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: Threat Modeling, IT Security Architecture, Secure Coding, Application Security, Security Testing, Security Strategy, Security Requirements Analysis, Software Development Methodologies, Software Development Life Cycle, Systems Architecture, DevSecOps, Cyber Security Strategy, Penetration Testing, Business Risk Management, Compliance Management
Beginner · Course · 1 - 4 Weeks

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

EDUCBA
Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Unix, Scripting, Scripting Languages, Linux Commands, Command-Line Interface, Linux, File I/O, File Systems, Programming Principles, File Management
Intermediate · Course · 1 - 3 Months
Skills you'll gain: User Experience Design, Data Storytelling, User Centered Design, Usability Testing, Product Improvement, Customer experience strategy (CX), User Research, Design Research, Figma (Design Software), User Feedback, Wireframing, Storytelling, Prioritization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Integrated Development Environments, Web Applications, Development Environment, Django (Web Framework), Software Testing, Web Development, Program Development, Software Development Methodologies, Software Architecture, Scripting, Python Programming
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Microsoft SQL Servers, SQL, Database Management, Databases, Data Integration, Managed Services, Data Migration, Cloud Services
Intermediate · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: Predictive Modeling, Predictive Analytics, Statistical Methods, Data Analysis, Applied Machine Learning, Business Analytics, Statistical Analysis, Machine Learning, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Data Preprocessing, Big Data, Python Programming, Data Manipulation, Pandas (Python Package), Logistic Regression, NumPy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Containerization, Microservices, Authentications, OAuth, Application Deployment, Integration Testing, Event-Driven Programming, Data Migration, Application Programming Interface (API), Software Architecture, Software Design Patterns, Scalability, Systems Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Debugging, Apple Xcode, Swift Programming, Integrated Development Environments, Apple iOS, Software Testing, Unit Testing, Application Programming Interface (API), Network Troubleshooting, Code Review
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Sampling (Statistics), Matplotlib, Data Analysis, Data Mining, Statistical Analysis, Statistical Hypothesis Testing, NumPy, Pandas (Python Package), Probability Distribution, Dimensionality Reduction, Model Evaluation, R Programming, Probability, Python Programming, Scikit Learn (Machine Learning Library), Data Preprocessing, Linear Algebra, Applied Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: API Design, Restful API, Application Programming Interface (API), Test Automation, Data Mapping, Application Deployment, Cloud Deployment, Salesforce, Robotic Process Automation, Business Process Automation, Software Testing, Data Integration, API Testing, Architectural Design, Software Development Tools, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 3 - 6 Months
Skills you'll gain: Generative AI, Financial Forecasting, Predictive Modeling, Financial Data, Market Data, Predictive Analytics, Financial Analysis, Portfolio Management, Advanced Analytics, Risk Management, Investment Management, Risk Analysis, Spreadsheet Software, Financial Reporting, Interactive Data Visualization, Analysis, Power BI, Automation
Beginner · Course · 1 - 4 Weeks