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: Identity and Access Management, Endpoint Security, Network Security, Cybersecurity, Threat Detection, Cyber Attacks, Data Security, Cyber Security Strategy, Secure Coding, Firewall, Application Security, Authentications, Infrastructure Security, Security Controls, Authorization (Computing), Security Information and Event Management (SIEM), Data Governance, Security Testing, Virtual Private Networks (VPN)
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Laboratory Testing, Construction, Construction Inspection, Production Process, Construction Management, Manufacturing Operations, Plant Operations and Management, Manufacturing Processes, Civil Engineering, Safety Assurance, Product Testing, Chemical Engineering, Materials science, Structural Engineering, Sustainable Engineering, Manufacturing Standards, Analytical Testing, Chemistry, Water Quality
Advanced · Specialization · 3 - 6 Months

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

LearnKartS
Skills you'll gain: JUnit, Unit Testing, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Test Case, Authentications, Application Security, Cryptography, Object Oriented Programming (OOP), Eclipse (Software), Integrated Development Environments, Encryption, Data Structures, File Management
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Statistical Hypothesis Testing, SPSS, Statistical Analysis, Statistical Methods, Sampling (Statistics), Descriptive Statistics, Correlation Analysis, Regression Analysis, Probability & Statistics, Statistics, Quantitative Research, Data Analysis Software
Mixed · Course · 1 - 3 Months

Skills you'll gain: Angular, Bootstrap (Front-End Framework), JavaScript Frameworks, Authentications, Web Applications, Authorization (Computing), Javascript and jQuery, Security Controls, Web Design and Development, Role-Based Access Control (RBAC), HTML and CSS, TypeScript, Web Development Tools, Responsive Web Design, UI Components, User Interface (UI), Model View Controller, Data Validation, Software Testing, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Unified Modeling Language, JUnit, Object Oriented Programming (OOP), Test Driven Development (TDD), Software Design Patterns, Java, Unit Testing, Software Testing, Java Programming, Software Engineering, Application Design, User Interface and User Experience (UI/UX) Design, Software Design, Software Architecture, API Design, Model View Controller, Software Development, Systems Analysis, Databases
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Linux Commands, Metasploit, Open Web Application Security Project (OWASP), Linux, Penetration Testing, Vulnerability Scanning, Command-Line Interface, Exploitation techniques, Scripting, Vulnerability Assessments, General Networking, Scripting Languages, Cyber Security Assessment, Python Programming, Web Applications, Cybersecurity, Data Ethics, Firewall, Network Security, Computer Networking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Research, Design Thinking, UI/UX Research, Usability Testing, Wireframing, Mockups, User Experience Design, User Interface (UI) Design, Prototyping, Figma (Design Software), User Flows, Persona Development, Scalability
Advanced · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Data Transformation, Extract, Transform, Load, Microsoft Excel, Data Manipulation, Data Cleansing, Data Integration, Data Import/Export, Pivot Tables And Charts, Data Validation, Automation
Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Intellectual Property, Healthcare Industry Knowledge, Pharmaceuticals, Regulation and Legal Compliance, Health Care, Legal Strategy, Health Policy, Medical Science and Research, Business Valuation, Research, Case Studies, Economics
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Diagnostic Tests, Patient Evaluation, Pathology, Physiology, Laboratory Testing, Precision Medicine, Biochemistry, Chronic Diseases, Endocrinology, Treatment Planning, Patient Treatment, Biology, Internal Medicine, Pharmacology, Medical Ultrasonography, Nutrition and Diet, Medical Science and Research, Epidemiology, Clinical Nutrition, Anatomy
Intermediate · Course · 1 - 3 Months