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Posts by Brian Scanlan

Lovely piece!

1 month ago 0 0 1 0

"Encryption is not security"

6 months ago 1 0 0 0

In football, kicking a ball really hard isn't what wins games.

6 months ago 0 0 0 0

Farmers give talks at conferences talking about "artisinal hand-maintained unix servers, not serverless functions"

6 months ago 1 0 0 0
https://www.lastweekinaws.com/podcast/screaming-in-the-cloud/from-aurora-to-planetscale-intercom-s-database-evolution-with-brian-scanlan/

Listen to @bscanlan.bsky.social talking to @quinnypig.com about how Intercom moved from AWS Aurora to @planetscale.com t.co/ZlRtVVr7Rs

7 months ago 9 3 0 1

Bought my sister a print of this for her birthday. Looks even better in real life.

6 months ago 1 0 0 0
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From Aurora to PlanetScale: Intercom’s Database Evolution with Brian Scanlan Screaming in the Cloud

Plot twist: Intercom's on-call system uses VOLUNTEERS, not conscripts. @bscanlan.bsky.social explains how they compensate engineers for after-hours work instead of mandating it by team assignment.

Result? People actually want to join the rotation.

🎧 to the podcast:

7 months ago 2 1 0 0
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13 Aurora clusters to a sleek move onto PlanetScale. Intercom’s database journey wasn’t just a migration, it was a rethink.

On the latest Screaming in the Cloud, @bscanlan.bsky.social (Senior Principal Engineer @ Intercom) joins Corey Quinn to talk about..

7 months ago 3 2 1 0
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The rumours are true - I did a podcast with Corey.

7 months ago 2 0 0 0

When mountains go on fire, there’s talk of randos being careless with BBQs. Definitely not systematic burning by sheep farmers.

7 months ago 1 0 0 0

Doing a new talk!

8 months ago 7 0 0 0

Sebadoh mention on Second Captains’ Oasis podcast on Friday had me no longer thinking about Oasis.

8 months ago 3 0 0 0

Last year Intercom used 41.069 MTCO2e (metric tonnes of carbon dioxide) in our use of AWS. This is equivalent to the electricity used by 8 average homes in the USA. The vast majority of this was produced in the Sydney region - Australia sure loves burning coal.

8 months ago 1 0 0 0

You can just own things.

9 months ago 4 0 0 0

I started reading The Staff Engineer’s Path by Tanya Reilly, and there’s one line I really liked — something along the lines of:
“If you find yourself saying, ‘Someone should do this,’ then you should probably do it.”

9 months ago 53 7 2 2
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In Praise of “Normal” Engineers This article was originally commissioned by Luca Rossi (paywalled) for refactoring.fm, on February 11th, 2025. Luca edited a version of it that emphasized the importance of building “10x engi…

I just released my edit of "In Praise of 'Normal' Engineers": why the best engineering orgs in the world are the ones where ✨normal engineers✨ can consistently move fast, ship code, fix shit, help their users, and move the business forward...a little more, every day.

charity.wtf/2025/06/19/i...

10 months ago 129 31 4 5
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CVE-2025-6031 - Insecure device pairing in end-of-life Amazon Cloud Cam

aws.amazon.com/security/sec...

The perfect security bulletin.

10 months ago 2 0 0 0
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Tune.

10 months ago 2 0 0 0

Good time to get out the 6 hour Pet Sounds box-set.

10 months ago 1 0 0 0

Ah.

10 months ago 0 0 1 0

???

10 months ago 0 0 1 0

“I may as well break it properly for you now”

11 months ago 1 0 0 0

I managed to tear my MCL on my left leg (grade 2) going down the outside waterslide in Center Parcs.

11 months ago 0 0 1 0

cynical emoji reply

1 year ago 1 0 0 0
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Authenticating users in the Messenger with JSON web tokens (JWTs) | Intercom Help How to protect your Messenger and user sessions against cross-user impersonation, session theft and more.

I still don't know how to pronounce JWT, but this is a really compelling replacement for how Intercom has been authenticating users until now. Great to see it in beta - obviously we already use it ourselves.

www.intercom.com/help/en/arti...

1 year ago 1 0 0 0
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Problems with our APIs in all regions. - US Hosting Status This issue should now be resolved and all services are restored to normal functionality. Please don’t hesitate to reach out to team@intercom.io: mailto:team@intercom.io if you have any further quest...

I wrote up what happened the other day when Intercom broke: www.intercomstatus.com/us-hosting/i...

1 year ago 1 0 0 0
Na Buachaillí Álainn (Remastered 2021)
Na Buachaillí Álainn (Remastered 2021) YouTube video by Clannad - Topic

I can't believe that there's popular songs celebrating unvetted military age economic migrants: www.youtube.com/watch?v=eSxX...

1 year ago 0 0 0 0
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Oh no - I see VPNs in my future.

www.bbc.co.uk/sounds/help/...

1 year ago 2 0 0 0
Increased Error Rates & Latencies for Intercom users - US Hosting Status Between 1429 UTC and 1511 UTC, customers using Intercom would have experienced periods of elevated error rates and high latency. We have taking mitigating action and this incident is now resolved. Pl...

I wrote up an Intercom outage that happened this week: www.intercomstatus.com/us-hosting/i...

1 year ago 0 0 1 0
Back in 2010 when we were building Amazon Route 53, we had a really big problem ... | Hacker News

Reading Knuth's "The Art of Computer Programming" fascicles as they came out was incredibly key to discovering the Shuffle Sharding pattern, but I don't think I've ever written about it before ...
news.ycombinator.com/item?id=4297...

1 year ago 47 11 0 1