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: Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Cybersecurity, Threat Detection, Exploitation techniques, Data Encryption Standard, Threat Modeling, Security Awareness, Cryptography, Cyber Attacks, Data Security, Databases, Malware Protection, Penetration Testing, AI Security, Vulnerability Assessments, Application Security, Security Engineering, Artificial Intelligence, SQL
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Server Side, Restful API, Ajax, Full-Stack Web Development, API Design, Node.JS, Postman API Platform, Web Applications, Application Programming Interface (API), Back-End Web Development, Web Servers, Web Development Tools, API Testing, Web Development, Javascript, Front-End Web Development, JSON, Middleware
Advanced · Course · 1 - 3 Months
Skills you'll gain: Credit Risk, Derivatives, Portfolio Risk, Financial Regulation, Financial Market, Capital Markets, Risk Management, Financial Regulations, Portfolio Management, Risk Analysis, Financial Analysis, Investments, Compliance Management, Regulatory Requirements, Business Valuation, Analysis
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Statistical Reporting, Statistical Analysis, Statistics, Data Analysis, Probability & Statistics, Statistical Methods, Data Analysis Software, Statistical Software, R Programming, Sampling (Statistics), Probability Distribution
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Security Management, Data Management, Security Testing, Identity and Access Management, Role-Based Access Control (RBAC), Authorization (Computing), Network Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: API Testing, Test Automation, Performance Testing, Server Side, Query Languages
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Mapping, File Transfer Protocol (FTP), Middleware, IBM WebSphere MQ, Transaction Processing, Integration Testing, Fraud detection, Web Services, Data Validation, Simple Object Access Protocol (SOAP), Data Integration, Business Process Automation, Process Driven Development, Scenario Testing, Test Case, Oracle Databases, Service Oriented Architecture, Enterprise Architecture, API Testing, Business
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Integration Testing, Middleware, Data Integration, Business Process Automation, Software Installation, Property Management Systems, System Configuration, Application Development, Development Testing
Mixed · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Kinesis, Amazon Redshift, Real Time Data, Data Pipelines, Serverless Computing, Amazon Web Services, Extract, Transform, Load, Apache Spark, Apache Airflow, Data Integration, Interactive Data Visualization, Amazon S3, Data Transformation, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, Clinical Data Management, Clinical Assessment, Data Analysis, Analytics, Machine Learning Methods, Healthcare Ethics, Health Informatics, Regression Analysis, Predictive Analytics, Supervised Learning, Statistical Analysis, Statistics, Probability & Statistics, Decision Tree Learning, Random Forest Algorithm
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Data Migration, Database Administration, Stored Procedure, User Provisioning, Data Validation
Advanced · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Application Lifecycle Management, Microsoft Power Platform, Integration Testing, Application Development, Power Apps Component Framework, DevOps, Application Deployment, Database Design, Usability Testing, Development Testing, Scenario Testing, Solution Architecture, Simulations, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks