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.

Corporate Finance Institute
Skills you'll gain: Star Schema, Data Modeling, Tableau Software, Interactive Data Visualization, Business Intelligence, Extract, Transform, Load, Dashboard, Performance Tuning, Technical Analysis, Database Design, Data Visualization Software, Data Warehousing, Market Data, Data Transformation, Data Presentation, Investment Banking, Exploratory Data Analysis, Tree Maps, Data Storytelling, Data Visualization
Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Statistics, Regression Analysis, Probability, Statistical Hypothesis Testing, Probability Distribution, Statistical Analysis, Statistical Inference, Sampling (Statistics), Combinatorics
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Penetration Testing, MITRE ATT&CK Framework, Open Web Application Security Project (OWASP), Cyber Security Assessment, Metasploit, Public Key Infrastructure, Exploit development, Exploitation techniques, Cybersecurity, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Cryptography, Cyber Threat Intelligence, Mobile Security, Security Testing, Brute-force attacks, Vulnerability Scanning, Network Security, Operating Systems, Encryption
Intermediate · Specialization · 3 - 6 Months

Novartis
Skills you'll gain: Drug Development, Pre-Clinical Development, Pharmacology, Laboratory Testing, Biochemical Assays, Pharmaceutical Terminology, Biochemistry, Verification And Validation, Molecular Biology
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Home Health Care and Assisted Living, Infection Control, Personal protective equipment, Emergency Response, Long Term Care, Patient Communication, Mental Health, Community Health, Public Health, Diagnostic Tests, Infectious Diseases, Policy Development, Education and Training
Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Data Analysis, Statistical Analysis, Data Visualization, Predictive Modeling, Applied Mathematics
Beginner · Course · 1 - 3 Months

S.P. Jain Institute of Management and Research
Skills you'll gain: Descriptive Statistics, Data Analysis, Analytics, Quantitative Research, Sampling (Statistics), Probability & Statistics, Business Analytics, Statistical Analysis, Regression Analysis, Data-Driven Decision-Making, Statistical Hypothesis Testing, Business Analysis, Microsoft Excel, Variance Analysis, Statistical Inference
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Product Management, New Product Development, Agile Product Development, Stakeholder Engagement, Product Development, Product Improvement, Innovation, Product Roadmaps, Design Thinking, Analysis, Customer Insights, Growth Strategies, Product Testing, Communication, Business Modeling, Leadership and Management, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Open Web Application Security Project (OWASP), AI Security, Vulnerability Assessments, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cryptography, Penetration Testing, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Assessment, Malware Protection, Mobile Security, Threat Modeling, Threat Detection, Encryption, Cloud Security, Web Applications, Internet Of Things, Cloud Computing, Network Architecture
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: File I/O, Test Case, Data Validation, Verification And Validation, Scripting, Data Cleansing, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: AI Product Strategy, Product Lifecycle Management, Quality Assurance and Control, Product Quality (QA/QC), Product Management, Release Management, Sales Strategy, New Product Development, Performance Analysis, Responsible AI, Product Improvement, Product Marketing, Generative AI, Key Performance Indicators (KPIs), User Feedback, Risk Management, Data-Driven Decision-Making, Cross-Functional Collaboration
Beginner · Course · 1 - 3 Months