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.

MathWorks
Skills you'll gain: Model Based Systems Engineering, Systems Integration, Engineering Design Process, Engineering Practices, Simulation and Simulation Software, Robotics, Mathematical Modeling, Simulations, Engineering Software, Engineering, Electronic Systems, Mechanical Engineering, Control Systems
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: React Native, User Interface and User Experience (UI/UX) Design, Mobile Development, UI/UX Strategy, Secure Coding, Development Testing, Unit Testing, Security Controls, Software Testing, Authentications, Data Security, Debugging, iOS Development, Mobile Security, Interaction Design, Frontend Performance, Mobile Development Tools, Android Development, Animations, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Vulnerability Assessments, Vulnerability Scanning, Network Protocols, Network Analysis, Network Monitoring, Image Analysis, Virtual Machines, Virtualization and Virtual Machines, Virtual Environment, Open Source Technology, Malware Protection, Command-Line Interface, Software Installation, File Management, Microsoft Windows
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Fine-tuning, Model Deployment, MLOps (Machine Learning Operations), AWS SageMaker, Software Documentation, Data Pipelines, AI Integrations, Tensorflow, Solution Architecture, Model Evaluation, Apache Airflow, Model Optimization, Systems Design, Transfer Learning, Unit Testing, PyTorch (Machine Learning Library), API Design, Cloud Computing, Network Architecture, Deep Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Cloud API, Google Cloud Platform, Natural Language Processing, API Testing, Cloud Applications, JSON, Communication
Beginner · Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Retrieval-Augmented Generation, Agentic Workflows, AI Workflows, AI Orchestration, AI Integrations, Context Engineering, Regulatory Compliance, Responsible AI, Context Management
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Security Testing, Application Design, Exploitation techniques, Event Monitoring, Server Side, Continuous Monitoring, Computer Security Incident Management, System Monitoring, System Configuration
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: User Story, Persona (User Experience), Agile Product Development, Design Thinking, Agile Methodology, Product Development, Team Oriented, User Research, Persona Development, Usability Testing, User Feedback, User Centered Design, Value Propositions, Innovation, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vibe coding, Responsible AI, Prompt Engineering, Prompt Patterns, Software Engineering, Integrated Development Environments, AI Workflows, Software Development, Application Development, Web Applications, UI Components, AI Enablement, Software Design, Code Review, Front-End Web Development, Development Testing, Web Development, Software Testing, Secure Coding, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months
Erasmus University Rotterdam
Skills you'll gain: Data Sharing, Educational Materials, Open Source Technology, General Science and Research, Science and Research, Research, Research Design, Research Methodologies, Peer Review, Data Access, Community Outreach, Ethical Standards And Conduct, Data Store, Interoperability, Metadata Management, Intellectual Property
Mixed · Course · 1 - 3 Months

Skills you'll gain: Persona (User Experience), User Interface (UI), Prompt Engineering, Interaction Design, Usability, User Experience Design, Responsible AI, Human Centered Design, Human Computer Interaction, Design Research, User Flows, Usability Testing, Context Management, Multimodal Prompts, User Research, Prototyping, Technical Communication, User Requirements Documents, Data Ethics, Natural Language Processing
Intermediate · Course · 1 - 3 Months
Starweaver
Skills you'll gain: Financial Modeling, Microsoft Excel, Financial Statement Analysis, Financial Forecasting, Excel Formulas, Revenue Forecasting, Financial Analysis, Business Modeling, Financial Statements, Risk Analysis, Cash Flow Forecasting, Balance Sheet, Forecasting, Data Validation, Income Statement, Cash Flows, Accounting, Working Capital, Operational Excellence
Beginner · Course · 1 - 4 Weeks