An great online app to create Azure architecture diagrams (if you don’t have Visio) https://github.com/cloudskew/cloudskew/blob/master/readme.md
Solution Ideas https://github.com/mspnp https://docs.microsoft.com/en-us/azure/architecture/architectures/reference-architectures https://docs.microsoft.com/en-us/azure/architecture/architectures/example-workloads https://docs.microsoft.com/en-us/azure/architecture/architectures/
Azure Interactive Cloud Pattern to solve design problems https://docs.microsoft.com/en-us/azure/architecture/patterns/
Prescriptive Architecture Guidance for Cloud Applications http://aka.ms/cloud-design-patterns