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.

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Query Languages, Application Development, Google Cloud Platform, Software Development Life Cycle, Software Development Tools, Cloud Applications, Software Testing, Generative AI Agents, Web Applications, Debugging
Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Vulnerability Scanning, Network Security, Network Administration, Network Protocols, Network Analysis, TCP/IP, File Transfer Protocol (FTP), Software Installation, Ubuntu, Command-Line Interface, Open Source Technology
Intermediate · Course · 1 - 4 Weeks

National Taiwan University
Skills you'll gain: Logistic Regression, Sampling (Statistics), Model Evaluation, Statistical Methods, Regression Analysis, Statistical Hypothesis Testing, Statistical Modeling, Statistical Analysis, R Programming, Business Analytics, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Salesforce Development, Salesforce, CI/CD, Software Architecture, Solution Architecture, Continuous Deployment, Systems Architecture, Continuous Integration, Code Review, Relational Databases, Software Technical Review, Integration Testing, Software Design, Software Design Patterns, Database Design, Maintainability, Enterprise Architecture, Diagram Design, System Design and Implementation, Scalability
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Database Management, Operational Databases, Transaction Processing, Data Migration, Amazon Elastic Compute Cloud, NoSQL, Redis, Relational Databases, Data Warehousing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, 3D Assets, 3D Modeling, Game Design, Virtual Environment, Video Game Development, Computer Graphic Techniques, Computer Graphics, Performance Tuning, Animation and Game Design, Frontend Performance, Layout Design, Design Elements And Principles
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Spring Framework, Web Applications, Java Platform Enterprise Edition (J2EE), Java, Authentications, Application Development, Software Design, Database Design, Model View Controller, Databases, Object Oriented Programming (OOP), Hypertext Markup Language (HTML)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Enterprise Resource Planning, Dashboard, Business Intelligence, Data Visualization Software, Workflow Management, Pivot Tables And Charts, Data Import/Export, Extract, Transform, Load, Data Integration, Microsoft Excel, Data Transformation, Data Security, Scripting
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Airflow, Data Migration, Data Pipelines, Cloud Deployment, Data Import/Export, Cloud Development, Development Environment
Intermediate · Project · Less Than 2 Hours

Fractal Analytics
Skills you'll gain: Vector Databases, Data Strategy, Data Management, Data Architecture, Data Security, Data Governance, Generative AI Agents, Metadata Management, Data Ethics, Interoperability, Data Store, Retrieval-Augmented Generation, Embeddings, Taxonomy, Data Storage, Data Processing, Large Language Modeling, Machine Learning, Zero Trust Network Access, Agentic systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, General Networking, Wireless Networks, Cybersecurity, Systems Integration, Interoperability, Emerging Technologies, Software Development Life Cycle, Safety and Security, Systems Development Life Cycle, Systems Design, Automation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Unit Testing, Google Gemini, Debugging, Code Review, Cloud Development, Google Cloud Platform, Integrated Development Environments, Software Testing, Application Development, Software Documentation
Beginner · Course · 1 - 4 Weeks