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.

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Public Key Infrastructure, Cybersecurity, Cryptography, Cryptographic Protocols, Exploitation techniques, Security Testing, Encryption, Technical Writing, Test Tools, Human Factors (Security), Technical Communication
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Driven Development (TDD), Debugging, Software Testing, Performance Testing, Unit Testing, Test Engineering, System Testing, Test Tools, Test Automation, Testability, Integration Testing, Performance Stress Testing, .NET Framework, Performance Tuning, Software Development Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Automation, Unit Testing, Software Testing, Test Script Development, Verification And Validation, Test Tools, Test Case, Development Testing, Scenario Testing, Automation, Software Development, Debugging
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, JSON, Test Automation, Test Script Development, Application Programming Interface (API), Restful API, Software Testing, Test Tools, Integration Testing, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Penetration Testing, Metasploit, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Cyber Threat Intelligence, Generative AI, Security Testing, Responsible AI, AI Integrations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, API Testing, React.js, Containerization, Cloud Deployment, API Gateway, Software Documentation, Amazon Web Services, Front-End Web Development, Application Programming Interface (API), Software Testing, Middleware, Test Automation, Technical Documentation
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Usability Testing, Usability, Software Testing, Software Quality (SQA/SQC), Test Planning, Human Centered Design, Technical Communication, User Experience Design, User Research, UI/UX Research, User Centered Design, Report Writing, Web Content Accessibility Guidelines, Stakeholder Engagement
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Structural Engineering, Construction Inspection, Acceptance Testing, Process Validation, Construction Engineering, Engineering Practices, Construction Estimating, Construction, Civil Engineering, Finite Element Methods, Engineering Analysis, Simulation and Simulation Software, Safety Standards
Advanced · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Surveys, UI/UX Research, User Research, Survey Creation, A/B Testing, Web Analytics, User Experience, Qualitative Research, Usability Testing, Research Methodologies, Web Analytics and SEO, Data Collection, Research Design, Sample Size Determination
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Continuous Monitoring, Cyber Security Assessment, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Vulnerability Scanning, Software Testing, Security Controls, System Monitoring, White-Box Testing, Threat Detection, IT General Controls (ITGC)
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Continuous Integration, CI/CD, Selenium (Software), Test Script Development, OAuth, Software Testing, Development Environment, Application Programming Interface (API), Test Case, Test Tools, Web Development Tools, Git (Version Control System), Restful API, Software Installation
Intermediate · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Unit Testing, Angular, Software Testing, Development Testing, Test Case, Frontend Performance, Software Architecture, Software Design, Application Programming Interface (API), Restful API, Frontend Integration, Performance Tuning, Enterprise Architecture, Service Oriented Architecture, Authentications, Authorization (Computing), Scalability, TypeScript, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks