ETL testing courses can help you learn data extraction techniques, transformation processes, and loading verification methods. You can build skills in validating data integrity, creating test cases, and automating testing workflows. Many courses introduce tools like Apache Nifi, Talend, and Informatica, that support implementing ETL processes and ensuring data quality in various applications.

Eindhoven University of Technology
Skills you'll gain: Statistical Inference, Scientific Methods, Statistical Hypothesis Testing, Quantitative Research, Bayesian Statistics, Statistical Analysis, Probability & Statistics, Sample Size Determination, Research, R Programming, Data Sharing
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Interactive Design, Canva (Software), Layout Design, Digital Design, Information Architecture, Browser Compatibility, Graphic and Visual Design, Typography, Design Strategies, Color Theory, Design Elements And Principles, Quality Assurance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Robotic Process Automation, Data Manipulation, Email Automation, Web Scraping, User Interface (UI), Business Process Automation, Automation, UI Components, Test Automation, Context Management, Excel Macros, Data Cleansing, Network Protocols, Data Import/Export, Software Development Tools, Data Management, Unstructured Data, Data Flow Diagrams (DFDs), Application Deployment, Programming Principles
Beginner · Specialization · 3 - 6 Months
University of London
Skills you'll gain: Descriptive Statistics, Statistics, Probability & Statistics, Statistical Hypothesis Testing, Data Visualization, Data-Driven Decision-Making, Statistical Modeling, Data Analysis, Probability, Probability Distribution, Sampling (Statistics), Risk Modeling, Statistical Inference, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: ASP.NET, Data Migration, Configuration Management, Data Validation, Database Application, Middleware, Debugging, Back-End Web Development, Database Management, Data Modeling, Restful API, Maintainability, Dependency Analysis, Performance Tuning, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Technical University of Denmark (DTU)
Skills you'll gain: Laboratory Testing, Materials science, Sustainable Technologies, Chemistry, Manufacturing Processes, Electrical Power, Product Lifecycle Management, Technical Standard, Product Testing
Mixed · Course · 1 - 3 Months
University of Alberta
Skills you'll gain: Sprint Retrospectives, Scrum (Software Development), Software Technical Review, Agile Project Management, Agile Software Development, Software Quality Assurance, Agile Methodology, User Story, Requirements Analysis, Usability Testing, User Research
Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Virtual Reality, Video Game Development, Augmented and Virtual Reality (AR/VR), Game Design, Prototyping, Virtual Environment, Storyboarding, Ideation, Usability Testing, Interaction Design, User Experience Design, Data Ethics, Development Testing
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Cloud Security, Security Information and Event Management (SIEM), Business Continuity Planning, System Monitoring, Network Security, Continuous Monitoring, Disaster Recovery, Incident Response, Cloud Computing, Zero Trust Network Access, Data Security, Firewall, Virtual Private Networks (VPN), Service Level Agreement, Vulnerability Management, Patch Management, Clinical Monitoring, Threat Detection, Configuration Management, Automation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Star Schema, Data Warehousing, Looker (Software), Database Design, Data Mart, Data Modeling, Business Intelligence, Extract, Transform, Load, Data Integrity, Data Transformation, Performance Tuning, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Project Finance, Business Strategy, Key Performance Indicators (KPIs), Proposal Writing, Organizational Strategy, Return On Investment, Business Metrics, Capital Budgeting, Decision Making
Intermediate · Course · 1 - 4 Weeks

Queen Mary University of London
Skills you'll gain: Qualitative Research, Proposal Development, Market Research, Research Reports, Data Collection, Research Design, Research Methodologies, Analytics, Data Analysis, Statistical Hypothesis Testing, Survey Creation, Statistical Analysis, Surveys, Correlation Analysis, Business Research, Quantitative Research, Research, Science and Research, Market Analysis, Focus Group
Beginner · Specialization · 3 - 6 Months