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: Bash (Scripting Language), Network Monitoring, Exploit development, System Configuration, Digital Forensics, Virtualization
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Preventative Care, Patient Education And Counseling, Pharmacology, Contraindication, Bloodborne Pathogens, Drug Interaction, Health Promotion, Primary Care, Health Disparities, Medication Therapy Management, Clinical Pharmacy, Public Health, Community Health, Patient Advocacy, Clinical Assessment, Epidemiology, Patient Communication, Diagnostic Tests
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Java, Java Programming, Dependency Analysis, Docker (Software), JSON, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), CI/CD, Model View Controller, User Acceptance Testing (UAT), Continuous Integration, Cucumber (Software), Postman API Platform, Ansible, Software Testing, OAuth, Web Development Tools, Behavior-Driven Development, Application Performance Management, Prometheus (Software), Authentications, Test Driven Development (TDD), Package and Software Management, Cloud API, Javascript, Software Engineering
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cross-Channel Marketing, Content Marketing, Marketing Analytics, Data Ethics, Marketing Effectiveness, Data-Driven Decision-Making, Marketing Strategies, Personalized Service, Marketing Automation, Content Strategy, Adobe Express, AI Personalization, Advertising Campaigns, Driving engagement, Social Media, Emerging Technologies, Market Research, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Research, Science and Research, Scientific Methods, Analysis, Systems Analysis, Biology, Integration Testing, Bioinformatics, Research Design, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, Browser Compatibility, JUnit, Object Oriented Programming (OOP), Test Data, Integration Testing, Java Programming, Test Case, Test Execution Engine, Software Testing
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Dataflow, Data Pipelines, Apache Spark, Serverless Computing, Apache Airflow, Data Lakes, Extract, Transform, Load, Google Cloud Platform, Apache Hadoop, Data Processing, Big Data, Data Warehousing, Data Integration, Cloud Storage, Data Quality, Data Transformation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Secure Coding, Penetration Testing, Front-End Web Development, Application Development, Application Design, Security Testing, Application Security, Development Environment, Web Development, Software Development Tools, Cyber Security Assessment, Payment Systems, Continuous Monitoring, Authorization (Computing), User Interface (UI), Incident Response, Role-Based Access Control (RBAC), Application Deployment, Transaction Processing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Development Life Cycle, Quality Management, Scrum (Software Development), Business Analysis, Requirements Management, Risk Management, Project Management, Project Risk Management, Business Process Improvement, Project Planning, Agile Methodology, User Acceptance Testing (UAT)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), GitHub, Git (Version Control System), Version Control, CI/CD, File I/O, Object Oriented Programming (OOP), Test Automation, JUnit, Test Data, Unit Testing, Test Case, Regression Testing, Web Development Tools, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Research, Internet Of Things, Usability Testing, Prototyping, Design Thinking, Ideation, Automation, Advanced Analytics, User Experience Design, Big Data, User Centered Design, IT Security Architecture, Interaction Design, Data-Driven Decision-Making, Human Centered Design, Data Management, Robotics, Control Systems, Hardware Architecture, Manufacturing Processes
Beginner · Specialization · 1 - 3 Months