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.

Fundação Instituto de Administração
Skills you'll gain: Qualitative Research, Data Collection, Market Research, Analysis, Marketing, Surveys, Research Methodologies, Focus Group, Research, Presentations, Consumer Behaviour, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, API Design, GitHub, Git (Version Control System), Postman API Platform, Application Programming Interface (API), Application Deployment, Node.JS, API Testing, Web Development, Server Side, Full-Stack Web Development, Back-End Web Development, Web Applications, Front-End Web Development
Intermediate · Course · 1 - 4 Weeks

Tencent Cloud
Skills you'll gain: Cloud Development, Cloud-Native Computing, Cloud Applications, Serverless Computing, Cloud Computing, Cloud Infrastructure, Application Development, Cloud API, Microservices, Distributed Computing, Mobile Development Tools, Data Migration, AI Enablement
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Science, Unsupervised Learning, Exploratory Data Analysis, Probability & Statistics, Machine Learning Algorithms, Applied Machine Learning, Classification And Regression Tree (CART), Data Analysis, Python Programming, Random Forest Algorithm, Dimensionality Reduction, Predictive Modeling, NumPy, Regression Analysis, Statistical Analysis, Data Processing, Deep Learning, Pandas (Python Package), Data Visualization, Data Manipulation
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Containerization, Docker (Software), Application Deployment, Cloud Platforms, Cloud Deployment, Cloud Applications, Kubernetes, Amazon Web Services, Cloud Computing, Development Environment, Continuous Deployment, CI/CD, Continuous Integration, DevOps, Scalability
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Interaction Design, User Interface and User Experience (UI/UX) Design, User Experience Design, Usability, Human Computer Interaction, User Centered Design, User Interface (UI) Design, Persona (User Experience), Web Content Accessibility Guidelines, User Flows, Wireframing, Software Design Patterns, User Research, Design Elements And Principles
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Credit Risk, Loans, Environmental Social And Corporate Governance (ESG), Bank Regulations, Risk Management, Derivatives, Financial Analysis, Risk Analysis, Financial Statement Analysis, Investment Management, Financial Market, Portfolio Management, Financial Modeling, Compliance Management, Business Valuation, Economics, Business Modeling, Structural Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Data Pipelines, Debugging, Google Cloud Platform, System Monitoring, Data Integrity, CI/CD, Data Processing, Unit Testing, Performance Tuning, Disaster Recovery
Advanced · Course · 1 - 3 Months

Skills you'll gain: Respiration, Respiratory Care, Pulmonology, Oxygen Therapy, Patient Evaluation, Pulmonary Function Testing, Airway Management, Capillary, Anatomy, Physiology, Patient Treatment, Immunology, Medical Terminology, Diagnostic Tests, Pharmacotherapy, Infectious Diseases
Beginner · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Unix Shell, Shell Script, Bash (Scripting Language), Unix Commands, Unix, Scripting, Scripting Languages, Linux Commands, Command-Line Interface, Linux, File I/O, File Systems, Test Case, Programming Principles, File Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Postman API Platform, API Design, Application Programming Interface (API), API Testing, Authentications, Object-Relational Mapping, Development Environment, Microsoft Development Tools, Microsoft Visual Studio, Web Development Tools, Authorization (Computing), Endpoint Security, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, DevSecOps, Application Security, Security Requirements Analysis, Vulnerability Management, Threat Management, Security Testing, Security Engineering, Secure Coding, Vulnerability Assessments, Penetration Testing, Security Awareness, Security Strategy, DevOps, Technology Roadmaps, Risk Management Framework, Software Development Life Cycle
Intermediate · Course · 1 - 3 Months