A/B testing courses can help you learn experimental design, statistical analysis, and user behavior insights. You can build skills in hypothesis formulation, result interpretation, and optimizing conversion rates. Many courses introduce tools like Google Optimize, Optimizely, and Adobe Target, which facilitate the implementation of tests and analysis of outcomes, allowing you to apply your skills in real-world marketing and product development scenarios.

Infosec
Skills you'll gain: Prompt Engineering, ChatGPT, Open Web Application Security Project (OWASP), AI Security, Responsible AI, API Testing, Penetration Testing, OpenAI, OpenAI API, Exploitation techniques, Vulnerability Scanning, Generative AI, Large Language Modeling
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Design Thinking, Creative Problem-Solving, Creative Thinking, Ideation, Innovation, Storytelling, Market Opportunities, Strategic Thinking, Human Centered Design, Data Visualization, Entrepreneurship, New Product Development, Case Studies, Process Development, Peer Review
Beginner · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Javascript, Web Development Tools, Jest (JavaScript Testing Framework), Web Design and Development, Object Oriented Programming (OOP), Web Development, Application Programming Interface (API), HTML and CSS, Back-End Web Development, Web Applications, JSON, Restful API, Event-Driven Programming, Application Development, Application Deployment, Unit Testing, Programming Principles, Data Structures, Prototyping
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Functional Design, Scripting, Scripting Languages, Python Programming, Data Science, Programming Principles, Computer Programming, Software Engineering
Beginner · Course · 1 - 4 Weeks

University of Florida
Skills you'll gain: Land Management, Water Resource Management, Natural Resource Management, Environment and Resource Management, Sustainability Standards, Sustainable Systems, Climate Change Adaptation, General Science and Research, Environmental Science, Socioeconomics, Research, Biology
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Crisis Management, Consulting, Management Consulting, Emergency Response, Corporate Communications, Leadership, Risk Management, Contingency Planning, Leadership and Management, Strategic Communication, Business Leadership, Public Affairs, Business Continuity Planning, Risk Analysis, Mitigation, Communication Strategies, Case Studies, Stakeholder Communications, Internal Communications, Critical Thinking
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Courage, Ethical Standards And Conduct, Decision Making, Business Ethics, Technical Management, Professionalism, Engineering Management, Personal Integrity, Leadership
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Debugging
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Computer Programming Tools, C and C++, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Software Development Tools, Exploit development, Debugging, Interoperability, Unix, Embedded Systems, Vulnerability Assessments, Unix Commands, File I/O, Operating Systems, Data Security, Linux, Microsoft Windows
Intermediate · Specialization · 3 - 6 Months
University of Glasgow
Skills you'll gain: Health Informatics, ICD Coding (ICD-9/ICD-10), Clinical Data Management, Data Mining, Medical Records, Clinical Informatics, Descriptive Analytics, Database Design, Electronic Medical Record, Precision Medicine, Analytics, Relational Databases, Patient Flow, Exploratory Data Analysis, Descriptive Statistics, Predictive Analytics, Predictive Modeling, SQL, Interoperability, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Microsoft Excel, Data Visualization Software, Data Import/Export, Business Reporting, Report Writing, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Jenkins, Selenium (Software), Apache Maven, CI/CD, Object Oriented Programming (OOP), JUnit, Java, Software Design Patterns, Test Automation, Software Testing, Maintainability, Test Case, Browser Compatibility, Software Design, Test Execution Engine
Intermediate · Course · 1 - 3 Months