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: Product Development, Packaging and Labeling, Prototyping, New Product Development, Product Design, Customer Analysis, Production Process, Sustainable Design, Product Testing, Manufacturing Processes, Product Quality (QA/QC), Consumer Behaviour, Market Research, Innovation, Chemistry, Regulatory Compliance, Market Trend
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Planning, Prompt Engineering, Version Control, OpenAI API, Debugging, Google Gemini, Software Design Patterns, Object Oriented Design, Software Testing, Test Tools, GitLab, Responsible AI, Infrastructure as Code (IaC), Application Programming Interface (API), Mobile Development, Front-End Web Development, Back-End Web Development, Application Development, GitHub, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Back-End Web Development, Django (Web Framework), Git (Version Control System), Full-Stack Web Development, API Testing, Server Side, API Design, Application Development, Restful API, Unit Testing, MySQL, User Accounts, Web Applications, Databases
Intermediate · Course · 1 - 4 Weeks

Queen Mary University of London
Skills you'll gain: Qualitative Research, Research Methodologies, Surveys, Science and Research, Data Collection, Focus Group, Research, Market Research, Research Design, Sample Size Determination, Interviewing Skills, Probability & Statistics, Case Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Model Deployment, Data Visualization, Data Ethics, Exploratory Data Analysis, Model Evaluation, Unsupervised Learning, Data Presentation, Tensorflow, Application Deployment, Dimensionality Reduction, MLOps (Machine Learning Operations), Probability Distribution, Apache Spark, Statistical Hypothesis Testing, Supervised Learning, Design Thinking, Data Science, Machine Learning, Python Programming
Advanced · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Experimentation, Research Design, Statistical Methods, Data Science, Data Analysis, Statistical Analysis, Data Modeling, Predictive Modeling, Mathematical Modeling, Probability & Statistics, A/B Testing, Quantitative Research, Machine Learning, Model Evaluation
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Prompt Engineering, AI Personalization, AI Security, Generative AI, Infrastructure as Code (IaC), Legal Risk, Requirements Analysis, Test Tools, Software Testing, ChatGPT, Risk Analysis, Sprint Planning, Software Development Tools, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Automation, Software Documentation, Artificial Intelligence, Software Architecture, Software Development Methodologies
Beginner · Specialization · 3 - 6 Months

Peking University
Skills you'll gain: Oral Comprehension, Literacy, Vocabulary, Language Competency, Grammar
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, AI Security, Cloud Deployment, Customer Insights, Customer Analysis, Kubernetes, Generative AI, Customer Data Management, Big Data, Google Cloud Platform, Test Script Development, Software Development Life Cycle, Cloud Security, Development Testing, Virtual Networking, Application Deployment, DevOps, Application Development, Security Engineering
Intermediate · Specialization · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Process Control, Systems Engineering, System Monitoring, Systems Analysis, Engineering Analysis, Mathematical Modeling, Applied Mathematics, Performance Testing, Differential Equations, Model Evaluation
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Application Security, 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, Information Systems Security, Secure Coding, Security Controls, Exploitation techniques, Software Design Patterns
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Bioinformatics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Statistics, R Programming, Probability & Statistics, Data Preprocessing, Data Analysis, Statistical Inference, Regression Analysis, Data Pipelines, Data Transformation, Logistic Regression
Mixed · Course · 1 - 4 Weeks