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.

Packt
Skills you'll gain: Retrieval-Augmented Generation, Large Language Modeling, Hugging Face, MLOps (Machine Learning Operations), OpenAI, Prompt Engineering, Model Deployment, AWS SageMaker, Extract, Transform, Load, Embeddings, Data Pipelines, CI/CD, Vector Databases, Model Evaluation
Beginner · Course · 1 - 3 Months
Skills you'll gain: Scenario Testing, Energy and Utilities, Mathematical Modeling, Predictive Analytics, Experimentation, Laboratory Experience, Google Gemini, Predictive Modeling, Data-Driven Decision-Making, Forecasting, Data Modeling, Analytics, 3D Modeling, Simulation and Simulation Software, Simulations, Waste Minimization, Sustainable Technologies, Data Visualization, Artificial Intelligence, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks

Alibaba Cloud Academy
Skills you'll gain: Serverless Computing, Cloud-Native Computing, Kubernetes, Cloud Management, DevOps, Containerization, Cloud Deployment, Cloud Applications, Application Deployment, Cloud Services, Cloud Security, Data Migration, Scalability
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Nutritional Assessment, Health Assessment, Diagnostic Tests, Physiology, Endocrinology, Biochemistry, Laboratory Testing, Pathology, Nutrition and Diet, Clinical Nutrition, Life Sciences, Biology, Systems Analysis, Molecular Biology
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Scripting, Python Programming, Programming Principles, Development Environment, Virtual Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), Bootstrap (Front-End Framework), Blockchain, User Interface (UI) Design, Front-End Web Development, Debugging, Full-Stack Web Development, Animations, Web Applications, Javascript, Test Script Development
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Blockchain, User Interface and User Experience (UI/UX) Design, Cryptography, Secure Coding, Application Security, Web Development Tools, React Redux, Encryption, User Experience Design, Key Management, Application Design, Cryptographic Protocols, Application Development, Web Applications, Software Development Tools, Legal Technology, Vulnerability Assessments, Frontend Integration, Data Security, Interoperability
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: API Design, Restful API, Application Programming Interface (API), Test Automation, Data Mapping, Application Deployment, Cloud Deployment, Salesforce, Robotic Process Automation, Business Process Automation, Software Testing, Data Integration, API Testing, Architectural Design, Software Development Tools, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Open Web Application Security Project (OWASP), API Design, Application Programming Interface (API), Application Security, Secure Coding, Security Testing, Threat Modeling, Security Controls, Vulnerability Assessments, Authorization (Computing), Cryptography, Authentications, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, MITRE ATT&CK Framework, Penetration Testing, Incident Response, Cyber Threat Hunting, Cybersecurity, Cyber Threat Intelligence, DevSecOps, Digital Forensics, Cloud Security, Patch Management, Cyber Security Assessment, Exploitation techniques, Network Security, Computer Security Incident Management, Business Continuity, Cryptography, Responsible AI, DevOps, Disaster Recovery
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Debugging, Apple Xcode, Swift Programming, Integrated Development Environments, Apple iOS, Software Testing, Unit Testing, Application Programming Interface (API), Network Troubleshooting, Code Review
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Plot (Graphics), Pandas (Python Package), Scientific Visualization, Data Manipulation, Scatter Plots, Machine Learning, Data Science, Data Analysis Software, Histogram, Numerical Analysis, Linear Algebra, Probability Distribution, Classification Algorithms, Regression Analysis
Beginner · Course · 1 - 3 Months