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.

Skills you'll gain: Operating System Administration, Digital Forensics, Cyber Threat Hunting, Incident Response, IT Service Management, Identity and Access Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Endpoint Security, Malware Protection, Penetration Testing, Computer Security Incident Management, Linux Commands, Database Management, Networking Hardware, Cybersecurity, Cyber Threat Intelligence, Interviewing Skills, Cyber Security Assessment
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

University of Michigan
Skills you'll gain: Object Oriented Programming (OOP), JSON, Object Oriented Design, Unit Testing, Python Programming, Software Testing, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Visualization, Data Ethics, Exploratory Data Analysis, Sampling (Statistics), Data Visualization Software, Feature Engineering, Regression Analysis, Descriptive Statistics, Logistic Regression, Statistical Hypothesis Testing, Model Evaluation, Data Analysis, Tableau Software, Data Science, Statistical Analysis, Machine Learning, Object Oriented Programming (OOP), Interviewing Skills, Python Programming
Build toward a degree
Advanced · Professional Certificate · 3 - 6 Months
Skills you'll gain: GitLab, CI/CD, Application Deployment, Continuous Integration, Devops Tools, DevOps, Build Tools, Continuous Delivery, Continuous Deployment, Security Testing, Test Automation, DevSecOps, Unit Testing, Program Development, Secure Coding, Vulnerability Scanning
Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: React Native, Jest (JavaScript Testing Framework), Version Control, User Research, Usability Testing, Unix Commands, Restful API, Git (Version Control System), Persona (User Experience), GitHub, Interaction Design, User Experience Design, SQL, User Interface (UI), User Experience, Mobile Development, Design Research, React.js, Web Development Tools, Javascript
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Star Schema, Microsoft Power Platform, Data Analysis Expressions (DAX), Data Storytelling, Microsoft Power Automate/Flow, Dashboard, Microsoft Excel, Excel Formulas, Power BI, Data-Driven Decision-Making, Microsoft Copilot, Data Presentation, No-Code Development, Data Transformation, Data Literacy, Data Modeling, Data Visualization, Data Analysis, Business Intelligence
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Test Case, Test Automation, Test Execution Engine, Regression Testing, CI/CD, API Testing, Continuous Integration, Continuous Deployment, No-Code Development, Test Planning, Test Data, Maintainability, Debugging, Scalability
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Android Studio, Restful API, Version Control, User Research, Usability Testing, Git (Version Control System), Data Structures, Jest (JavaScript Testing Framework), Unix Commands, Android Jetpack, Android Development, Persona (User Experience), GitHub, Interaction Design, Kotlin, User Experience Design, User Interface (UI), Mobile Development, Javascript
Build toward a degree
Beginner · Professional Certificate · 3 - 6 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Context Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ChatGPT, Prompt Engineering, Software Development Tools, Test Automation, Technical Design, Docker (Software), Technical Documentation, Unit Testing, Application Deployment, Application Programming Interface (API), Application Development, Technical Communication
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: User Feedback, Functional Testing, Root Cause Analysis, UI/UX Research, Experience Design, User Experience, Problem Management, User Interface (UI) Design, Integration Testing, Application Development, Network Troubleshooting, Investigation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Debugging, Test Case, Test Tools, Selenium (Software), Software Testing, API Testing, Integration Testing, Maintainability, Automation, Scalability
Advanced · Course · 1 - 4 Weeks