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.

Microsoft
Skills you'll gain: Data Structures, Generative AI, Test Driven Development (TDD), Integration Testing, Cloud Deployment, Development Testing, Python Programming, Object Oriented Programming (OOP), Serverless Computing, Cloud Computing, Microsoft Azure, Graph Theory, Software Documentation, Object Oriented Design, Maintainability, Code Review, Software Design, Application Deployment
★ 4.1 (27) · Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Unified Modeling Language, Model View Controller, Object Oriented Programming (OOP), Object Oriented Design, Software Design Patterns, Debugging, Software Architecture, Software Design, Java Programming, Computer Programming, Software Testing, Other Programming Languages
★ 4.8 (191) · Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Data Visualization, Statistical Inference, Statistical Hypothesis Testing, Data-Driven Decision-Making, Descriptive Statistics, Statistical Analysis, Statistical Methods, Sampling (Statistics), Excel Formulas, Spreadsheet Software, Box Plots, Time Series Analysis and Forecasting, Data Analysis Software, Statistical Modeling, Advanced Analytics, Financial Forecasting, Probability Distribution, Descriptive Analytics, Variance Analysis, Predictive Modeling
★ 4.7 (138) · Beginner · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: HVAC, Occupational Hygiene, Cleanliness, Building Services Engineering, Pollution Prevention, Environmental Monitoring, Infection Control, Occupational Health, Safety Standards, Environment Health And Safety, Risk Control, Radiation Protection, Thermal Management, Respiratory Care, Mechanical Ventilation, Health Assessment, Public Health and Disease Prevention, Analytical Testing, Microbiology
★ 4.7 (695) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Performance Tuning, Postman API Platform, Restful API, Application Programming Interface (API), Data Validation, Authentications, Frontend Integration, React.js, API Testing, Authorization (Computing), Secure Coding, Object-Relational Mapping, API Design, Scalability, JavaScript Frameworks, JSON, Test Tools, Web Development, Python Programming
★ 4.6 (163) · Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Feature Engineering, Exploratory Data Analysis, Pandas (Python Package), Scikit Learn (Machine Learning Library), Data Manipulation, Applied Machine Learning, NumPy, Statistical Machine Learning, Classification Algorithms, Data Preprocessing, Data Processing, Data Wrangling, Python Programming, Regression Analysis, Predictive Modeling, Machine Learning Algorithms, Machine Learning, Model Evaluation, Data Science, Statistical Hypothesis Testing
★ 3.7 (62) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Usability Testing, Product Lifecycle Management, Product Management, Product Planning, Product Roadmaps, Agile Product Development, Product Development, New Product Development, Competitive Analysis, Market Analysis, Product Requirements, Business Strategy, Demand Generation, Product Strategy, Marketing Planning, Marketing Collateral, Growth Strategies
★ 4.6 (83) · Advanced · Course · 1 - 3 Months

University of London
Skills you'll gain: Virtual Reality, Video Game Development, Augmented and Virtual Reality (AR/VR), Game Design, Prototyping, Virtual Environment, Storyboarding, Usability Testing, Conceptual Design, Interaction Design, Computer Graphic Techniques, Data Ethics, Development Testing
★ 4.5 (91) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Feature Engineering, Model Deployment, Data Ethics, Exploratory Data Analysis, Model Evaluation, Unsupervised Learning, Data Presentation, Tensorflow, Application Deployment, Dimensionality Reduction, MLOps (Machine Learning Operations), Model Training, Probability Distribution, Apache Spark, Statistical Hypothesis Testing, Design Thinking, Market Opportunities, Data Science, Machine Learning, Python Programming
★ 4.4 (386) · Advanced · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Business Analytics, Statistics, Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Data Literacy, Analytics, Statistical Methods, Statistical Software, Predictive Analytics, Data-Driven Decision-Making, Regression Analysis, Statistical Analysis, Predictive Modeling, Probability & Statistics, Estimation, Statistical Reporting, Microsoft Excel, Forecasting, Sampling (Statistics)
★ 4.8 (879) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Logistic Regression, Descriptive Statistics, Exploratory Data Analysis, Regression Analysis, Model Evaluation, Statistical Methods, R Programming, Statistical Modeling, Predictive Modeling, Statistical Analysis, Biostatistics, Statistical Software, Predictive Analytics, Probability & Statistics, R (Software), Data Preprocessing, Public Health
★ 4.8 (368) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Seaborn, Data Storytelling, Data Visualization, Data Presentation, Data Integration, A/B Testing, Data Import/Export, Statistical Hypothesis Testing, Text Mining, Data-Driven Decision-Making, Git (Version Control System), Matplotlib, Pandas (Python Package), Version Control, GitHub, Social Media Analytics, Statistical Analysis, Exploratory Data Analysis, Jupyter, NumPy
★ 4.3 (96) · Beginner · Specialization · 1 - 3 Months