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 Washington
Skills you'll gain: Web Content Accessibility Guidelines, Browser Compatibility, User Story, HTML and CSS, GitHub, Microsoft Copilot, Web Development, Web Design and Development, Web Design, Application Deployment, Responsive Web Design, Git (Version Control System), AI Workflows, Front-End Web Development, Development Testing, Debugging, User Requirements Documents, Functional Requirement, Semantic Web
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Serverless Computing, Containerization, Amazon Web Services, Data Migration, Amazon DynamoDB, Docker (Software), Amazon Redshift, Database Systems, Databases, Cloud-Native Computing, Cloud Engineering, Kubernetes, AWS Identity and Access Management (IAM), Operational Databases, Amazon Elastic Compute Cloud, Database Management, Performance Tuning, AWS CloudFormation, Amazon CloudWatch, Cloud Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, IT Security Architecture, Identity and Access Management, Continuous Monitoring, Network Security, Computer Security Incident Management, Security Awareness, Information Systems Security, Security Information and Event Management (SIEM), Application Security, Disaster Recovery, Security Controls, Cloud Security, Infrastructure Security, Security Strategy, Data Security, Systems Architecture, Threat Detection, Cyber Governance
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Performance Management, Network Monitoring, Performance Tuning, Virtual Networking, Google Cloud Platform, Performance Testing, Network Analysis, Hardware Architecture, Intranet
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Cloud Computing Architecture, Cloud Security, Cyber Threat Intelligence, Vulnerability Assessments, Cyber Attacks, Cloud Computing, Zero Trust Network Access, Cybersecurity, Network Security, Cloud Deployment, Infrastructure Security, Mobile Security, Disaster Recovery
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Go (Programming Language), Package and Software Management, Data Structures, Debugging, Software Testing, Programming Principles, Unit Testing, Object Oriented Programming (OOP), File Management, Performance Tuning, Software Design Patterns, Context Management, Embeddings
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Control, Risk Management, Compliance Reporting, Risk Mitigation, Risk Analysis, Business Risk Management, Internal Controls, Continuous Monitoring, Data Management, Key Performance Indicators (KPIs), Stakeholder Communications
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Vulnerability Scanning, Cyber Security Assessment, Active Directory, Web Applications, Brute-force attacks, Microsoft Windows, Cryptographic Protocols, Bash (Scripting Language), Command-Line Interface, Shell Script, Apache Tomcat, Scripting, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Load Balancing, Firewall, Performance Testing, Web Servers, Virtual Machines, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Security Controls
Intermediate · Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Sharing, Interoperability, Information Architecture, Technical Documentation, Data Management, Data Validation, Document Management
Beginner · Course · 1 - 4 Weeks

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, User Interface (UI), User Interface (UI) Design, UI Components, Program Development, Python Programming, Application Design, Development Environment, Debugging, Development Testing
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: User Interface (UI), Bootstrap (Front-End Framework), Blockchain, User Interface (UI) Design, Front-End Web Development, Debugging, Full-Stack Web Development, Animations, Web Applications, Javascript, Test Script Development
Advanced · Course · 1 - 3 Months