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.

Skills you'll gain: Back-End Web Development, Django (Web Framework), Server Side, Data Migration, Object-Relational Mapping, Full-Stack Web Development, Data Structures, Database Development, Operational Databases, Relational Databases
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Full-Stack Web Development, Jest (JavaScript Testing Framework), Application Deployment, Unit Testing, JavaScript Frameworks, Data Structures, Back-End Web Development, Restful API, Application Programming Interface (API), Development Environment, Javascript, Front-End Web Development
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Reinforcement Learning, Data-Driven Decision-Making, Markov Model, Time Series Analysis and Forecasting, Forecasting, Bayesian Statistics, Data Science, Statistical Methods, Anomaly Detection, Probability Distribution, Machine Learning Methods, Estimation, Statistical Analysis, Sampling (Statistics)
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Database Management Systems, Data Migration, Databases, Amazon Web Services, Data Mapping, Database Design, Cloud Platforms, Cloud Applications
Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: API Design, Application Programming Interface (API), Data Validation, Restful API, API Testing, Application Frameworks, Performance Tuning, Web Development, Software Versioning, Django (Web Framework), Software Documentation, Middleware, Node.JS, Scalability, JSON, Spring Boot, Test Automation
Beginner · Course · 1 - 4 Weeks

Ball State University
Skills you'll gain: Statistical Methods, Probability & Statistics, Statistical Modeling, Statistical Programming, Statistical Analysis, Probability Distribution, Statistical Inference, Bayesian Statistics, Data Science, Sampling (Statistics), Statistical Hypothesis Testing, R Programming, Dimensionality Reduction, Simulations, Statistical Visualization
Build toward a degree
Intermediate · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Algorithms, Computational Thinking, Programming Principles, Data Storage Technologies, Problem Solving, Software Design, Data Manipulation, C and C++, Tree Maps, Complex Problem Solving, Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Debugging, C# (Programming Language), 3D Assets, Video Game Development, Scripting, Software Testing, User Interface (UI), Development Environment, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Data Preprocessing, AWS SageMaker, Data Cleansing, Apache Spark, Extract, Transform, Load, Data Pipelines, Data Transformation, Amazon Web Services, Responsible AI, Data Quality, Data Integrity, Amazon S3, Personally Identifiable Information, Data Security
Intermediate · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Marketing Strategies, Marketing, Customer Analysis, Data-Driven Decision-Making, Analytics, Performance Measurement, Strategic Marketing, Brand Management, Regression Analysis, Consumer Behaviour, Return On Investment, A/B Testing, Statistical Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, Data Analysis Expressions (DAX), Power BI, Microsoft Azure, Microsoft Power Automate/Flow, Dashboard, Workflow Management, Data Integration, Data Modeling, Multi-Tenant Cloud Environments, Enterprise Application Management, Data Visualization Software, Postman API Platform, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Web Services, Simple Object Access Protocol (SOAP), Service Oriented Architecture, API Testing, Verification And Validation, Process Design, API Design, Software Design, Workflow Management, System Testing, Extensible Markup Language (XML), Data Validation, Software Testing, Enterprise Architecture, Secure Coding, Middleware
Mixed · Course · 1 - 4 Weeks