Ciaran O'Donnell's Blog

Ciaran O'Donnell

I’m a software architect and technology enthusiast. I work at Google as a Staff Software Engineer and Team Lead for Trust on Google Meet. My passion is in finding good software architectures and also good culture, processes, practices etc. I like technology and want the industry to grow, mature and become more inclusive. I also like training for American Ninja Warrior but hold no misconceptions that I’ll ever appear on the show :)

Introduction to Message Brokers

7 minute read

A quick introduction to Message Brokers, what they’re good for and how we use them.

Making Diagrams from Text

4 minute read

As we create software, it is very useful to be able to create diagrams about the software that we want to create, or have created. However this can be time c...

CQRS and Event Sourcing - are they the same?

7 minute read

Command Query Responsibility Seggregation, or CQRS for short, is a really common pattern. Even people who don’t know it often find out they have implemented...

Managing Imposter Syndrome

5 minute read

Imposter syndrome is one of the challenges of modern software engineering, and probably tech in general. Lots of people have it, and they all wish they didn’...

Monoliths to Microservices! And Back Again?

13 minute read

Monoliths were once all the rage, but recently microservices have become the target state for everyone who wants to be trendy. Now it seems people are buckin...