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: Statistical Hypothesis Testing, Sampling (Statistics), Statistical Modeling, Statistical Methods, Statistical Inference, Bayesian Statistics, Data Visualization, Statistics, Matplotlib, Statistical Visualization, Statistical Software, Probability & Statistics, Statistical Analysis, Jupyter, Statistical Programming, Regression Analysis, Data Visualization Software, Predictive Modeling, Data Analysis, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Object-Relational Mapping, Google Cloud Platform, Simple Object Access Protocol (SOAP), Development Environment, Systems Architecture, Back-End Web Development, YAML, Restful API, Service Oriented Architecture, Load Balancing, Configuration Management
Intermediate · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Statistical Hypothesis Testing, Statistics, Scientific Methods, Quantitative Research, Data Analysis Software
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Machines, OpenShift, VMware ESX Servers, Virtualization, Cloud Infrastructure, Kubernetes, Data Migration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Technical Documentation, Information Systems Security, Cybersecurity, Virtual Machines, System Configuration, Virtual Environment, Linux, Network Analysis
Intermediate · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Validation, Object Oriented Programming (OOP), Build Tools, Verification And Validation, Debugging, Software Design Patterns, Development Environment, Business Logic, Software Testing, Unit Testing, Data Structures, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Malware Protection, Cyber Threat Intelligence, Exploitation techniques, Cybersecurity, Threat Detection, Email Security, Vulnerability Assessments, Human Factors (Security), Network Analysis
Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Statistical Hypothesis Testing, Sampling (Statistics), Regression Analysis, Bayesian Statistics, Statistical Analysis, Probability & Statistics, Statistical Inference, Statistical Methods, Statistical Modeling, Linear Algebra, Probability, R Programming, Biostatistics, Data Science, Statistics, Probability Distribution, Mathematical Modeling, Data Analysis, Applied Mathematics, Predictive Modeling
Advanced · Specialization · 3 - 6 Months

California Institute of the Arts
Skills you'll gain: Information Architecture, Persona (User Experience), UI/UX Strategy, Web Design, User Experience, Wireframing, User Research, User Centered Design, Mockups, Usability Testing, Requirements Analysis, Target Audience, Agile Methodology
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Unix Commands, Biostatistics, Exploratory Data Analysis, Statistical Analysis, Unix, Data Science, Data Management, Statistical Methods, Command-Line Interface, Statistical Hypothesis Testing, Linux Commands, Data Analysis Software, Data Quality, Statistical Modeling, Data Structures, Data Analysis, Molecular Biology, R Programming, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Microsoft Visual Studio, Debugging, .NET Framework, Object-Relational Mapping, Full-Stack Web Development, Development Environment, Software Testing, Application Development, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Object Oriented Programming (OOP), Computer Programming, Python Programming, Algorithms, Data Structures, Computer Science, Computational Thinking, Maintainability, Software Testing, Performance Testing
Beginner · Course · 1 - 3 Months