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Tyler Hillery

@tylerhillery.com
3.3K followers 546 following 348 posts

Software Engineer (Storage) @Supabase Creator of pypacktrends.com Co-organizer of madisonsystems.xyz Peeling back the layers of abstraction Learn more about me: tylerhillery.com

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Tyler Hillery @tylerhillery.com · 16/09/2026
Madison Systems has our next talk scheduled and the topic is "The Evolution of Deterministic Simulation Testing" Sign up here: luma.com/nka6507v?tk=...
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Tyler Hillery @tylerhillery.com · 15/09/2026
I will be at Supabase Select! If you plan on going and want to meet up, let me know! select.supabase.com
select.supabase.com
Select26 | Oct 2 | Supabase curated day of talks
Supabase Select is a curated conference for builders. Get first-hand information about what's coming soon in Supabase. Learn from some of the industry's most prominent builders. Meet the Supabase team...
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Tyler Hillery @tylerhillery.com · 02/09/2026
Lots of talk on using AI for writing so here is a 100% human written blog post on how I started writing more without using AI for help. tylerhillery.com/blog/writing...
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Tyler Hillery @tylerhillery.com · 25/08/2026
Wrote about some thoughts I've had around SQL as a query language. tylerhillery.com/blog/i-love-...
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Reposted by Tyler Hillery
Paul Copplestone - e/postgres @kiwicopple.bsky.social · 04/08/2026
Supabase is now deploying >1m new Postgres databases every week & that doesn't include read replicas
supabase new database per week going to 1 million
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Tyler Hillery @tylerhillery.com · 17/07/2026
Just found out you can use bat for man pages, very nice
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Tyler Hillery @tylerhillery.com · 15/07/2026
Couldn't help but think of @jeffgeerling.com's video after reading this. youtu.be/v0DEI4Ad7Ik?...
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Tyler Hillery @tylerhillery.com · 05/07/2026
Love this quote
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Tyler Hillery @tylerhillery.com · 29/06/2026
Another great Madison Systems paper discussion! Which one should we read next?
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Tyler Hillery @tylerhillery.com · 22/06/2026
New laptop day!
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Tyler Hillery @tylerhillery.com · 15/06/2026
The next Madison Systems paper discussion is scheduled. This time at the Memorial Union Terrace to enjoy the WI summer. Register Here: luma.com/xdmbcw2t?tk=...
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Tyler Hillery @tylerhillery.com · 12/06/2026
This is the paper that inspired me to get into systems programming www.usenix.org/system/files...
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Tyler Hillery @tylerhillery.com · 23/05/2026
Another great Madison Systems paper discussion!
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Tyler Hillery @tylerhillery.com · 21/05/2026
3 more days, get to reading!
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Tyler Hillery @tylerhillery.com · 15/05/2026
High signal to me is seeing a company landing page that doesn't have "AI" in it. I think @turbopuffer.bsky.social is a great example of this. You'd think a vector DB would be all over "AI" but nope. Just their core value backed up by metrics.
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DuckDB @duckdb.org · 14/05/2026
This Tuesday, Hannes announced Quack, our new protocol that turns DuckDB into a client-server database. Watch his talk, recorded at the AI Council, where he explained how Quack works in practice, what stack it's built on, how it performs, and what our long-term ambitions are. youtu.be/L_lttD-d1wc
youtube.com
DuckDB-Quack announcement at AI Council
YouTube video by DuckDB
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Tyler Hillery @tylerhillery.com · 13/05/2026
I can't believe this, DC is a lie
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Tyler Hillery @tylerhillery.com · 09/05/2026
Reminder, Madison Systems is having another paper discussion in 2 weeks. This time, we'll be discussing: Scalability! But at what COST? luma.com/1enx2p3m
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Reposted by Tyler Hillery
Sinjo @sinjo.dev · 09/05/2026
Huh, this is cool. I’d never really thought through why there’s a gap between the upper and lower case ranges in ASCII. tylerhillery.com/blog/why-don...
tylerhillery.com
Why Don’t Lowercase Letters Come Right After Uppercase Letters in ASCII? – Tyler Hillery
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Tyler Hillery @tylerhillery.com · 07/05/2026
I wrote about a particular part of ASCII that finally clicked for me today tylerhillery.com/blog/why-don...
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Tyler Hillery @tylerhillery.com · 03/05/2026
Perfect way to spend a Sunday
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Tyler Hillery @tylerhillery.com · 02/05/2026
What bogus, I always thought these numbers were tied to physical measurements
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Tyler Hillery @tylerhillery.com · 27/04/2026
Man I should have switched pypacktrends over to slot based pricing a while ago. Seems like once you get over the > 1TB scanned per month, bytes processed based billing isn't worth it
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Tyler Hillery @tylerhillery.com · 26/04/2026
I wrote about why I like computers: tylerhillery.com/blog/link-bl...
tylerhillery.com
I like computers – Tyler Hillery
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Tyler Hillery @tylerhillery.com · 21/04/2026
You know it's serious when you bust out the debugger and start drawing diagrams
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Tyler Hillery @tylerhillery.com · 04/04/2026
Finally pulled the trigger on Math Academy. I haven’t taken a math course since Calc 2 in 2017, which was so hard for me I changed majors. My goal is to follow the foundations path through Discrete Mathematics.
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Tyler Hillery @tylerhillery.com · 01/04/2026
Root causing a bug is one of the greatest feelings as a software engineer
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Tyler Hillery @tylerhillery.com · 28/03/2026
Great discussion today! A surprising amount of Ceph mentions and I had to bring up the napkin math repo a few times
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Tyler Hillery @tylerhillery.com · 24/03/2026
Madison Systems is having another paper discussion this Saturday on The Google File System. Hope to see you there! luma.com/zfh0lcxf
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Tyler Hillery @tylerhillery.com · 21/03/2026
I contributed SHOW CLIENTS metrics to the Prometheus PgBouncer exporter. Similar to pg_stat_activity, but for PgBouncer. Now you can monitor client connections over time. Wrote a bit about it: tylerhillery.com/blog/monitor...
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Tyler Hillery @tylerhillery.com · 20/03/2026
New blog post about the most important thing I've learned while ramping up on Node.js: Don't block the event loop. tylerhillery.com/blog/tyler-t...
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Tyler Hillery @tylerhillery.com · 04/03/2026
I noticed this SQLite query averaging ~90ms event though package_name is the PK, the table has ~865k rows and is ~166MB. Param is a prefix pattern like 'duck%'. Any guesses why it was still that slow?
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Tyler Hillery @tylerhillery.com · 25/02/2026
What a night to blow some snow
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Tyler Hillery @tylerhillery.com · 21/02/2026
Madison Systems will be discussing a paper on "Gray Failure", subtle underlying faults rather than obvious fail-stop failures. If you've seen this in production, reply! I'd love to bring real examples into the conversation.
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Tyler Hillery @tylerhillery.com · 17/02/2026
Excited to announce I'm switching teams at Supabase. Going to be a SWE on the storage team. If you have any feedback on the product my DMs are open 🫡
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Tyler Hillery @tylerhillery.com · 12/02/2026
You got to be kidding me, even directories are files!? internals-for-interns.com/posts/filesy...
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Tyler Hillery @tylerhillery.com · 12/02/2026
Up ~10k unique visitors on my personal site compared to last year
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Tyler Hillery @tylerhillery.com · 10/02/2026
Homelabbing is a slippery slope...
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Tyler Hillery @tylerhillery.com · 09/02/2026
Madison Systems has our next event schedule Saturday Feb 21st! Another paper discussion, this time the paper will be "Grey Failure: The Achilles' Heel of Cloud-Scale Systems" Register here: luma.com/ec3xjyd9
luma.com
Paper Discussion - Gray Failure: The Achilles’ Heel of Cloud-Scale Systems · Luma
Join us for a meetup where we will discuss the paper “Gray Failure: The Achilles’ Heel of Cloud-Scale Systems” by Peng Huang, Chuanxiong Guo, Lidong Zhou,…
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Tyler Hillery @tylerhillery.com · 07/02/2026
Weekend goal is to get secure, zero-touch device provisioning working in my homelab.
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Tyler Hillery @tylerhillery.com · 06/02/2026
I used AI to contribute to an OS project, mise, and I would lying if I said I fully understood the code it generated. I decided to write about my experience. Open source is getting flooded with AI slop, I hope this shows a better way to contribute. tylerhillery.com/blog/using-a...
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Tyler Hillery @tylerhillery.com · 01/02/2026
This weekend's rabbit hole was so fun I had to write about it. I went from cheap mini PCs on eBay to learning how Chick-fil-A and Home Depot run Kubernetes inside their stores. tylerhillery.com/blog/running...
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apenwarr @apenwarr.ca · 30/01/2026
> tailscale is the secure way to connect all your computers! > i've used tailscale to connect my molty to all my computers and internal services and gave it all my keys oh no, not like that
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Tyler Hillery @tylerhillery.com · 30/01/2026
Using Quarto for my blog was one of the best decisions ever made. Just found out today it has native support for mermaid diagrams
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Tyler Hillery @tylerhillery.com · 30/01/2026
Shelving just came in, the mini rack is complete!
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Tyler Hillery @tylerhillery.com · 30/01/2026
One of the advantages of building data centers in Wisconsin is that cooling can be handled simply by opening a window for about eight months of the year. www.wpr.org/news/4-wisco...
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Tyler Hillery @tylerhillery.com · 27/01/2026
Love the work @schier.co is doing with @yaak.app, happy to support him!
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Tyler Hillery @tylerhillery.com · 26/01/2026
Wrote my first link blog (inspired by @simonwillison.net) reacting to @swizec.com's "The future of software engineering is SRE" tylerhillery.com/blog/link-bl...
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Tyler Hillery @tylerhillery.com · 24/01/2026
Nice dogfooding example on how Elastic was able to use Elastic to debug an Azure networking issue www.elastic.co/observabilit...
elastic.co
Debugging Azure Networking for Elastic Cloud Serverless — Elastic Observability Labs
Learn how Elastic SREs uncovered and resolved unexpected packet loss in Azure Kubernetes Service (AKS), impacting Elastic Cloud Serverless performance.
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Tyler Hillery @tylerhillery.com · 23/01/2026
Good ol' Wisconsin
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