- J Joe Hellerstein @joehellerstein.bsky.social Computer things @Berkeley and music things elsewhere.
Andrew Turley @aturls.bsky.social this is a regrettable development
aka casio_juarez in other universes, aturls@macaw.social on mastodon, aturls.08 on signal
kansas city adjacent
do not ask me to quantify the sublime
@nunopreguica.bsky.social @nunopreguica.bsky.social 
Sujay Jayakar @sujayakar.bsky.social cofounder @ convex.dev. easily nerd sniped and okay with it.
Nikhil Benesch @benesch.bsky.social Systems engineer @turbopuffer.bsky.social. Former CTO @materialize.com.
Arjun Narayan @arjunnarayan.com distributed systems, storage, compute, and databases.
A. Jesse Jiryu Davis @emptysqua.re Senior Staff Research Engineer in the MongoDB Distributed Systems Research Group. Photographer, Gunks climber, Zen Buddhist. Blog: https://emptysqua.re
Christian Winter @chriswintr.bsky.social Co-Founder @cedardb.com
Philipp Fent @pfent.bsky.social Co-Founder @cedardb.com
Dominik Durner @durner.bsky.social Co-Founder at CedarDB / Database Systems
James Cowling @jamescowling.dev @convex.dev co-founder/CTO. Dropbox storage designer. Distributed systems researcher at MIT. Bad motorcycle mechanic. Database shill.
Maurice Herlihy @mauriceh.bsky.social Prof at Brown CS. 
Daniel Lemire @lemire.bsky.social Daniel Lemire is a Computer Science Professor at the University of Quebec (TELUQ). Daniel Lemire ranks in the top 2% of scientists worldwide according to Stanford University/Elsevier's 2024 ranking. 
Avi Kivity @avikivity.bsky.social ScyllaDB, KVM
Jens Axboe @axboe.bsky.social Linux kernel IO dabbler @ Meta
@axboe@fosstodon.org
Protty @kprotty.bsky.social Uh, concurrency.
Graydon Hoare @graydon-pub.bsky.social extremely dubious of "everything is public" social network
Wan Shen Lim @wslim.bsky.social databases @ CMU-DB | capybara enthusiast | Pittsburgh | Brunei
Peter Kraft @petereliaskraft.net Co-founder @ http://dbos.dev • Stanford PhD • Database Geek • Building https://github.com/dbos-inc/dbos-transact-py
Natacha Crooks @nacrooks.bsky.social CS prof at UC Berkeley. Distributed Systems and Databases. Baking, handball and football enthusiast. Avid cheese eater. 
Justin Cormack @justincormack.bsky.social Tech and pictures of nature. Suffolk, UK
Abigale Kim @abigalekim.bsky.social databases phd student at uw madison, organizing https://madisonsystems.xyz/
Joran Dirk Greef @joran.tigerbeetle.com Creator, Founder and CEO of @tigerbeetle.com — the financial transactions database designed for mission critical safety and performance.
Irene Zhang @schemeprincess.bsky.social I am a principal researcher at Microsoft Research. I work on operating systems for kernel-bypass data center servers. 
Colm MacCarthaigh @colmmacc.bsky.social VP / Distinguished Engineer at Amazon Web Services. Also: Open Source and Apache, Cryptography, Irish Music, mediocre Photography.
Honeybadger.io @honeybadger.io Application monitoring that helps developers move fast and fix things. We're everything you need to keep production happy — and nothing you don't.
👉 https://honeybadger.io
endorsed by jerry july 11, 2025
Lorin Hochstein @norootcause.surfingcomplexity.com Student of complex systems failures, resilience engineering, cognitive systems engineering. Will talk your ear off about @resilienceinsoftware.org
Yao Yue (aka ThinkingFish) @yaoyue.org Curiosity, compassion, skepticism, optimism.
Giving in to bullies only encourage them to bully further. Stand up.
Personal homepage: https://yaoyue.org
Blog: https://yaoyue.org/blog
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.com
Paul Laurence @prlaurence.com Co-founder @crunchydata.com
Andy Constan @dampedspring.bsky.social Damped Spring Macro Research, Investing & investor education, Brevan Howard, Bridgewater, Salomon, Father of 4. Go Penn, Pats, Sox, No post is advice
Crunchy Data @crunchydata.com Just Postgres www.crunchydata.com
Marco Slot @marcoslot.com Mostly posts about PostgreSQL, Snowflake Postgres, and PostgreSQL extensions.
Formerly Crunchy Data, Microsoft, Citus Data, AWS, TCD, VU
Frank McSherry @frankmcsherry.bsky.social http://github.com/frankmcsherry/blog
Kris Jenkins @krisajenkins.bsky.social Lifelong Programmer, Host of the Developer Voices podcast.
Andrey Satarin @asatarin.bsky.social Staff SRE at Google. Distributed systems / databases / reliability / correctness. Views my own. Repost / like is not an endorsement.
http://asatarin.github.io
Julian Hyde @julianhyde.bsky.social On a mission to tame data. (Ex-Google, always ASF, working on something new.)
Nicole Hemsoth Prickett @nicolehemsoth.bsky.social VAST Data. Former Deputy Editor in Chief, The Register. Co-founder The Next Platform. Datacenter, chips, systems with a side of sauce.
Qian Li @qianli.dev Co-founder @dbos.dev • Stanford CS PhD
Co-organizer @southbaysystems.xyz
Working on 🐘 Database + Systems + AI
Amateur bird watcher 🦉
Personal site: qianli.dev
She/her.
Lalith Suresh @lalithsuresh.bsky.social CEO @ feldera.com, the incremental compute engine for AI, ML and data teams.
Formerly a systems researcher in distributed systems, databases, cloud, OS, PL, and networking. Sci-fi and gaming nerd.
lalith.in/research
Brandur @brandur.org Engineering @ Stainless. Ex-Heroku, Stripe, and Snowflake. Go, APIs, Ruby, and databases.
Justin Sheehy @justinsheehy.hachyderm.io.ap.brid.gy 🌉 bridged from ⁂ https://hachyderm.io/@justinsheehy, follow @ap.brid.gy to interact
Renee Shah @reneeshah.bsky.social Partner at Redpoint focused on AI, infra, security, and developer tools ⚡️
Conor Power @conorpower23.bsky.social Principal Applied Scientist in Microsoft CoreAI. Working on AI for coding. Co-organizer of SF Systems Meetup. CS PhD from Berkeley Sky Lab where I worked on https://hydro.run/ .
David Crawshaw @crawshaw.io ceo exe.dev, tailscale co-founder, programmer
Russ Cox @swtch.com 
Alex Miller @alexmillerdb.bsky.social Database Papers as a Service
@ me with your DB paper questions or “what do I read for ___” topic requests
Jaana Dogan ヤナ ドガン @rakyll.org Principal Engineer at Google. Simplicity and optimism. Personal opinions.
Brad Fitzpatrick @bradfitz.com I do computers. Married to @radkat.fitzpat.com. Three kids. Xoogler.
Go (#golang) team 2010~2020. Made LiveJournal, OpenID, memcached. Currently at @Tailscale.com making WireGuard easy.
Seattle, WA // Bainbridge
Natalie Vais @nvais.bsky.social gp at spark capital ✨ databases, infra, dev tools
Reuben Bond @rbn.bsky.social Distributed Systems & databases person. Works at Microsoft on Orleans & Aspire
ahmet alp balkan @ahmet.dev working on inference infra @ baseten.co
ex-linkedin/twitter/googlecloud/azure
dist sys enthusiast
github.com/ahmetb
Andy Grove @andygrove.io Apache Arrow & DataFusion PMC Member. Original creator of Apache DataFusion.
Joy Gao @joygao.bsky.social software engineer at ClickHouse; prev: Figma, WePay
long-form ✍️: https://expertofobsolescence.substack.com
Julien Le Dem @julien.ledem.net Principal Engineer, Founder, Angel, Advisor, OSS.
LFAI&data: OpenLineage, Marquez, ASF: Parquet, Arrow, Iceberg, 🐖
he/him.
Me: https://julien.ledem.net/
Blog: https://sympathetic.ink
shikhar @schmizz.net Making streams serverless @s2.dev
Josh Wills @spite.vc Forward Deployed Angel Investor
https://github.com/jwills
Jakob Homan @jakobhoman.bsky.social Software engineer. Data infra guy. Apache Committer/PMC on various projects. WebAssembly enthusiast. Also cinema, street photography and sarcasm...
No relation to that fascist fuck.
Martin Kleppmann @martin.kleppmann.com Associate Professor at @cst.cam.ac.uk, researching decentralised systems and security protocols. Advisor to the Bluesky team. Wrote “Designing Data-Intensive Applications” (O’Reilly). he/him
Bryan Cantrill @bcantrill.bsky.social Co-founder and CTO of Oxide Computer Company. According to Field of Schemes, "tech exec and Oakland A's fan" -- but more of an Oakland Ballers fan now.
Craig @craigkerstiens.com Product @crunchydata previously MSFT/Citus/Heroku. Talk a lot about Postgres and startups. Why Postgres? https://www.crunchydata.com/why-postgres
William Morgan @williammorgan.me Chief Email Outputter at Buoyant. Linkerd spokesnerd. Twitter refugee and former engineer
📍Austin, TX
Chris K Wensel @chris.wensel.net Developer of:
- https://retrofit.sh
- https://chris.wensel.net/project/
Co-Organizer of https://lu.ma/sf-distsys
Ramana @vramana.dev Staff Software Engineer. Interested in #rust, #typescript and #golang. https://blog.vramana.com
Tobias Müller @tobilg.com Serverless enthusiast. DuckDB afficionado. AWS Community Builder.
Building @sql-workbench.com @ownstats.com @learningduckdb.com
Blog: https://tobilg.com
Eric Sammer @esammer.bsky.social CEO @ Decodable. Systems, databases, stream processing. O’Reilly author, ex-Cloudera, Splunk, Rocana, and others.
https://www.decodable.co
Ananth Packkildurai @ananthdurai.bsky.social Editor Data Engineering Weekly; subscribe www.dataengineeringweekly.com. In Prgress, LakeByte
Ryanne Dolan @ry.codes BigTech BigData infra @ LinkedIn, Twitter, Cloudera
Adam Boscarino @ajbosco.dev Cat Dad, SciFi/Fantasy Nerd, Cocktail Enthusiast, Sports Fan, Data Engineer
Xuanwo @xuanwo.io ASF Member.
Apache OpenDAL PMC Chair.
VISION: Data Freedom.
Working on #RBIR.
More: https://bento.me/xuanwo
ram @sriramsub.bsky.social Founder and CEO at Nile (https://www.thenile.dev/). Previously: VP of Engineering at Confluent. Believe to win.
Tino Tereshko @tinot.bsky.social Available for coffee dates
Data infra AI
Ex MotherDuck Firebolt BigQuery. Papa. Husband to
@emilyvajda
Ultra-competitive C class cyclist
Diptanu Choudhury @diptanu.bsky.social CEO @tensorlake.bsky.social Past - AI Infrastructure at Facebook, LinkedIN, Hashicorp, Netflix
Yaroslav Tkachenko @sap1ens.com Data Streaming Systems | Fractional Consulting, Advising, Training
Website & blog: https://sap1ens.com
Newsletter: https://streamingdata.tech
Teaching at: https://streamacademy.io
Oliver Gould @olix0r.net Production systems.
System productions.
web: https://olix0r.net
Don't believe anything that @ver.ooo says.
Kaivalya Apte @thegeeknarrator.bsky.social Podcaster, Youtuber @TheGeekNarrator
(https://youtube.com/@thegeeknarrator?si=yN0zWNDAScJKv_QZ) Databases, Stream processing, Distributed systems Software Engineer @Confluent
DuckDB @duckdb.org DuckDB is an analytical in-process SQL database management system. "DuckDB" and the DuckDB logo are registered trademarks of the DuckDB Foundation.
Ben Curtis @bencurtis.com Christian, husband, dad, co-founder of Honeybadger.io, fan of Ruby, creator of the faker gem, EV nut (1, 2, and 4-wheel), LSU football fan, and cycling enthusiast in the PNW.- J Frank Denis @jedisct1.bsky.social Zig, Cryptography and stuff.
Geoffrey Litt @geoffreylitt.com Malleable software @inkandswitch.com
prev PhD @csail.mit.edu
geoffreylitt.com
🇯🇵🇺🇸- D Dan Luu @danluu.com danluu.com / www.patreon.com/danluu/
Armon Dadgar @armon.bsky.social Co-founder of HashiCorp. Passionate about technology and startups. I love to build things.
Anil Madhavapeddy @anil.recoil.org Professor of Planetary Computing at the University of Cambridge @cst.cam.ac.uk, where I co-lead the @eeg.cl.cam.ac.uk and work on computing for global biodiversity and climate change with @conservation.cam.ac.uk.
Homepage at https://anil.recoil.org
Adam Wiggins @adamwiggins.com Working to make computers better. Cofounder of Ink & Switch, Heroku, and Local-First Conf.
Jepsen @jepsen.mastodon.jepsen.io.ap.brid.gy Breaking distributed systems, one fault at a time.
[bridged from https://mastodon.jepsen.io/@jepsen on the fediverse by https://fed.brid.gy/ ]
Jack Vanlightly @vanlightly.bsky.social Researcher, advisor, writer, formal verification eng @ Confluent.
Everything data (dist sys, databases, messaging, data eng/analytics).
https://jack-vanlightly.com, https://www.hotds.dev
Credit: ESO/B. Tafresh
Frederic Branczyk @brancz.com VP of Data Engineering at Dash0. Previously, founder of Polar Signals (acquired by Dash0).
Pekka Enberg @penberg.org @🏡🇫🇮🇪🇺🧑💻
Jimmy Zelinskie @jimmy.zelinskie.com Cofounded @authzed.com. Exited Red Hat, CoreOS.
I build distributed systems, databases, authorization systems, containers, and businesses. NYC transplant in SF.
Andy Pavlo @andypavlo.bsky.social Database Research @ ClickHouse
Associate Prof. of Databases @ Carnegie Mellon.
Jordan Lewis @largedatabank.com Sr Director of engineering @ Cockroach Labs.
Brooklyn
Check me out: https://largedatabank.com
The old site: https://twitter.com/largedatabank
Alex P @ifesdjeen.bsky.social Distributed and Storage Systems. Apache Cassandra Committer and PMC member. Author of Database Internals. Mountain person. http://databass.dev/
Heidi Howard @heidihoward.bsky.social 
Carlo Piovesan @carlo.piovesan.io Compiling @duckdb
Hannes Mühleisen @hannes.muehleisen.org I like databases and boats. Co-creator of @duckdb.org, Co-Founder and CEO DuckDB Labs.
Seny Kamara @senykamara.com I design encryption algorithms for a living but am a Hip Hop scholar at heart. Former CS professor at Brown & research scientist at Microsoft. I currently lead research at MongoDB. I think about how data, algorithms, power and culture intersect
Lili Cosic @lilicosic.com 👩🏻💻 Senior Database Engineer @InfluxData working on InfluxDB v3 Enterprise.
I enjoy talking about databases, observability and good food.
Previously @ HashiCorp, Red Hat.
Now in Berlin 🇩🇪 from 🇸🇮
Glauber Costa @glaubercosta.bsky.social Former Linux Kernel, ScyllaDB, Datadog - storage, virtualization, low level stuff.
Founder/CEO at https://turso.tech
Felipe Mendes @felipemendes.dev I code and explain computers to people.
“Database Performance at Scale” Co-author
Technical Director at ScyllaDB
My opinions are my own