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 Illinois Urbana-Champaign
Skills you'll gain: Environmental Monitoring, Hydrology, Environmental Engineering and Restoration, Water Resource Management, Land Management, Natural Resource Management, Water Resources, Water Quality, Climate Change Adaptation, Environmental Science, Biology, Research Reports, Environment and Resource Management, Environment, Geographic Information Systems, Laboratory Testing, Geospatial Information and Technology, Technical Documentation, Microbiology
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Load Balancing, Scalability, Performance Tuning, Software Architecture, Microsoft Copilot, Application Design, Performance Testing, Systems Architecture, Application Performance Management, Distributed Computing, Database Management, Middleware, SQL
Beginner · Course · 1 - 4 Weeks

Indian Institute of Technology Guwahati
Skills you'll gain: User Research, UI/UX Research, User Experience, Competitive Analysis, User Experience Design, Information Architecture, Interaction Design, User Flows, Persona (User Experience), Qualitative Research, User Centered Design, User Interface (UI) Design, Wireframing, Human Computer Interaction, Usability, User Interface (UI), Usability Testing, Conceptual Design, Research Methodologies, Focus Group
Beginner · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: Data Migration, Data Integration, Enterprise Architecture, Data Management, Data Infrastructure, Data Pipelines, Data Integrity, Data Storage
Advanced · Course · 1 - 3 Months

Skills you'll gain: Program Management, Project Management, Project Management Life Cycle, Project Management Institute (PMI) Methodology, Benefits Administration, Organizational Strategy, Governance, Stakeholder Engagement, Risk Management, Test Planning
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Agentic systems, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Debugging
Beginner · Course · 1 - 3 Months
Codio
Skills you'll gain: Matplotlib, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Git (Version Control System), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Natural Language Processing, Data Visualization Software, Unit Testing, Cloud Deployment, Jupyter, Database Development, Data Processing, Virtual Environment, Dependency Analysis, Python Programming
Intermediate · Specialization · 1 - 3 Months

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

Skills you'll gain: Secure Coding, Application Security, DevSecOps, Security Testing, Software Development Methodologies, Configuration Management, Software Development, Software Configuration Management, Software Development Life Cycle, Software Testing, API Testing, Threat Modeling, Application Programming Interface (API), Cloud Security, Risk Management Framework, Change Control
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: A/B Testing, Design Thinking, Experience Design, Data Storytelling, Dashboard, User Feedback, Solution Design, Stakeholder Engagement, Customer Insights, Interviewing Skills, Empathy & Emotional Intelligence, Business Requirements, Problem Solving
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Correlation Analysis, Data Analysis, Probability Distribution, Statistical Software, Statistics, Statistical Analysis, Estimation, R (Software), Data Visualization, Risk Analysis, Probability, Statistical Methods, R Programming, Return On Investment, Probability & Statistics, Problem Solving
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: CI/CD, Continuous Deployment, Continuous Integration, Application Deployment, Build Tools, Cloud Deployment, Application Performance Management, Test Automation, Software Development Tools, Containerization, System Monitoring, ASP.NET, Unit Testing, Release Management, Git (Version Control System), Version Control
Intermediate · Course · 1 - 4 Weeks