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: Blood Collection, Phlebotomy, Medication Administration, Healthcare Ethics, Automated External Defibrillator, Medical Laboratory, Cardiopulmonary Resuscitation (CPR), First Aid, Emergency Medicine, Laboratory Testing, Airway Management, Diagnostic Tests, Health Care, Emergency Response, Dignity in Care, Patient Communication, Patient-centered Care, Critical Thinking and Problem Solving, Decision Making, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Target Audience, Online Advertising, Digital Advertising, Advertising, Advertising Campaigns, Social Media Campaigns, Paid media, Campaign Management, Social Media, Performance marketing, Social Media Management, Bidding, A/B Testing, Lead Generation, Customer Engagement, Brand Awareness
Mixed · Course · 1 - 3 Months

Skills you'll gain: Serverless Computing, Application Programming Interface (API), Containerization, Google Cloud Platform, Google App Engine, Cloud Infrastructure, Cloud Applications, Hybrid Cloud Computing, Cloud Computing, Cloud Computing Architecture, Data Migration, Multi-Cloud, Digital Transformation, Microservices, Virtual Machines, Leadership and Management, Finance
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: AI Security, Exploitation techniques, Open Web Application Security Project (OWASP), Server Side, Application Security, Artificial Intelligence and Machine Learning (AI/ML), Cyber Security Assessment, Large Language Modeling, Generative AI, Cyber Attacks, Data Security, Security Awareness
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Predictive Modeling, Predictive Analytics, Statistical Methods, Data Analysis, Applied Machine Learning, Business Analytics, Statistical Analysis, Machine Learning, Scikit Learn (Machine Learning Library), Machine Learning Algorithms, Data Preprocessing, Big Data, Python Programming, Data Manipulation, Pandas (Python Package), Logistic Regression, NumPy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Remote Access Systems, Network Troubleshooting, Network Administration, Virtual Private Networks (VPN), Hardening, TCP/IP, Cybersecurity, Dynamic Host Configuration Protocol (DHCP), Human Factors (Security), Technical Support and Services, Encryption, Command-Line Interface, Authentications, Wireless Networks
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Test Driven Development (TDD), Continuous Integration, ASP.NET, .NET Framework, Git (Version Control System), C# (Programming Language), Integration Testing, Maintainability, Data Access, Data Integrity, Debugging
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Terraform, Data Validation, Infrastructure as Code (IaC), Acceptance Testing, Google Cloud Platform, Security Controls
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Market Research, Market Analysis, Marketing, Research Methodologies, Research, Research Design, Quantitative Research, Consumer Behaviour, Market Trend, Surveys, Customer Analysis, Qualitative Research, Forecasting, Price Negotiation, Analysis, Product Testing, Data Collection, Sampling (Statistics)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Microservices, Authentications, OAuth, Application Deployment, Integration Testing, Event-Driven Programming, Data Migration, Application Programming Interface (API), Software Architecture, Software Design Patterns, Scalability, Systems Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Object Oriented Design, Debugging, Software Design, User Interface (UI), Apache Maven, Design Thinking, Object Oriented Programming (OOP), Program Development, Build Tools, Integrated Development Environments, Software Development Tools, Eclipse (Software), Data Validation, Version Control, JUnit, Software Development, Git (Version Control System), Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Performance Tuning, Spring Framework, Application Performance Management, Algorithms, JUnit, OS Process Management, Application Frameworks, Programming Principles, Performance Testing, Spring Boot, Computer Architecture
Beginner · Course · 1 - 3 Months