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: Data Pipelines, Real Time Data, Google Cloud Platform, Extract, Transform, Load, Data Integration, Data Processing, Data Architecture, Analytics, Data Transformation
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Digital Transformation, IT Service Management, Information Technology Infrastructure Library, Service Management, Interoperability, Business Transformation, Data Strategy, DevOps, Information Systems Security, Cybersecurity, Systems Integration, Innovation, Application Programming Interface (API), Service Design, Service Level, Organizational Strategy, Mobile Banking, Social Media, E-Commerce, Business Modeling
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), Web Components, UI Components, Web Development, Front-End Web Development, Mobile Development, JavaScript Frameworks, Test Case
Beginner · Specialization · 3 - 6 Months

MedCerts
Skills you'll gain: Pulmonology, Medical Terminology, Cardiology, Respiratory Therapy, Medical Records, Immunology, Pathology, Hematology, Anatomy, Diagnostic Tests, Electocardiography, Laboratory Testing, Physiology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Vulnerability Scanning, Cybersecurity, Vulnerability Assessments, Network Analysis, Exploitation techniques, Linux, Virtual Machines, Operating Systems
Mixed · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: API Design, Application Programming Interface (API), Postman API Platform, Restful API, API Testing, Application Deployment, CI/CD, Application Lifecycle Management, Software Documentation, Application Performance Management, Microservices
Beginner · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Programming Principles, Debugging, Computational Thinking, Computer Programming, Algorithms, Program Development, Computational Logic, Python Programming, Integrated Development Environments, Development Environment, Software Testing
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Laboratory Testing, Laboratory Techniques, Diagnostic Tests, Endocrinology, Clinical Laboratory Science, Biochemistry, Nephrology, Specimen Collection, Urinalysis, Specimen Preparation, Physiology, Arterial Blood Gas Analysis
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Test Case, Test Planning, Test Automation, System Testing, Test Engineering, Continuous Integration, Acceptance Testing, Test Tools, CI/CD, Continuous Delivery, Regression Testing, Quality Assurance, Software Development Tools, Software Engineering Tools
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Deployment, Google Cloud Platform, Cloud Deployment, Cloud Infrastructure, Hardware Architecture, Infrastructure Architecture, AI Workflows, Cloud Computing Architecture, Performance Tuning, Computer Hardware, MLOps (Machine Learning Operations), Cloud Platforms, Computing Platforms, Interoperability, Artificial Intelligence, Product Demonstration, Performance Improvement, Benchmarking, Systems Architecture
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Vulnerability Scanning, Penetration Testing, MITRE ATT&CK Framework, Metasploit, Vulnerability Assessments, Security Testing, Open Web Application Security Project (OWASP), Exploitation techniques, Brute-force attacks, Virtual Machines, Software Documentation, Technical Documentation, Microsoft Windows, Windows PowerShell, Linux Commands, Scripting, Remote Access Systems
Intermediate · Course · 3 - 6 Months