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: Penetration Testing, Exploit development, Network Security, Vulnerability, Cybersecurity, Vulnerability Assessments, Human Factors (Security), Information Systems Security, Data Persistence
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Retrieval-Augmented Generation, Agentic systems, Agentic Workflows, Generative AI Agents, AI Workflows, Prompt Engineering, ChatGPT, Artificial Intelligence, LLM Application, Prompt Patterns, OpenAI, Generative AI, Context Engineering, Large Language Modeling, AI literacy, Tool Calling, Multimodal Prompts, Strategic Planning, Emerging Technologies, Responsible AI
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Software Quality Assurance, Quality Assurance, Test Automation, Software Quality (SQA/SQC), Test Tools, Agile Software Development, Agile Product Development, Software Testing, Agile Methodology, Automation, Analysis, Collaboration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Metasploit, Penetration Testing, Exploit development, Vulnerability Scanning, Malware Protection, Exploitation techniques, Database Management, Security Testing, Cyber Security Strategy, Cyber Operations, Cryptographic Protocols, Vulnerability Assessments, Cyber Security Assessment, Brute-force attacks, Cryptography, Cybersecurity, Intrusion Detection and Prevention, Linux, Linux Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Metasploit, Penetration Testing, Vulnerability Scanning, Cyber Security Assessment, Exploitation techniques, Vulnerability Assessments, Vulnerability Management, Security Testing, Cybersecurity, Linux, Technical Documentation
Beginner · Guided Project · Less Than 2 Hours

Tufts University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Microsoft Excel, Quantitative Research, Statistical Methods, Probability & Statistics, Statistical Analysis, Data Analysis Software, Sampling (Statistics), Analytical Skills, Spreadsheet Software, Statistics, Business Analytics, Python Programming
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Test Data, Test Script Development, Test Automation, Software Testing
Intermediate · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Software Testing, White-Box Testing, Functional Testing, System Testing, JUnit, Performance Testing, Test Tools, Unit Testing, Test Automation, Code Coverage, Test Case, Selenium (Software)
Mixed · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, Angular, Jest (JavaScript Testing Framework), Software Testing, Development Testing, Test Automation, Test Script Development, Development Environment, Node.JS
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Postman API Platform, Continuous Delivery, Continuous Integration, Web Services, API Design, Test Tools, Spring Framework, Application Programming Interface (API), CI/CD, Test Execution Engine, Service Oriented Architecture, Verification And Validation, Software Testing, Restful API, Interactive Data Visualization, Server Side, Web Applications, Program Development, Virtual Environment, Automation
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Version Control, Test Script Development, Software Versioning, Continuous Integration, File I/O, Test Tools, Continuous Delivery, Functional Testing, Automation, UI Components, Code Reusability, Hypertext Markup Language (HTML), Software Design Patterns, Development Environment, Integrated Development Environments, Command-Line Interface, Package and Software Management
Beginner · Specialization · 3 - 6 Months
Coursera
Skills you'll gain: Extract, Transform, Load, Data Pipelines, Dataflow, Data Transformation, Data Integration, Databases, Data Cleansing, AI Workflows, AI Integrations, Database Management, Business Workflow Analysis, Performance Tuning, Process Design, Data Quality, Apache, Scalability, Design
Beginner · Course · 1 - 4 Weeks