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.

Imperial College London
Skills you'll gain: Biostatistics, Statistical Analysis, R Programming, Statistical Methods, Regression Analysis, Exploratory Data Analysis, Time Series Analysis and Forecasting, Data Analysis, Probability & Statistics, Statistical Modeling, Correlation Analysis, Statistical Hypothesis Testing, Descriptive Statistics, Public Health
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Penetration Testing, Cyber Security Policies, Linux Commands, Cyber Security Assessment, Command-Line Interface, Cybersecurity, Cloud Computing, Linux, Risk Management Framework, Operating System Administration, Network Monitoring, Security Management, Operating Systems, Cyber Risk, Cloud Services, Threat Management, General Networking, Windows PowerShell, Cyber Governance, Unix Commands
Beginner · Specialization · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Statistical Hypothesis Testing, Six Sigma Methodology, Lean Six Sigma, Process Improvement, Quality Improvement, Process Optimization, Statistical Analysis, Statistics, Data Analysis, Variance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Unit Testing, Server Side, Javascript, Debugging, Back-End Web Development, File Systems, Development Testing, Web Applications, JSON
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Application Security, Vulnerability Scanning, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques
Intermediate · Specialization · 3 - 6 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Process Control, Systems Design, Systems Engineering, Systems Analysis, Engineering Analysis, Mathematical Modeling, Applied Mathematics, Performance Testing, Differential Equations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Information Systems Security, Cyber Security Policies, Data Ethics, Cyber Governance, Application Security, Cyber Risk, Computer Security, Security Testing, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Engineering, Data Manipulation, Data Lakes, Data Warehousing, SQL, Cloud Development, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure, Data Storage, Database Management, LLM Application, Generative AI, Data Science, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Statistical Hypothesis Testing, Statistical Software, Statistical Analysis, Predictive Modeling, Statistical Programming, Statistical Modeling, Statistical Methods, Regression Analysis, Probability & Statistics, Data Analysis
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: IT Management, Technology Strategies, Change Management, Information Technology, Governance, Portfolio Management, Resource Allocation, Return On Investment, User Acceptance Testing (UAT), Capital Expenditure, Financial Analysis, Cost Benefit Analysis, Risk Management, Decision Making
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, Algorithms, Microsoft Visual Studio, Problem Solving, Data Processing, Python Programming, Software Development, Data Analysis
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Specimen Collection, Specimen Processing, Specimen Preparation, Medical Laboratory, Laboratory Testing, Cell Cultures, Biochemical Assays, Cell Biology, Analytical Chemistry, Laboratory Research, Molecular, Cellular, and Microbiology, Molecular Biology, Biomedical Technology, Laboratory Equipment, Biology
Intermediate · Course · 1 - 3 Months