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: Restful API, ASP.NET, Postman API Platform, Application Programming Interface (API), API Design, Cloud Deployment, Object-Relational Mapping, Web Development, Database Design, Authentications, API Testing, Database Development, Microsoft Visual Studio, Data Modeling, Microsoft Azure, Secure Coding, Role-Based Access Control (RBAC), Data Migration, Maintainability, Data Mapping
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: LLM Application, Model Evaluation, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, MLOps (Machine Learning Operations), Performance Tuning, Debugging, Performance Testing, Statistical Methods, Query Languages, SQL, Statistical Hypothesis Testing, Statistical Analysis, Artificial Intelligence and Machine Learning (AI/ML), Data-Driven Decision-Making, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Continuous Integration, Model Optimization, Artificial Intelligence and Machine Learning (AI/ML), Service Level Agreement, Performance Stress Testing, Performance Measurement, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Token Optimization, LLM Application, MLOps (Machine Learning Operations), Retrieval-Augmented Generation, Technical Documentation, Performance Tuning, Large Language Modeling, Technical Writing, Model Optimization, Configuration Management, Performance Testing, Data Maintenance, Benchmarking, Requirements Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Experience, UI/UX Research, User Experience Design, Usability Testing, Design Research, Data Visualization, Usability, User Research, Interactive Data Visualization, Data Presentation, Data Analysis, Qualitative Research, Quantitative Research
Beginner · Course · 3 - 6 Months

Illinois Tech
Skills you'll gain: Cloud Security, AWS Identity and Access Management (IAM), Identity and Access Management, Incident Response, Computer Security Incident Management, Cloud Computing, Network Security, Cloud Standards, Cloud Applications, Data Security, Cloud Platforms, Cloud Computing Architecture, Cloud Engineering, Application Security, Cloud Services, Cloud Deployment, Encryption, Incident Management, Security Management, Firewall
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Extract, Transform, Load, Data Pipelines, Data Processing, Data Transformation, Data Manipulation, Apache, Scripting, Debugging, Query Languages, Scripting Languages, Program Development, Open Source Technology
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Linux Servers, User Accounts, Linux Administration, Lightweight Directory Access Protocols, User Provisioning, Linux, Group Policy, Server Administration, Servers, Operating System Administration, Performance Tuning, Systems Administration, System Configuration, Identity and Access Management, Open Source Technology, Performance Testing, Linux Commands, Command-Line Interface, Firewall, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Docker (Software), Containerization, Cloud-Native Computing, DevOps, Application Deployment, Scalability, YAML, Capacity Management, Disaster Recovery, Command-Line Interface
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: MySQL, Google Cloud Platform, Data Migration, Database Management, SQL, Data Store, Big Data, Extract, Transform, Load, Data Pipelines, Data Management, Cloud Deployment
Beginner · Project · Less Than 2 Hours

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 Processing, Interactive Data Visualization, Analytics, Data Transformation, Data Security, Scalability
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Teradata SQL, Stored Procedure, Performance Tuning, Database Management, Extract, Transform, Load, Solution Design, Data Import/Export, Query Languages, System Implementation, Solution Architecture, Data Manipulation, Data Processing, Data Integration, Technology Strategies, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks