Latest posts by Matthew O'Riordan
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![What is a distributed systems engineer?](https://ik.imagekit.io/ably/ghost/prod/2019/05/data-center-ethernet.jpg?tr=w-768,q-50)
Ably engineering
6 min read
What is a distributed systems engineer?
Nov 25, 2019
![Five strategies to remove single points of DNS failure](https://ik.imagekit.io/ably/ghost/prod/2019/10/Screenshot-2019-10-23-at-11.43.11.png?tr=w-768,q-50)
Ably engineering
14 min read
Five strategies to remove single points of DNS failure
Oct 23, 2019
![Google - polling like it's the 90s](https://ik.imagekit.io/ably/ghost/prod/2019/10/desktop-crt.png?tr=w-768,q-50)
Ably engineering
10 min read
Google - polling like it's the 90s
Oct 2, 2019
![Technical debt: the good, the bad, the reckless](https://ik.imagekit.io/ably/ghost/prod/2019/12/tech-debt.jpg?tr=w-768,q-50)
Ably engineering
8 min read
Technical debt: the good, the bad, the reckless
Apr 9, 2019
![Upgrading to Node v8 has significantly reduced our operating costs](https://ik.imagekit.io/ably/ghost/prod/2019/05/1-hFLt6ECW3tpNNfUZRngbzA.png?tr=w-768,q-50)
Ably engineering
6 min read
Upgrading to Node v8 has significantly reduced our operating costs
Jun 21, 2018
![A vendor neutral open approach to decoupled data synchronization](https://ik.imagekit.io/ably/ghost/prod/2019/05/macro-mesh-wire-mesh-97364.jpg?tr=w-768,q-50)
Ably engineering
7 min read
A vendor neutral open approach to decoupled data synchronization
Jan 26, 2018
![Honest status reporting and AWS service status "truth" in a post-truth world](https://ik.imagekit.io/ably/ghost/prod/2019/05/proxy.duckduckgo.com-1.jpg?tr=w-768,q-50)
Ably engineering
5 min read
Honest status reporting and AWS service status "truth" in a post-truth world
Feb 10, 2017
![The 18 ghosts in your infrastructure stack that can cause failure (and how to avoid them)](https://ik.imagekit.io/ably/ghost/prod/2019/05/ghosts.jpg?tr=w-768,q-50)
Ably engineering
4 min read
The 18 ghosts in your infrastructure stack that can cause failure (and how to avoid them)
Nov 23, 2016
![Design patterns for realtime fantasy sports app developers](https://ik.imagekit.io/ably/ghost/prod/2019/05/1-Z17UsT2m2giqJI37-EbdWQ.png?tr=w-768,q-50)
Ably engineering
10 min read
Design patterns for realtime fantasy sports app developers
Nov 10, 2016
![Routing around single point of failure DNS issues](https://ik.imagekit.io/ably/ghost/prod/2019/05/dns.jpg?tr=w-768,q-50)
Ably engineering
6 min read
Routing around single point of failure DNS issues
Oct 21, 2016
![Message queues : The right way to process and transform realtime messages](https://ik.imagekit.io/ably/ghost/prod/2019/05/1-pvpSVgbXKFHfRWyKLwbSxQ.png?tr=w-768,q-50)
Ably engineering
8 min read
Message queues : The right way to process and transform realtime messages
Jul 28, 2016
![Implementing stream continuity over a distributed realtime messaging system](https://ik.imagekit.io/ably/ghost/prod/2019/05/ably-dsn-1.png?tr=w-768,q-50)
Ably engineering
8 min read
Implementing stream continuity over a distributed realtime messaging system
May 6, 2016