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.

Peking University
Skills you'll gain: Oral Comprehension, Literacy, Vocabulary, Language Competency, Grammar, Language Learning
Intermediate · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Performance Testing, Application Programming Interface (API), Test Tools, Software Testing, Application Performance Management, Test Planning, System Testing, Scripting, User Acceptance Testing (UAT), Simulations, Scalability
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: IT Security Architecture, Computer Security Incident Management, Network Security, Incident Response, Cryptography, Security Requirements Analysis, Penetration Testing, Information Systems Security, Cybersecurity, Threat Detection, Cloud Security, Vulnerability Assessments, Threat Modeling, IT Management, Encryption, Vulnerability Management, Exploitation techniques, Data Security, Security Management, Personally Identifiable Information
Beginner · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Descriptive Statistics, Exploratory Data Analysis, Regression Analysis, Statistics, R Programming, Predictive Modeling, Statistical Analysis, Feature Engineering, Probability & Statistics, Data Wrangling, Statistical Inference, R (Software), Data Cleansing, Public Health
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, Continuous Integration, Software Testing, Test Case, .NET Framework, CI/CD, Test Driven Development (TDD), Test Data, Test Automation, Microsoft Visual Studio
Intermediate · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Music, Multimedia, Design, Web Content Accessibility Guidelines, Usability Testing, Design Thinking, User Experience Design, Human Centered Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Web Scraping, Apache, Test Case, Javascript and jQuery, Browser Compatibility, Data Structures
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, JSON, React.js, Jest (JavaScript Testing Framework), Hypertext Markup Language (HTML), Javascript, Bootstrap (Front-End Framework), Ajax, Web Design, Web Development Tools, Web Design and Development, Cascading Style Sheets (CSS), Unit Testing, UI Components, User Interface and User Experience (UI/UX) Design, Web Development, Front-End Web Development, Mobile Development, JavaScript Frameworks
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Infectious Diseases, Risk Analysis, Public Health, Investigation, Case Studies, Laboratory Testing, Statistical Analysis, Research Methodologies, Statistics, Report Writing
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Responsible AI, Infrastructure as Code (IaC), Amazon CloudWatch, Application Deployment, Amazon Elastic Compute Cloud, CI/CD, AWS CloudFormation, Unit Testing, Continuous Deployment, Continuous Integration, DevOps, Generative AI, DevSecOps, Code Review, Amazon Web Services, Serverless Computing, Containerization, Data Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Feature Engineering, Exploratory Data Analysis, Pandas (Python Package), Scikit Learn (Machine Learning Library), Data Manipulation, NumPy, Data Analysis, Python Programming, Regression Analysis, Predictive Modeling, Machine Learning, Classification And Regression Tree (CART), Data Science, Statistical Hypothesis Testing, Supervised Learning, Statistical Methods, Programming Principles, Data Structures
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Angular, Test Driven Development (TDD), Unit Testing, HTML and CSS, Web Development, Software Testing, Cascading Style Sheets (CSS), Web Applications, Front-End Web Development, JavaScript Frameworks, Integration Testing, Development Environment, UI Components, Javascript, Data Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks