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.

Skills you'll gain: Prompt Engineering, Infrastructure as Code (IaC), Terraform, DevOps, Ansible, Responsible AI, Amazon Web Services, Software Documentation, Development Environment, Application Deployment, Unit Testing, Software Development Tools, Cloud Deployment, Development Testing, Maintainability, Integrated Development Environments, AI literacy, Command-Line Interface, Technical Documentation, Verification And Validation
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Grammar, English Language, Language Learning, Writing
★ 4.8 (4K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux Commands, Bash (Scripting Language), Shell Script, File Management, Unix Shell, Linux, File Systems, Unix Commands, Linux Servers, Scripting, Command-Line Interface, Linux Administration, Scripting Languages, Unix, File I/O, grep, Operating Systems, Package and Software Management, Network Protocols, Data Import/Export
★ 4.6 (1.8K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, C# (Programming Language), Web Development, Application Frameworks, Restful API, Web Applications, UI Components, Secure Coding, API Testing, Application Programming Interface (API), Web Services, Web Components, Back-End Web Development, Application Deployment, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Building Design, Program Implementation
Intermediate · Course · 1 - 4 Weeks

New York Institute of Finance
Skills you'll gain: Operational Risk, Credit Risk, Portfolio Risk, Risk Management, Risk Management Framework, Business Risk Management, Risk Modeling, Operational Analysis, Risk Appetite, Risk Mitigation, Governance Risk Management and Compliance, Financial Market, Risk Analysis, Enterprise Risk Management (ERM), Risk Control, Financial Analysis, Financial Statement Analysis, Financial Statements, Derivatives, Governance
★ 4.7 (1.7K) · Beginner · Specialization · 3 - 6 Months

Northwestern University
Skills you'll gain: Robotics, Machine Controls, Control Systems, Mathematical Modeling, Mathematical Software, Simulation and Simulation Software, Engineering, Mechanics, Mechanical Engineering, Applied Mathematics, Numerical Analysis, Simulations, Process Control, Virtual Environment, Torque (Physics), Graph Theory, Matlab, Algorithms, Engineering Calculations, Physics
★ 4.7 (1.3K) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Google Ads, Keyword Research, Target Audience, Pay Per Click Advertising, Search Engine Marketing, Advertising Campaigns, Campaign Management, Advertising, Online Advertising, Digital Advertising, Paid media, Marketing, Digital Marketing, Return On Investment
★ 4.4 (6K) · Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Responsible AI, Agentic Workflows, Data Architecture, Cloud Security, Cloud Management, Digital Transformation, Data Governance, Cloud Storage, Google Cloud Platform, Data Strategy, Data Storage, Agentic systems, Cloud Infrastructure, Site Reliability Engineering, Data Warehousing, Cloud Platforms, Cloud Services, Service Level, Cloud Standards, Cloud Hosting
★ 4.8 (4.9K) · Beginner · Professional Certificate · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Statistical Process Controls, Lean Methodologies, Lean Six Sigma, Six Sigma Methodology, Process Improvement, Quality Improvement, Continuous Improvement Process, Operational Efficiency, Quality Monitoring, Process Management, Variance Analysis, Document Management, Training Programs
★ 4.5 (42) · Mixed · Course · 1 - 3 Months

Yale University
Skills you'll gain: Clinical Trials, Software Development Life Cycle, Medical Devices, Software Quality Assurance, Usability, Software Development, Medical Privacy, Software Quality (SQA/SQC), Verification And Validation, Human Factors, Biomedical Engineering, Risk Management, User Interface (UI), Software Design, Regulatory Compliance, Health Technology, Machine Learning, Software Testing, Entrepreneurship, User Research
★ 4.8 (295) · Intermediate · Course · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Governance, Data Storytelling, Marketing Analytics, Business Analytics, Data-Driven Marketing, Accounting, Responsible AI, Data Management, Data Visualization Software, Internal Controls, Classification Algorithms, Internal Auditing, Data-Driven Decision-Making, Analytical Skills, Data Preprocessing, Business Analysis, Analytics, Data Analysis, Power BI, Machine Learning
★ 4.6 (1.2K) · Beginner · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Microsoft Excel, Excel Formulas, Data Transformation, Spreadsheet Software, Data Analysis, Data Wrangling, Data Cleansing, Data Manipulation, Business Requirements, Data Preprocessing, Automation
★ 4.8 (4.3K) · Intermediate · Course · 1 - 3 Months