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.

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

Google Cloud
Skills you'll gain: Oracle Databases, Data Integration, Identity and Access Management, Google Cloud Platform, Extract, Transform, Load, Query Languages, SQL, Data Migration, Database Management, Database Architecture and Administration, Data Modeling, Data Security
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Unit Testing, .NET Framework, Integration Testing, Software Testing, Test Case, Development Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Decision Making, Driving engagement, Behavioral Economics, Human Factors, UI/UX Strategy, User Experience, Persona (User Experience), User Centered Design, User Experience Design, Usability Testing, Psychology, Experimentation, Design Strategies, Trustworthiness, Motivational Skills, Social Skills, Behavioral Management, Product Management, Ethical Standards And Conduct, Digital Marketing
Beginner · Course · 1 - 3 Months

Codio
Skills you'll gain: Matplotlib, Statistical Hypothesis Testing, Data Analysis, Statistical Analysis, Data Import/Export, Data Cleansing, Probability & Statistics, Data Manipulation, Descriptive Statistics, Pandas (Python Package), Exploratory Data Analysis, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Computational Logic
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: CI/CD, Kubernetes, Continuous Deployment, Continuous Integration, Google Cloud Platform, Test Automation, Containerization, Cloud Development, Git (Version Control System)
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Hugging Face, Model Evaluation, LLM Application, Large Language Modeling, Model Deployment, Computer Programming, Generative Model Architectures
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

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, Retrieval-Augmented Generation, Model Deployment, AI Enablement, Make.com, Generative Model Architectures, LLM Application, Cloud Deployment, Embeddings, Software Documentation, Unit Testing, Key Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Cloud Deployment, Application Deployment, Amazon S3, Serverless Computing, Artificial Intelligence, Amazon CloudWatch, Amazon DynamoDB, AWS Identity and Access Management (IAM), Natural Language Processing, Integration Testing, Cloud Services, Software Testing
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Precision Medicine, Clinical Trials, Data Analysis, Data-Driven Decision-Making, Analytics, Data Science, Strategic Decision-Making, Root Cause Analysis, Random Forest Algorithm, Treatment Planning, Personalized Service, A/B Testing, Machine Learning, Online Advertising
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Architecture, Cloud Computing Architecture, Cloud Infrastructure, Network Infrastructure, Cloud Platforms, Cloud-Native Computing, Hardware Architecture, Networking Hardware, Virtualization, Risk Management Framework, Interoperability, Software Architecture, Enterprise Architecture, System Configuration
Intermediate · Course · 1 - 4 Weeks