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.

Google Cloud
Skills you'll gain: Serverless Computing, Go (Programming Language), Google Cloud Platform, Cloud Development, Cloud Deployment, Cloud Computing, Functional Testing, Cloud Applications, Web Servers, Server Side, Cloud Storage
Beginner · Project · Less Than 2 Hours

Skills you'll gain: OpenAI API, LLM Application, OpenAI, Generative AI Agents, ChatGPT, Cost Benefit Analysis, Tool Calling, Generative AI, Cloud API, AI Integrations, Application Programming Interface (API), Development Environment, Business Logic, Prompt Engineering, Scalability, Business Analysis, Business Solutions, Scripting, TypeScript, Node.JS
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Recurrent Neural Networks (RNNs), Model Evaluation, Supervised Learning, Feature Engineering, Probability & Statistics, Transfer Learning, NumPy, Matplotlib, Model Training, Model Optimization, Convolutional Neural Networks, Deep Learning, Applied Machine Learning, Statistics, Data Visualization, Keras (Neural Network Library), Statistical Hypothesis Testing, Fine-tuning, Machine Learning Methods, Python Programming
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Generative Model Architectures, GitHub Copilot, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Embeddings, Gemini, Software Development Tools, Fine-tuning, AI Integrations
★ 4.8 (6) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Blockchain, Interoperability, Network Architecture, Solution Architecture, Software Architecture, Infrastructure Architecture, Enterprise Architecture, Cryptography, Identity and Access Management, Emerging Technologies, Quantum computing, Threat Modeling, Systems Integration, Solution Design, Enterprise Security, Scalability, Requirements Analysis, Prototyping
Intermediate · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Statistical Hypothesis Testing, Quantitative Research, Statistical Software, Correlation Analysis, Statistical Analysis, Data Analysis, Probability & Statistics, Analysis, Statistical Methods, Statistical Inference, Statistics, Psychology, Regression Analysis, Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, Authentications, JSON, Security Testing, Authorization (Computing), Java Programming, Scenario Testing, Java, Test Tools
★ 5 (11) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Selenium (Software), Apache Maven, Java, Java Programming, Object Oriented Programming (OOP), Issue Tracking, Build Tools, Test Automation, Behavior-Driven Development, Test Script Development, Test Case, Software Testing, Data Structures, Package and Software Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sampling (Statistics), Data Mining, Statistical Hypothesis Testing, Probability, Statistical Machine Learning, Probability & Statistics, Linear Algebra, Statistical Methods, Statistical Analysis, Statistical Inference, Data Analysis, Probability Distribution, Data Science, Statistics, Machine Learning Methods, Applied Machine Learning, Unsupervised Learning, Machine Learning Algorithms, Machine Learning, Supervised Learning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Test Tools, System Testing, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

Jordan University of Science and Technology
Skills you'll gain: Immunology, Public Health and Disease Prevention, Laboratory Testing, Diagnostic Tests, Public Health, Pathology, Medical Laboratory, Preventative Care, Infectious Diseases, Physiology, General Medicine, Microbiology, Pharmacology, Cell Biology, Oncology
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Lean Six Sigma, Performance Improvement, Statistical Process Controls, Lean Methodologies, Operational Analysis, Process Improvement, Process Improvement and Optimization, Statistical Hypothesis Testing, Quality Improvement, Six Sigma Methodology, Operational Excellence, Business Process, Statistical Methods, Continuous Improvement Process, Innovation, Operations Management, Quality Control, Probability & Statistics, Patient-centered Care, Problem Solving
Intermediate · Course · 1 - 4 Weeks