Here are some online courses created by me. You can also view my Scrum courses.
Postman: The Complete Guide to REST API Testing
Postman API testing for manual and automated tests. Automate with Newman, Jenkins or any other CI tool.
Gitlab CI: Pipelines, CI/CD and DevOps for Beginners
Learn Gitlab CI / CD with Docker & DevOps: obtain valuable DevOps skills. Build pipelines.