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.

Starweaver
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, DevSecOps, Application Security, Cloud Security, Threat Detection, Security Controls, Security Testing, Application Development, Containerization, Software Development, Continuous Monitoring, Cybersecurity, Infrastructure as Code (IaC), Supply Chain, Dependency Analysis
Intermediate · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Generative AI Agents, CrewAI, AI Orchestration, Generative AI, Agentic systems, Prompt Patterns, Tool Calling, LLM Application, Model Deployment, Responsible AI, Scalability, Application Deployment, Collaboration, Data Integration, Job Evaluation, Logical Reasoning
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: User Interface and User Experience (UI/UX) Design, Data Sharing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Data Pipelines, Apache Kafka, Real Time Data, Data Processing, Pandas (Python Package), Data Transformation, SQL, Jupyter, Google Cloud Platform, Analytics, Cloud Storage
Advanced · Course · 1 - 3 Months

Skills you'll gain: UI Components, HTML and CSS, Extensible Markup Language (XML), Cascading Style Sheets (CSS), Verification And Validation, Interactive Design, User Interface (UI), Web Design and Development, Web Content Accessibility Guidelines, Web Development, Web Design, Interaction Design, Data Validation, Debugging, Development Testing, Maintainability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Data Pipelines, Data Migration, Extract, Transform, Load, Cloud Storage, Data Infrastructure, Big Data, Data Processing, Data Lakes, Apache Airflow, Analytics, Data Storage, Data Transformation, Metadata Management, Apache Spark, Automation, Real Time Data, Serverless Computing
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Salesforce Development, Salesforce, CI/CD, Software Architecture, Solution Architecture, Continuous Deployment, Systems Architecture, Continuous Integration, Code Review, Relational Databases, Software Technical Review, Integration Testing, Software Design, Software Design Patterns, Database Design, Maintainability, Enterprise Architecture, Diagram Design, System Design and Implementation, Scalability
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Database Management, Operational Databases, Transaction Processing, Data Migration, Amazon Elastic Compute Cloud, NoSQL, Redis, Relational Databases, Data Warehousing, Scalability
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Vector Databases, Data Strategy, Data Management, Data Architecture, Data Security, Data Governance, Generative AI Agents, Metadata Management, Data Ethics, Interoperability, Data Store, Retrieval-Augmented Generation, Embeddings, Taxonomy, Data Storage, Data Processing, Large Language Modeling, Machine Learning, Zero Trust Network Access, Agentic systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, General Networking, Wireless Networks, Cybersecurity, Systems Integration, Interoperability, Emerging Technologies, Software Development Life Cycle, Safety and Security, Systems Development Life Cycle, Systems Design, Automation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Unit Testing, Google Gemini, Debugging, Code Review, Cloud Development, Google Cloud Platform, Integrated Development Environments, Software Testing, Application Development, Software Documentation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Sharing, Extract, Transform, Load, Cloud Storage, Google Cloud Platform, Data Migration, Data Pipelines, Big Data, Data Infrastructure, Data Warehousing, Data Storage, Data Processing, Data Management, Metadata Management, Automation
Beginner · Course · 1 - 3 Months