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: Mental Health, Cultural Diversity, Health Disparities, Health Assessment, Social Determinants Of Health, Gerontology, Stress Management, Human Development, Positive Airway Pressure (CPAP/BiPAP), Patient Treatment, Diagnostic Tests, Mental Health Diseases and Disorders, Physiology, Child Development, Chronic Diseases, Mindfulness, Biology
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Debugging, Model Evaluation, Test Data, Data Validation, Algorithms, Unit Testing, Statistical Programming, Data Structures
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Web Scraping, Extract, Transform, Load, Data Manipulation, Data Preprocessing, Data Validation, Data Ethics, Data Cleansing, SQL, Data Transformation, JSON, Pandas (Python Package), Generative AI, Relational Databases, Data Integrity, Unstructured Data, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Statistics, Probability & Statistics, Regression Analysis, Probability, Statistical Hypothesis Testing, Probability Distribution, Statistical Analysis, Statistical Inference, Combinatorics
Intermediate · Course · 1 - 4 Weeks

Pontificia Universidad Católica de Chile
Skills you'll gain: Civil Engineering, Hydrology, Engineering Analysis, Engineering, Environmental Engineering, Mechanics, Hydraulics, Materials science, Laboratory Testing, Construction, Mathematical Modeling
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Serverless Computing, Command-Line Interface, Maintainability, Amazon Web Services, Linux Commands, Application Deployment, Software Development Tools, Program Development, System Programming, Python Programming, Performance Tuning, Debugging, Software Testing
Intermediate · 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

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Interoperability, Digital Transformation, Data Security, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Service Design, Policy Analysis, Innovation, Strategic Planning
Beginner · Course · 1 - 4 Weeks

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

University of California San Diego
Skills you'll gain: Software Design Documents, System Design and Implementation, Internet Of Things, Technical Documentation, Technical Communication, Mobile Development, Test Case, System Testing, Software Development, Wireless Networks, Embedded Systems, Systems Integration
Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Algorithms, Computational Thinking, Theoretical Computer Science, Problem Management, Data Structures, Performance Testing, Python Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Box Plots, Plot (Graphics), Descriptive Statistics, Scatter Plots, Histogram, Jupyter, Matplotlib, Data Presentation, Ggplot2, Statistical Visualization, Data Manipulation, Statistical Hypothesis Testing, Regression Analysis, Correlation Analysis, Data Visualization, Data Visualization Software, Data Analysis, R Programming, Python Programming
Beginner · Specialization · 3 - 6 Months