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.

Infosec
Skills you'll gain: Prompt Engineering, ChatGPT, Security Testing, AI Security, Responsible AI, API Testing, AI Integrations, Penetration Testing, OpenAI, Exploitation techniques, Vulnerability Scanning, Generative AI
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Chronic Diseases, Pulmonology, Patient Education And Counseling, Patient Evaluation, Respiratory Care, Pulmonary Function Testing, Respiratory Therapy, Respiration, Patient Education and Support, Diagnostic Tests, Clinical Assessment, Care Management, Public Health and Disease Prevention, Medication Therapy Management, Preventative Care, Patient Treatment, Pharmacotherapy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: GIS Software, Model Evaluation, Geographic Information Systems, Extract, Transform, Load, Spatial Analysis, Data Visualization, Spatial Data Analysis, Geospatial Mapping, Data Pipelines, Geospatial Information and Technology, Apache Airflow, Geostatistics, Interactive Data Visualization, Scientific Visualization, Data Visualization Software, Cloud Computing, Leaflet (Software), Environmental Monitoring, Pandas (Python Package), Python Programming
Beginner · Specialization · 3 - 6 Months

Saïd Business School, University of Oxford
Skills you'll gain: FinTech, Financial Inclusion, Financial Services, Data Sharing, Financial Regulation, Financial Systems, Application Programming Interface (API), Financial Data, Banking, Financial Regulations, International Finance, Law, Regulation, and Compliance, Data Governance, Finance, Interoperability, Design Strategies, Regulatory Requirements, Strategic Thinking, Innovation, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Leaflet (Software), Data Visualization, Extract, Transform, Load, Interactive Data Visualization, Datamaps, Data Pipelines, Analytical Skills, Data Presentation, Amazon S3, Dashboard Creation, Amazon Web Services, Spatial Data Analysis, Heat Maps, Apache Airflow, GIS Software, Geographic Information Systems, Metadata Management, Technical Documentation, Geospatial Mapping, Cloud Computing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Statistical Process Controls, Six Sigma Methodology, Statistical Hypothesis Testing, Lean Six Sigma, Statistical Analysis, Continuous Improvement Process, Data Analysis, Analysis, Process Analysis, Process Improvement, Quality Improvement, Statistical Methods, Quality Monitoring, Quality Control, Process Improvement and Optimization, Root Cause Analysis, Data-Driven Decision-Making, Statistics, Statistical Inference
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Data Pipelines, Real Time Data, Google Cloud Platform, Dataflow, Data Warehousing, Dashboard Creation, Data Preprocessing, Data Governance, Tensorflow, Big Data, Feature Engineering, Data Lakes, Dashboard, Extract, Transform, Load, Apache Spark, Metadata Management, Apache Hadoop, MLOps (Machine Learning Operations), Data Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, Large Language Modeling, LLM Application, Cybersecurity, Prompt Engineering, Threat Modeling, Cyber Security Assessment, Application Security, Vulnerability Assessments, Security Testing, Network Security, Exploitation techniques
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Technical Documentation, Restful API, JSON, Software Design
Beginner · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Microsoft Power Platform, Application Deployment, Application Development, Microsoft 365, Data Modeling, Data-Driven Decision-Making, Project Design, Software Design, Product Planning, Project Planning, Product Testing, Software Development, Software Architecture
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Hypothesis Testing, Experimentation, Research Design, Statistical Methods, Statistical Analysis, Data Ethics, General Science and Research, Statistical Modeling, Data Science, Data Analysis, Quantitative Research, Regression Analysis, Statistical Inference, Probability & Statistics, Mathematical Modeling, Linear Algebra, Calculus
Build toward a degree
Intermediate · Course · 1 - 4 Weeks