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.

EDUCBA
Skills you'll gain: Web Frameworks, Application Deployment, Configuration Management, Application Performance Management, Model View Controller, UI Components, Virtual Environment, Server Side
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Serverless Computing, Application Deployment, Cloud Applications, Cloud API, Google Cloud Platform, Cloud Storage, Application Programming Interface (API), Cloud Services, File Management, Data Migration
Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Amazon Redshift, SQL, Identity and Access Management, Query Languages, Google Cloud Platform, Database Design, Database Management, Data Import/Export, Extract, Transform, Load, Data Warehousing, Data Integration, Data Architecture, Data Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Statistical Modeling, Forecasting, Predictive Modeling, Regression Analysis, Exploratory Data Analysis, Predictive Analytics, Correlation Analysis, Statistical Analysis, Data Analysis Software, Statistical Methods, Plot (Graphics), Statistical Hypothesis Testing
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Microsoft SQL Servers, SQL, Database Management, Google Cloud Platform, System Configuration, Performance Testing
Intermediate · Project · Less Than 2 Hours

Amazon Web Services
Skills you'll gain: Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, Data Migration, Enterprise Architecture, System Implementation
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Database Management, Operational Databases, Transaction Processing, Data Migration, NoSQL, Redis, Relational Databases, Data Warehousing, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Exploitation techniques, Vulnerability Scanning, Cybersecurity, Vulnerability Assessments, Network Security, Open Web Application Security Project (OWASP), SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Metadata Management, Data Pipelines, Data Migration, Google Cloud Platform, Extract, Transform, Load, Data Lakes, Big Data, Apache Airflow, Data Integration, Cloud API, Data Management, Cloud Storage, Data Transformation, Automation, Serverless Computing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Security, Information Management, Security Controls, Configuration Management, Security Engineering, Vulnerability Assessments, Security Requirements Analysis, Cloud Security, Software Development Life Cycle, Cloud Computing, System Implementation, Program Development, Change Control
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Linux Servers, System Configuration, User Accounts
Intermediate · Course · 1 - 3 Months