There are some very useful suggested reading links that are worthwhile to go through to help familiarize yourself with some of the technology and methodologies we use including MS Dynamics solutions and Agile/Scrum.
Scrum/Agile
Just a few to get things started!
Agile in a nutshell
Agile Product Ownership in a nutshell
https://www.youtube.com/watch?v=502ILHjX9EE&t=6s
Scrum Card Reference
http://scrumreferencecard.com/ScrumReferenceCard.pdf
MS Powerapps
Common Data Service Developer Guide
https://docs.microsoft.com/en-us/powerapps/developer/common-data-service/overview?azure-portal=true
Model-driven apps Developer Guide
https://docs.microsoft.com/en-us/powerapps/developer/model-driven-apps/overview?azure-portal=true
Power Apps Documentation
https://docs.microsoft.com/en-us/powerapps/#pivot=home&panel=developer/?azure-portal=true
Common Data Service and Helper Code
https://github.com/microsoft/PowerApps-Samples/releases
CRM 365 Dynamics