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 Colorado System
Skills you'll gain: Unified Modeling Language, Unit Testing, Software Design, Software Engineering Tools, Software Engineering, Systems Design, Design, Development Testing, Data Ethics, Test Automation, Computer Programming Tools, Software Architecture, Software Development Methodologies, Dataflow
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Amazon Bedrock, Software Documentation, Generative AI, Test Automation, Mockups, User Interface (UI), Software Development Tools, User Interface and User Experience (UI/UX) Design, Usability, Software Testing, Vulnerability Scanning, Application Security, Maintainability, Prompt Engineering, Test Case, Software Architecture, Code Review, Secure Coding, Artificial Intelligence, Debugging
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Feature Engineering, Data Ethics, Exploratory Data Analysis, Unsupervised Learning, Data Presentation, Tensorflow, Application Deployment, Dimensionality Reduction, MLOps (Machine Learning Operations), Probability Distribution, Apache Spark, Statistical Hypothesis Testing, Supervised Learning, Data Visualization Software, Data Pipelines, Design Thinking, Unit Testing, Data Science, Machine Learning, Python Programming
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Apache Maven, Data Import/Export, Object Oriented Programming (OOP), JSON, Java Programming, Debugging, JUnit, Java, Software Documentation, Data Structures, Computer Programming, Restful API, Integrated Development Environments, File Management, Programming Principles, Data Validation, Package and Software Management, Network Protocols, Unit Testing, Computer Science
Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Database Design, Software Design Patterns, Databases, Application Design, Database Management, Software Design, Software Architecture, System Design and Implementation, Large Language Modeling, Artificial Intelligence, Security Testing, Secure Coding, Application Programming Interface (API), Performance Tuning
Beginner · Course · 1 - 4 Weeks
Universidad Austral
Skills you'll gain: Server Side, Node.JS, Back-End Web Development, Restful API, Web Development, MongoDB, Application Deployment, OAuth, Web Servers, Web Applications, Authentications, Application Security, Object-Relational Mapping, NoSQL, Authorization (Computing), Software Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Product Development, Packaging and Labeling, Prototyping, New Product Development, Product Design, Customer Analysis, Production Process, Sustainable Design, Product Testing, Manufacturing Processes, Product Quality (QA/QC), Consumer Behaviour, Market Research, Innovation, Chemistry, Regulatory Compliance, Market Trend
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Exploratory Data Analysis, Generative AI, Analytics, Data Analysis, Extract, Transform, Load, Data Integration, Data Visualization, Predictive Analytics, Data-Driven Decision-Making, Predictive Modeling, Forecasting, Data Transformation, Descriptive Analytics, Data Modeling, Risk Analysis
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Electrical Power, Basic Electrical Systems, Electric Power Systems, Wiring Diagram, Equipment Design, Energy and Utilities, Electronic Components, Sustainable Design, System Requirements, Electrical Safety, Engineering Calculations, Performance Testing, Physical Science, Estimation
Intermediate · Course · 1 - 3 Months
Rice University
Skills you'll gain: Statistical Hypothesis Testing, Regression Analysis, Statistical Analysis, Statistical Modeling, Statistical Inference, Business Analytics, Microsoft Excel, Estimation, Data Analysis, Data Transformation
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Hypothesis Testing, Probability & Statistics, Probability Distribution, Statistical Methods, Statistical Inference, Bayesian Statistics, Sampling (Statistics), Statistical Analysis, Data Ethics, Statistics, Quantitative Research, Data Analysis, Data Science, Sample Size Determination, Descriptive Statistics, Artificial Intelligence
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Safety Standards, Safety Training, Safety Assurance, Hazard Analysis, Equipment Design, Risk Management Framework, Control Systems, Product Testing, Failure Analysis, Automation, Torque (Physics)
Beginner · Course · 1 - 4 Weeks