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: 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

Technical University of Denmark (DTU)
Skills you'll gain: Laboratory Testing, Materials science, Sustainable Technologies, Chemistry, Manufacturing Processes, Electrical Power, Product Lifecycle Management, Technical Standard, Product Testing
Mixed · Course · 1 - 3 Months

Snowflake
Skills you'll gain: Prompt Engineering, Generative AI, LLM Application, Data Engineering, Data Manipulation, Snowflake Schema, Large Language Modeling, Application Deployment, Data Lakes, Data Warehousing, Unstructured Data, SQL, Cloud Development, Natural Language Processing, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure
Beginner · Professional Certificate · 1 - 3 Months

Arizona State University
Skills you'll gain: Statistical Process Controls, Process Control, Quality Assurance, Semiconductors, Verification And Validation, Manufacturing Operations, Manufacturing Processes, Process Improvement, Process Analysis, Product Testing, Test Engineering, Thermal Management, Electronics Engineering, Electronics, Reliability, Performance Testing
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Cyber Threat Intelligence, Responsible AI, Cybersecurity, Threat Detection, Security Information and Event Management (SIEM), Incident Response, Generative AI, AI Product Strategy, Data Ethics, Security Testing, Vulnerability Assessments
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Blockchain, FinTech, Interoperability, Payment Systems, Financial Inclusion, Financial Systems, Cryptography, Digital Assets, Financial Regulation, Banking, Encryption, Computer Security, Governance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Unit Testing, Server Side, Javascript, Debugging, Back-End Web Development, File Systems, Development Testing, Web Applications, JSON
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Boot, Application Development, Application Deployment, Application Frameworks, Software Testing, Test Case, Development Environment, Model View Controller, API Design, Software Development Tools, Java Platform Enterprise Edition (J2EE), UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), JSON, Functional Design, Databases
Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Information Assurance, Encryption, Risk Management Framework, Advanced Encryption Standard (AES), Intrusion Detection and Prevention, Application Security, Vulnerability Scanning, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques
Intermediate · Specialization · 3 - 6 Months
Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Responsible AI, Application Deployment, Amazon Elastic Compute Cloud, Unit Testing, Amazon Web Services, Generative AI, LLM Application, DevOps, Git (Version Control System), CI/CD, Artificial Intelligence, Application Lifecycle Management
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Security Testing, Threat Detection, Exploit development, Git (Version Control System), GitLab, GitHub, Problem Solving
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Clinical Informatics, Decision Support Systems, Solution Design, Health Technology, Health Care, Usability Testing, Interactive Data Visualization, Requirements Elicitation, Electronic Medical Record, Data Capture, User Centered Design
Beginner · Course · 1 - 4 Weeks