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.

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Sports Medicine, Coaching, Athletic Training, Physical Stamina, Exercise Science, Performance Analysis, Nutrition and Diet, Nutrition Education, Leadership, Automation, Teamwork, Performance Reporting, Injury Prevention, AI Personalization, Collaboration, Innovation, Data Management, Technology Solutions, Health Technology, Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Test Planning, Test Tools, Prompt Engineering, Version Control, Debugging, Google Gemini, Software Design Patterns, Object Oriented Design, Software Testing, Object Oriented Programming (OOP), GitLab, Responsible AI, Infrastructure as Code (IaC), Application Programming Interface (API), Mobile Development, Front-End Web Development, Back-End Web Development, Application Development, GitHub, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Data Storytelling, Web Scraping, Google Sheets, Data Visualization, Data Presentation, Spreadsheet Software, Large Language Modeling, Tableau Software, Data Literacy, Dashboard, LinkedIn, Pandas (Python Package), Time Series Analysis and Forecasting, Probability & Statistics, Extract, Transform, Load, Statistical Analysis, Statistics, Data Manipulation, Data Analysis, Descriptive Statistics
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Bootstrap (Front-End Framework), Debugging, UI Components, Front-End Web Development, Web Design, Semantic Web, Browser Compatibility, Web Development, Web Content Accessibility Guidelines, Web Analytics and SEO, Development Testing, Data Validation, Javascript, Animations
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Containerization, Package and Software Management, Software Testing, Docker (Software), Unit Testing, Scripting, Development Testing, CI/CD, Test Automation, Integration Testing, DevOps, Python Programming, Web Scraping
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Security Testing, DevSecOps, Threat Modeling, Vulnerability Scanning, Continuous Monitoring, Vulnerability Assessments, Application Performance Management, System Monitoring, Development Environment, Data Security, Software Development Life Cycle
Intermediate · Course · 1 - 4 Weeks
University of California San Diego
Skills you'll gain: Statistical Analysis, Experimentation, Usability Testing, A/B Testing, Statistical Hypothesis Testing, Data Analysis, UI/UX Research, R Programming, User Experience, Probability & Statistics, Human Computer Interaction, Statistics, Statistical Modeling, Regression Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Robotic Process Automation, Data Manipulation, Email Automation, Web Scraping, User Interface (UI), Business Process Automation, Automation, UI Components, Test Automation, Workflow Management, Human Computer Interaction, User Interface (UI) Design, Excel Macros, Text Mining, Data Cleansing, Data Import/Export, Software Development Tools, Data Integration, Data Management, Microsoft Excel
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Animation and Game Design, Video Game Development, 3D Assets, Event-Driven Programming, Animations, Game Design, Graphics Software, Computer Graphics, Visualization (Computer Graphics), Interactive Design, Computer Graphic Techniques, Debugging, User Interface (UI), User Interface (UI) Design, UI Components, Program Development, Python Programming, Application Design, Development Environment, Development Testing
Beginner · Specialization · 1 - 3 Months

Imperial College London
Skills you'll gain: Analytical Skills, Correlation Analysis, Regression Analysis, Sampling (Statistics), Statistical Hypothesis Testing, Data Literacy, R (Software), Data Analysis, R Programming, Descriptive Statistics, Statistical Modeling, Biostatistics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistics, Public Health, Statistical Inference, Probability & Statistics, Time Series Analysis and Forecasting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Descriptive Statistics, Feature Engineering, Probability & Statistics, Supervised Learning, Statistical Hypothesis Testing, Exploratory Data Analysis, Box Plots, Regression Analysis, Statistics, Predictive Modeling, Time Series Analysis and Forecasting, Data Science, Histogram, Data Visualization, Statistical Analysis, Forecasting, Database Application, Integrated Development Environments, Computer Networking, Python Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Encryption, Secure Coding, File Management, Cryptography, Python Programming, Programming Principles, Debugging, Scripting, Data Structures
Mixed · Course · 1 - 4 Weeks