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.

Simplilearn
Skills you'll gain: Prompt Engineering, AI Personalization, Generative AI, Infrastructure as Code (IaC), Legal Risk, Requirements Analysis, Test Tools, Software Testing, Security Testing, ChatGPT, Risk Analysis, Sprint Planning, Software Development Tools, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Automation, Software Documentation, Artificial Intelligence, Software Architecture, Software Development Methodologies
Beginner · Specialization · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Dashboard, Microsoft Excel, Pivot Tables And Charts, Star Schema, Spreadsheet Software, Data Transformation, Data Analysis Expressions (DAX), Data Storytelling, Data Analysis, Excel Formulas, Extract, Transform, Load, Data Visualization Software, Data Presentation, Data Modeling, Business Intelligence, Competitive Analysis, Data Manipulation, Data Cleansing, Data Integration, Data Import/Export
Beginner · Specialization · 3 - 6 Months

École Nationale des Ponts et Chaussées
Skills you'll gain: Petroleum Industry, Sustainable Engineering, Environmental Engineering, Oil and Gas, Environment Health And Safety, Construction Engineering, Civil Engineering, Occupational Safety and Health Administration (OSHA), Safety Assurance, Transportation Operations, Sustainable Design, Energy and Utilities, Materials science, Construction, Chemical Engineering, Technical Standard, Chemistry, Production Process, Performance Testing, Manufacturing Processes
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Network Security, Intrusion Detection and Prevention, Computer Security Incident Management, Command-Line Interface, Cryptography, Open Web Application Security Project (OWASP), Cyber Threat Intelligence, Application Security, Secure Coding, Cybersecurity, Encryption, Information Systems Security, Vulnerability Assessments, Metasploit, Risk Management Framework, Multi-Factor Authentication, Cloud Security, Penetration Testing, Risk Management
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Quality, Data Management, Technical Communication, Data Analysis, Data-Driven Decision-Making, Statistical Analysis, Data Science, Statistical Machine Learning, Statistical Inference, Statistics, A/B Testing, Statistical Modeling
Mixed · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Ideation, Interaction Design, Prototyping, A/B Testing, User Experience Design, Usability Testing, User Interface and User Experience (UI/UX) Design, Design Thinking, Human Centered Design, Usability, Mockups, Design Research, User Research, Innovation, Creativity
Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Surveys, Statistical Hypothesis Testing, Quantitative Research, Statistical Analysis, Marketing Analytics, Market Research, Data Analysis, Marketing, Target Market, Market Analysis, Regression Analysis, Sample Size Determination, Quality Control
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Microservices, Spring Boot, Spring Framework, IntelliJ IDEA, Java Programming, Restful API, Object Oriented Programming (OOP), Java, Application Deployment, Software Architecture, API Design, Integrated Development Environments, Scalability, Service Oriented Architecture, Web Applications, Software Testing, Unit Testing, Object-Relational Mapping, Distributed Computing, Application Security
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Application Security, Vulnerability Scanning, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Amazon Web Services, SQL, Amazon Elastic Compute Cloud, Operating Systems, C (Programming Language)
Intermediate · Course · 1 - 4 Weeks

ConsenSys Academy
Skills you'll gain: Blockchain, Cryptography, Interoperability, Encryption, FinTech, Emerging Technologies, Ledgers (Accounting), Business Modeling, Distributed Computing, Open Source Technology, Digital Assets, Transaction Processing, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Microsoft Copilot, Data Visualization Software, Data Modeling, Data Presentation, Interactive Data Visualization, Data Analysis, Microsoft Power Platform, Microsoft Azure, Data Manipulation, Data Transformation, Data Cleansing, Data Import/Export, Test Planning, Performance Tuning
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: User Feedback, Entrepreneurship, Business Development, New Business Development, Product Development, Customer Analysis, Business Planning, Market Opportunities, Product Design, Value Propositions, Needs Assessment, Customer Insights, Business Strategies, Product Testing
Beginner · Course · 1 - 3 Months