Ingo Kegel @ingokegel.bsky.social Building JProfiler & install4j at ej-technologies. Java expert since the early days. Deep dives into profiling, performance, and build tools.
@onewill.ai @onewill.ai 
Mark Reinhold @mreinhold.org Chief Architect, Java Platform Group, Oracle · Views are my own · https://mreinhold.org
The Consensus @theconsensus.dev on software infrastructure
https://theconsensus.dev/weekly.html
mr. TIM @timkellogg.me AI Architect | North Carolina | AI/ML, IoT, science
WARNING: I talk about kids sometimes
Oskar 🕊️ @austegard.com oskar @ austegard.com 🕊️
AI Explorer - caveat vibrans
Evolution guide for Muninn 🐦⬛ (muninn.austegard.com)
Yeah not actually green. Not really that grouchy either.
Matthias Polman-Wilhelm @kertal.bsky.social 
Methiaff @methiaff.bsky.social LLM/AI
Thomas @everflux.bsky.social 
Philipp Kloeckner ✅ @pip.net 🇪🇺 Tech Analyst • Investor/Advisor • Digital Marketing & Organic Growth
🇩🇪 Co-Host Doppelgänger TechTalk Podcast
Harry Pierson @devhawk.net Passion * Technology * Ruthless Competence
Husband & Father
Engineer at @dbos.dev
Beer League Hockey Player
Amateur Powerlifter
He/Him
Betti bei Bremen 🌳🌻 @bbremen.bsky.social Industrieelektronikerin mit eAuto (seit 2013).
Hat Ahnung von PV-Anlagen, Ladestationen, Batteriesystemen, Verteilnetzen und mittlerweile auch Wärmepumpen.
Baut neben Haushalt und Familie noch das Haus energetisch um.
Naomi Klein @naomiaklein.bsky.social "End Times Fascism" book coming September 2026.
Doppelganger. This Changes Everything. The Shock Doctrine. No Logo. On Fire.
UBC Professor of Climate Justice.
🔗 https://linktr.ee/naomiklein
Uni Baskets Münster @unibaskets.ms 🏀 Offizieller Account der Uni Baskets Münster
@barmer2basketballbundesliga | ProB
#unibasketsms #wearemuenster
www.unibaskets.ms
Rachel Stephens @rstephens.me sunshine and rainbows and f-bombs 🌈
she/her
@redmonk
Erin Schnabel @ebullient.dev Java Champion. Distinguished Engineer and maker of things @ Red Hat. Former @IBM. Chairperson of the Commonhaus Foundation.
Kate Holterhoff, PhD @kateholterhoff.com Analyst @redmonk.com 📊
Affiliated researcher @ Georgia Tech 🎓
Author of 2 books 📚
Award-winning podcast host 🎙️
#AI #Frontend #JavaScript #DevX
Madita Oeming (she) @maditaoeming.bsky.social public porn scholar, sex educator, pleasure activist, author of »PORNO« (2023) & »Aufgeklärt statt aufgeregt« (2026)
Christina Clemm @clemm.bsky.social Fachanwältin für Straf- und Familienrecht, Autorin von „Akteneinsicht-Geschichten von Frauen und Gewalt“, „Gegen Frauenhass“ und „Ein ungehaltenes Plädoyer.
https://christina-clemm.de/
Breaking Taps @breakingtaps.com Material science, microfab, microscopy, machining. Mostly :)
Marit van Dijk @maritvandijk.bsky.social 💻 Software Developer | ☕🥑 Java Developer Advocate @ JetBrains | 🏆 Java Champion | 🎤 International Keynote Speaker | 👩💻 Pronouns: She/her
https://maritvandijk.com/
Barcelona Developers Conference @devbcn.bsky.social DevBcn conference
📌 Barcelona 🗓️ 8-10th July 2025
➡️ JVM, Python, JScript, DevOps, Agile, AI, Cloud
👩💻 800+ attendees 🌞 3 days 🗣️ 70 speakers
👉 https://www.devbcn.com
Gilda Sahebi @gildasahebi.bsky.social Journalistin/Politikwissenschaftlerin/Ärztin
Jujutsu VCS @jj-vcs.dev Jujutsu—a version control system #jj-vcs
Documentation: https://docs.jj-vcs.dev/
YugabyteDB @yugabytedb.bsky.social YugabyteDB is the high-performance, AI-ready, PostgreSQL-compatible distributed database for building cloud-native apps at scale.
Find out more: https://www.yugabyte.com
Redpanda Data @redpanda.com Built to handle the world's most critical data, Redpanda now governs the AI agents that act on it.
Learn more: https://www.redpanda.com/
@spacetimedb.bsky.social @spacetimedb.bsky.social 
Supabase @supabase.com the Postgres development platform
🌐 http://supabase.com
⭐️ http://github.com/supabase
🎥 http://youtube.com/supabase
💬 http://discord.supabase.com
VillageSQL @villagesql.com The MySQL innovation company
Andrew Lamb @andrewlamb1111.bsky.social Apache {DataFusion PMC}, Database Internals
Cult.Repo @cultrepo.bsky.social Cult.Repo is an independently-owned YouTube channel on a mission to document the complete history of every major open source language ever created.
Subscribe: https://www.youtube.com/@cultrepo
Zeekr Europe @zeekreurope.bsky.social Elevating Europe’s EV experience
Inspire us and others with #MyZeekr
visitlinkin.bio/zeekreurope
n8n @n8n.io Workflow automation platform combining AI with business processes. Connect anything to everything. Fair-code, self-hostable.
klstone / Klaus Steinfelder @klstone.bsky.social Dipl.-Ing. im Ruhestand, Themen: Energiewende, Klimakrise, Soziales, mag Zahlen & das zerpflücken von Fakes
Félix GV @felixgv.ninja Mostly here to talk about data infra. Opinions will eventually be your own.
René Schwietzke @reneschwietzke.bsky.social Tester and Java Developer, Passionate Performance Dude. Working at Xceptance. Public speaker #JVM #Java #Performance #QA #LoadTest #Quality #Testing
Mastodon: @reneschwietzke@foojay.social
Call for Data Speakers @callfordataspeakers.com Official Bluesky account for callfordataspeakers.com, where you can find out about new calls for speakers for data platform events.
Operated by @dhma.ch, for the benefit of the data platform community.
Elastic Dev @elastic-dev.bsky.social Where developers learn, build, and share. Elastic Dev is your source for hands-on demos, cheat sheets, explainers and more.
Introvert Problems @introvertproblems.bsky.social Can I stay home and read a book instead? Providing humor and memes about the introverted life.
bpb.de @bpb.de Bundeszentrale für politische Bildung/bpb. Unser Auftrag seit 1952: Demokratie stärken - Zivilgesellschaft fördern. // bpb.de //
Unsere Netiquette: www.bpb.de/die-bpb/ueber-uns/service/social-media
Anaïs Urlichs @social.anaisurl.com Personal Account
⚙️ Platform Engineer
🗓️Website http://anaisurl.com
🌱Vegan in tech
🚀she/her
Brittany Ellich @brittanyellich.com Software engineer @bsky.app exploring the Atmosphere with @attie.ai
Topics: accessibility, refactoring, AI & career growth
Podcast: @overcommitted.dev
Website: brittanyellich.com
ATProto Site: opensocial.community
#pdx #ai #atproto
@dbsmasher.com @dbsmasher.com All sorts of SRE things. Breaker of all things. Source of the #botrosd hashtag. Professional finder of problems.
Author of High Performance MySQL 4th edition
Rerun @rerun.io The data layer for physical AI.
🕸️ Website https://rerun.io/
⭐ GitHub http://github.com/rerun-io/rerun
👾 Discord http://discord.gg/ZqaWgHZ2p7
Sailesh Krishnamurthy @saileshkrish.bsky.social Enterpreneur, database geek and lapsed researcher. Eng lead in Google Cloud databases for Cloud SQL, Bigtable, Firestore, and AI-driven assistive tech for databases.
Ian Cook @ian.columnar.tech I work on Apache Arrow and obsess about interoperability and performance in data analytics systems
Learning DuckDB @learningduckdb.com Learn DuckDB by example: https://learningduckdb.com
Get your dose of DuckDB tips, SQL tricks, and links to learn more about the swiss knife of analytical databases.
Apache Arrow @arrow.apache.org Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics.
Find more at https://arrow.apache.org/
Anton Zhiyanov @antonz.org Maintainer at https://github.com/nalgeon. Author at https://antonz.org
Matthias Sohn @msohn.bsky.social Open Source fan, runner, maintainer of EGit, JGit, Gerrit Code Review, plays double bass, working for SAP
Loris Cro ⚡ @kristoff.it VP of Community @ Zig Software Foundation • Zig Livecoding http://twitch.tv/kristoff_it • Curator of http://softwareyoucan.love • Creator of https://zine-ssg.io • Blogging http://kristoff.it
Brice Dutheil @bricedutheil.bsky.social Java engineer, mockito commiter
Laura Trotta @ltrotta.bsky.social 
Tuomas Artman @artman.bsky.social Engineer & entrepreneur. Co-founder @linear, previously senior staff engineer @Uber
Cornelia Davis @corneliadavis.com Technologist, teacher, author, advocate, activist, mom, wife, athlete.
https://www.manning.com/books/cloud-native-patterns
Olga Maciaszek-Sharma @olga-maciaszek.bsky.social Java developer. Staff Software Engineer in Spring Cloud team at @spring.io
Bartosz Sypytkowski @horusiath.bsky.social Yrs/Yjs core dev team. Interested in distributed systems, databases and CRDTs. Blogging: https://www.bartoszsypytkowski.com
Sam Arch @samarchdb.bsky.social PhD Student in Databases @ CMU-DB
Previously a Compiler Engineer @ Apple
Joe Harris @joeharris76.com • Cache rules everything around me
• You become what you are most measured by
• Performance @ Databricks
KP @prasanthkarri.dev 🦀 Building data infra @ e6data.com. Fullstack developer in past life. Writes @ prasanthkarri.dev
Valerie Parham-Thompson @dataindataout.bsky.social database architect · database architecture for teams ready to launch and scale · speaker & writer
readme at valerieparhamthompson.com
Simon Späti 🏔️ @ssp.sh Dad. Technical Author, Data Engineer.
Data practitioner (20y) • Writing at ssp.sh since 2015.
Focused on the craft of data engineering & storytelling.
📚 vault.ssp.sh • 📖 @dedp.online
❯ #dataengineering, #opensource, #writing, #obsidian, #neovim
Kevin Kline @kekline.bsky.social Data management expert, author of "SQL in a Nutshell", grandpa to 4, dad to 7, husband to 1, master gardener, indie rock enthusiast. xNASA, xDoD, xDeloitte, xAWS. All opinions are my own.
Firebolt @firebolthq.bsky.social Firebolt is the Analytical Database for Real-time Applications.
➡️ Get started @ firebolt.io
XTDB @xtdb.com Immutable SQL database built to simplify application development and data compliance, developed by @juxt.pro
| https://github.com/xtdb/xtdb | https://xtdb.com
Delta Lake @deltalakeoss.bsky.social Delta Lake is an open-source storage framework that enables building a Lakehouse architecture for Spark, Flink, Trino, Hive, Scala, Java, Rust, Python, & more.
MotherDuck @motherduck.com Making analytics fun, frictionless and ducking awesome with an unorthodox data warehouse for the post big data era based on @duckdb.org in collab with DuckDB Labs
SingleStore @singlestore.com The world's only database that empowers users to transact, analyze and search data in real time.
🔗 https://www.singlestore.com/
Chris Meder @evcurvefuturist.com Futurist | Exponentialist | Humanist
Electrification → #Bettrification
Software → Automation → Intelligence
Solar • Wind • Batteries • EVs • BESS • AI • BIO
Infoluencer 🆗️🌾 @infoluencer.bsky.social 💫Lebe nicht dein Leben, poste deinen Traum!
💫Kritisches, Unterhaltsames & Infos aus der social media Welt.
💫Achtung, könnte Satire & private Meinung enthalten!
💫Vernünftiger Umgangston bei allen Debatten: welcome.
Terminal Trove @terminaltrove.bsky.social The home of all things in the terminal.
https://terminaltrove.com/
Johannes Graf @grafjo.bsky.social the master has failed more times than the beginner has ever tried
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 🇸🇮
BellSoft @bellsoft.bsky.social Delivering #LibericaJDK: supported, #Java standard compatible binaries. Among Top-5 #OpenJDK contributors.
Gabriel Igliozzi @gabeiglio.bsky.social Building the datalake @ Netflix
Apache Iceberg { Java, Python, Rust } contributor
Joran Dirk Greef @joran.tigerbeetle.com Creator, Founder and CEO of @tigerbeetle.com — the financial transactions database designed for mission critical safety and performance.
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/ ]
Mike Shi @mikeshi42.bsky.social making open source observability suck less @ hyperdx.io (yc s22)
Jazz - the DB that syncs @jazz.tools Jazz is an open-source DB that runs right in your frontend, containers and workers — with auth, permissions, files, multiplayer, E2EE & more.
entwickler.de @entwicklerde.bsky.social Software Know-how Unbegrenzt. Wegweisend. Kompakt an Deiner Seite.
Columnar @columnar.tech At https://columnar.tech, we're building the future of fast universal data connectivity.
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.
Marc Brooker @marcbrooker.bsky.social Serverless, databases, and serverless databases at AWS. Views my own.
Check out my blog: https://brooker.co.za/blog/
Whittmann @whittmann.bsky.social Software Engineer, Writer, curious about distributed social media applications
🥼 Piotr Przybył @piotrprz.bsky.social Software Gardener. Java Champion. Docker Captain. Edutainer. Speaker. Trainer. Художник. Honorary Bavarian. 👨💻👨🌾
#Java #Testcontainers #Linux #Programming
softwaregarden.dev
Views are mine, impressions are yours.
daily bunnies 🐇✨ @dailybunnies.bsky.social your daily dose of bunnies ⸜(｡˃ ᵕ ˂ )⸝♡
Charm @charm.land We make the command line glamorous.
https://charm.land/
Klaus Post @klauspost.com Making Go stuff go brrrrrrrrrrrrrrrrrrr
Abe Ratnofsky @aratno.bsky.social hat check clerk at an ice rink
apache cassanda @ apple, netflix
René @brskb.com 
Abigale Kim @abigalekim.bsky.social databases phd student at uw madison, organizing https://madisonsystems.xyz/
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
Vicky Harp @vickyharp.com Product person, recently ex-Microsoft. Dev experiences, Al, data. Helper of experts. She/Her. Black Lives Matter.
This meeting could have been a riot.
Sara Madison @saracodes.bsky.social Webdev slowly turning into a gamedev
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
Nathan Flurry 🔩 @nathanflurry.com building https://git.new/rivet (yc w23)
dms open
SIGMOD/PODS Conference @sigmodconf.bsky.social ACM SIGMOD/PODS International Conference on Management of Data.
Pınar Tözün @pinartozun.bsky.social Head of Data, Systems, and Robotics Section & Associate Professor at IT University of Copenhagen
https://www.pinartozun.com/
https://itu-dasyalab.github.io/RAD/
http://distortedpollyanna.blogspot.com/