Reading

Code

• Robert C Martin - Clean code collection - can't evolve to senior without it

Architecture

• Martin Kleppmann - Designing data-intensive applications - more on how to build a DB, then what to use

Blogs

• martinfowler.com

• https://docs.microsoft.com/en-us/azure/architecture/patterns/ - distributed (cloud) systems patterns

• https://microservices.io/ - enterprise patterns