interface and User Experience (UI/UX) Design, Layout Design, User Interface (UI) Design, Web Design, Typography, Usability, E-Commerce, User Interface (UI), User Experience, Design Elements And Principles, Prototyping, UI Components
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Employee Surveys, Surveys, User Feedback, Security Awareness, Business Software, Data Sharing, Email Automation, Collaborative Software, Business Technologies
Beginner · Guided Project · Less Than 2 Hours

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, MLOps (Machine Learning Operations), Data Pipelines, Databricks, Generative AI, Data Lakes, Generative AI Agents, Data Governance, Data Architecture, AI Enablement, Data Modeling, Data Management, Data Processing, Data Strategy, Data Quality, Scala Programming, SQL, Python Programming, Data Visualization, Data Literacy
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Google Gemini, AI Workflows, AI Enablement, AI Orchestration, Agentic Workflows, Prompt Patterns, Strategic Planning, AI Integrations
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, OpenAI API, Model Deployment, OpenAI, AI Integrations, Tool Calling, LLM Application, Enterprise Application Management, OAuth, Model Context Protocol, Prompt Engineering, Performance Tuning, Real Time Data, Interoperability, Prompt Patterns, Application Deployment
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Network Security, Virtual Local Area Network (VLAN), Network Planning And Design, Network Administration, Network Architecture, Network Routers, Local Area Networks, Infrastructure Security, General Networking, Authentications, Network Switches
Beginner · Guided Project · Less Than 2 Hours
University of Illinois Urbana-Champaign
Skills you'll gain: Market Dynamics, Business Economics, Business, Economics, Business Operations, Supply And Demand, Operations, Business Strategy, Market Analysis, Competitive Analysis, Consumer Behaviour, Revenue Management, Entrepreneurship, Decision Making
Beginner · Course · 1 - 4 Weeks