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.

University of Michigan
Skills you'll gain: Data Literacy, Statistical Hypothesis Testing, Scientific Methods, Data Analysis, Experimentation, Research Design, Research, Peer Review, Probability & Statistics, Statistical Inference, Statistical Methods, Media and Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Audit Planning, Network Security, Disaster Recovery, Business Continuity Planning, Security Testing, Cybersecurity, Infrastructure Security, Identity and Access Management, Database Management, Enterprise Architecture, Database Administration, Problem Management, Compliance Management, Regulatory Compliance, Auditing, Quality Assurance, Cloud Computing, OSI Models, Asset Management, Quality Management
Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Python Programming, Simulations, Debugging, Pandas (Python Package), Program Development, Unit Testing, Test Case, Data Science, Development Testing, Software Design, Computational Thinking, Integration Testing, Computer Programming, Object Oriented Programming (OOP), Data Manipulation, Data Structures, Software Engineering, Systems Integration, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Software Configuration Management, Continuous Monitoring, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Network Troubleshooting, Software-Defined Networking, Network Monitoring, TCP/IP, Network Architecture, Computer Networking, Network Performance Management, Network Protocols, General Networking, Cybersecurity, Network Infrastructure, Local Area Networks, Network Analysis, OSI Models, Network Routing, Network Switches
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: User Story, Agile Product Development, Agile Methodology, Design Thinking, User Research, Product Development, User Centered Design, Interviewing Skills, Usability Testing, Innovation, Team Oriented, Persona Development
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Lean Six Sigma, Process Mapping, Statistical Process Controls, Six Sigma Methodology, Lean Manufacturing, Kaizen Methodology, Statistical Analysis, Process Improvement, Process Capability, Quality Management, Project Management, Root Cause Analysis, Customer Analysis, Regression Analysis
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Architecture, Embedded Systems, Verification And Validation, Software Design, System Design and Implementation, Software Technical Review, Performance Testing, Computer Vision, Linux, Requirements Analysis, Debugging
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: .NET Framework, Maintainability, Unit Testing, Test Case, Integration Testing, Test Driven Development (TDD), Software Testing, Microsoft Visual Studio
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Power BI, Data Modeling, Data Transformation, Business Requirements, Star Schema, Data Visualization Software, Extract, Transform, Load, Snowflake Schema, Relational Databases, Data Integration, Database Design, Data Import/Export, Data Cleansing, Business Intelligence, Data Analysis, Stakeholder Management, Decision Making
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Video Game Development, Game Design, iOS Development, Animation and Game Design, Usability Testing, Apple iOS, Mobile Development, Apple Xcode, Usability, Augmented Reality, Swift Programming, User Interface (UI) Design, Debugging
Mixed · Course · 1 - 3 Months

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Penetration Testing, Cyber Operations, Scripting, Cybersecurity, Vulnerability Assessments, Python Programming, Network Analysis, Automation
Mixed · Course · 1 - 4 Weeks