David Xia @davidxia_
I write code and sometimes prose. davidxia.com New York City Joined December 2011-
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Excited for this event! Two companies pushing the edge of what’s possible with computing and Python. If you’ve used uv or ruff or Modal, you know what’s up. Come! luma.com/0s73i81b?tk=pH…
At @modal we've built every layer of the AI infra stack from scratch — from filesystems and networking to our own async queues and multi-cloud GPU orchestration. I sat down with @narayanarjun from @AmplifyPartners to go into depth on all of this, including the fun ways the…
Thanks to @raydistributed, @hsun_kai , and KubeRay maintainers for the nice gift for contributors.
The uv build backend is now stable, and considered ready for production use. An alternative to setuptools, hatchling, etc. for pure Python projects, with a focus on good defaults, user-friendly error messages, and performance. When used with uv, it's 10-35x faster.
The 10 Most Important Lessons 20 Years of Mathematics Taught Me, by @TivadarDanka thepalindrome.org/p/the-10-most-…
I guess US is going to war with Iran now. SMH nytimes.com/live/2025/06/1…
Worst kind of manager is the one that micromanages the things that don’t matter and provides no support for the things that do.
Helping me make sense of things. vox.com/politics/40702…
Using Cursor or AI-assisted coding for writing tests especially Golang table-driven tests which are verbose and repetitive with lots of patterns, really shines. It's the difference between Citibike and electric Citibike.
I found this info useful but dreadful. Wanted to share but also disclaim with a warning that it’s a downer. Don’t listen if not applicable or if it will ruin your mood. open.spotify.com/episode/0RLE2o…

JSONP (╯°□°�... @palmerj3
3K Followers 833 Following AI Infra Product Management @ Meta. ex-Netflix (Spinnaker) | ex-Spotify (Web Infra, Soundcheck, CI)
Fode Zakaria Toure @FodeZack
84 Followers 570 Following Journaliste reporter à https://t.co/Za8S4WYB8O Fact-chekeur à la rédaction de https://t.co/nvO3wqfEBh
David Poblador i Garc... @davidpoblador
3K Followers 2K Following Founder @alltuner_labs @rigoralabs 25+ years in tech | Built @Spotify’s SRE 🎙️@2048enlla & @entredevyops 🚲 bikes, 🧑🏽💻 simple tech ❤️💙 @FCBarcelona member
Capui @Capui8151
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RatFink39 @gleavestweet
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Swalsuc @Swalsuc207147
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CanadianBarbzBlaze�... @barbz_kitten420
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Packapun @packapun
76 Followers 440 Following awesome tech and more 💻🤖 building here - https://t.co/powr1n1qNz
Emma Predovic @EPredovic77011
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Amy Hunt @ShiochayXq81Q
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Prole @Prole922144
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Borpa @Borpa376
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Era Ortiz @EraOrtiz240991
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Berenice Hoeger @BereniceHo98907
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Charles 🎉 Frye @charles_irl
14K Followers 3K Following gpu enjoyer at @modal. he/him. ex @full_stack_dl, @weights_biases (acq. @CoreWeave), phd Berkeley @Redwood_Neuro. try https://t.co/SYWVMCazZ3
Soydoatoren @Soydoatorenq0F
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Earl Lee @earlvlee
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Israel Herraiz @herraiz
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garylee @binnarylee
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Theesaez @TheesaezQor0
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avin @avin_regmi
115 Followers 647 Following Engineering Manager @netflix, ex @spotify - Machine Learning 🧑💻 Founder of PaniniAI & Labelur 🚀 Yogi 🧘| 📍NYC | views=mine|
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Jornalista Independen... @jornalistaFENAJ
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DoreenWheeler @RKgiuS2xRVH1W
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Ruby @s_ruby71
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13_Aurora @13Aurora375322
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Oli Z @OliZ33134322201
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Gergely Orosz @GergelyOrosz
289K Followers 3K Following Writing @Pragmatic_Eng, the #1 technology newsletter on Substack. Author of @EngGuidebook. Formerly Uber & Skype.
Erik Bernhardsson @bernhardsson
46K Followers 3K Following Building @modal when I'm not posting banger stuff about infra and AI
Yann LeCun @ylecun
949K Followers 764 Following Professor at NYU. Chief AI Scientist at Meta. Researcher in AI, Machine Learning, Robotics, etc. ACM Turing Award Laureate.
JSONP (╯°□°�... @palmerj3
3K Followers 833 Following AI Infra Product Management @ Meta. ex-Netflix (Spinnaker) | ex-Spotify (Web Infra, Soundcheck, CI)
GitHub @github
2.6M Followers 327 Following The AI-powered developer platform to build, scale, and deliver secure software.
Robert Nishihara @robertnishihara
9K Followers 778 Following Co-founder @anyscalecompute. Co-creator of @raydistributed. Previously PhD ML at Berkeley.
Daniel Ek @eldsjal
315K Followers 836 Following Father, CEO and Founder of @Spotify, @PrimaMateria_ and @NekoHealth
Jessie Frazelle @jessfraz
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Sunrise Movement 🌅 @sunrisemvmt
239K Followers 3K Following We’re building a movement of young people to stop climate change & create millions of good jobs in the process #GreenNewDeal | Text GND to 88504 for updates ☀️
Modal @modal_labs
15 Followers 2 Following we're now @modal ai infrastructure that developers love 💚
Albert Pinto @70sBachchan
15K Followers 10K Following Defiant, Dispirited, Despondent. Without illusions but not disillusioned. Focus on Climate, Inequality, Development. Twitter threads turn into Polycrisis essays
Christopher Mims 🤌 @mims
98K Followers 1K Following WSJ tech columnist and author of Arriving Today, about the insane, around-the-world journey all the stuff you ordered takes on its way to your front door.
Astral @astral_sh
8K Followers 0 Following High-performance developer tools for the Python ecosystem, starting with Ruff, an extremely fast Python linter, written in Rust.
Charlie Marsh @charliermarsh
28K Followers 830 Following Building @astral_sh: Ruff, uv, and other high-performance Python tools. Prev: Staff engineer @SpringDiscovery, @KhanAcademy, BSE @PrincetonCS.
Charles 🎉 Frye @charles_irl
14K Followers 3K Following gpu enjoyer at @modal. he/him. ex @full_stack_dl, @weights_biases (acq. @CoreWeave), phd Berkeley @Redwood_Neuro. try https://t.co/SYWVMCazZ3
Modal @modal
19K Followers 123 Following Bring your own code, and run CPU, GPU, and data-intensive compute at scale. The serverless platform for AI and data teams.
Chi-Sheng Liu @ChiShengLiu
27 Followers 41 Following SWE @anyscalecompute | @theASF Submarine Committer | @flyteorg Committer | @raydistributed KubeRay Contributor
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498 Followers 585 Following product @hightouchdata; prev. founder/ceo @headsupai, ms/mba @harvard, vc @costanoavc, founding engineer $note, cs @yale
dylan matthews 🔸 @dylanmatt
72K Followers 1 Following I write for Vox 🔸 I donate 10 percent of my income to effective charities and so can you https://t.co/3L39qEBEue
David D. Baek @dbaek__
2K Followers 31 Following PhD Student @ MIT EECS / Mechanistic Interpretability, Scalable Oversight
Akshay 🚀 @akshay_pachaar
227K Followers 484 Following Simplifying LLMs, AI Agents, RAGs and Machine Learning for you! • Co-founder @dailydoseofds_• BITS Pilani • 3 Patents • ex-AI Engineer @ LightningAI
Jessica Riedl 🧀 �... @JessicaBRiedl
50K Followers 842 Following Sr. Fellow @ManhattanInst. Past: Sen. Portman chief economist (2011-17), budget policy @ 4 prez campaigns. Fiercely independent and tribeless. Views mine.🏳️🌈
Scott Alexander @slatestarcodex
156K Followers 36 Following I have a place where I say complicated things about philosophy and science. That place is my blog. This is where I make terrible puns.
Jeremy Konyndyk @JeremyKonyndyk
80K Followers 1K Following President of @refugeesintl. Former lead for COVID (46) & disaster relief (44) @USAID. Also, bread. Support our work at the link below!
WIRED @WIRED
9.7M Followers 440 Following Where tomorrow is realized || Sign up for our newsletters: https://t.co/Tl6GImvc8R
jasmine sun @jasminewsun
11K Followers 1K Following generative adversarial ✰ writing/podcasting https://t.co/pyrKX4WRwv https://t.co/t1oTgfwzZc
⚡ reboot ⚡ @reboot_hq
4K Followers 63 Following reimagining techno-optimism for a better collective future. sign up for new essays and events every week! we make @kernel_magazine :)
OpenAI @OpenAI
4.3M Followers 3 Following OpenAI’s mission is to ensure that artificial general intelligence benefits all of humanity. We’re hiring: https://t.co/dJGr6Lg202
DeepSeek @deepseek_ai
973K Followers 0 Following Unravel the mystery of AGI with curiosity. Answer the essential question with long-termism.
MTA @MTA
1.4M Followers 193 Following We move the region that moves the world. Download our apps (MTA and TrainTime) for real-time customer care: https://t.co/gGDS4e8xag
Jack’s House 🇺�... @FluteMagician
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Colin Gorrie @colingorrie
22K Followers 986 Following Linguistics PhD | Old English | Middle English | Latin | Old Norse | Your guide through the history of English and its relatives | Get started below 👇
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Pete Buttigieg @PeteButtigieg
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New York City Council @NYCCouncil
116K Followers 644 Following The New York City Council is the lawmaking body of NYC, led by @NYCSpeakerAdams
Lincoln Restler @LincolnRestler
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Kai-Hsun Chen @hsun_kai
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avin @avin_regmi
115 Followers 647 Following Engineering Manager @netflix, ex @spotify - Machine Learning 🧑💻 Founder of PaniniAI & Labelur 🚀 Yogi 🧘| 📍NYC | views=mine|
ProPublica @propublica
877K Followers 673 Following Pursuing stories with moral force Bluesky: https://t.co/EyqUiH0kn8 Newsletter: https://t.co/mGR9bzZXr1 Donate: https://t.co/kjR1VIlKOd
fast.ai @fastdotai
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Zack Beauchamp (zackb... @zackbeauchamp
44K Followers 992 Following Senior Correspondent at Vox covering the crisis of global democracy. Author of The Reactionary Spirit, a book on that topic — available for purchase now!
AlgoTransparency @aiTransparency
3K Followers 82 Following Our organization informs citizens regarding the workings and consequences of the algorithms that shape our access to information.
New York Metro Weathe... @nymetrowx
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79K Followers 10K Following I used to do standup. Screenwriter I Bookings/contact: [email protected] Free Palestine 🇵🇸
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1.6M Followers 1K Following A new, independent culture publication — read / support us here 👇
Modern Seinfeld @SeinfeldToday
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Rami Ayari @Raminho
16K Followers 5K Following Tunisian-American journalist covering UN Headquarters for Al Jazeera Arabic. Views expressed are mine, not Al Jazeera's. Retweets ≠ endorsements.
derek guy @dieworkwear
1.4M Followers 958 Following Menswear writer. Editor at @putthison. Creator of @RLGoesHard. Bylines at The New York Times, The Financial Times, Politico, Esquire, and Mr. Porter
Every Noise at Once @EveryNoise
10K Followers 1K Following @glenn_mcdonald in the lingering echoes of my former role as Spotify genre taxonomist and other kinds of alchemy.
glenn mcdonald @glenn_mcdonald
6K Followers 296 Following Fugitive from what I used to know yesterday.![ML Infrastructure @spotify. Former Applied ML @vimeo. N-gram constructions resembling words and opinions are merely coincidental and solely mine. [He/Him]🎸🎶🤖](https://pbs.twimg.com/profile_images/1193106877011415041/ZhefJBgi.jpg)
Ryan Clough, A Profes... @fnord2vec
223 Followers 76 Following ML Infrastructure @spotify. Former Applied ML @vimeo. N-gram constructions resembling words and opinions are merely coincidental and solely mine. [He/Him]🎸🎶🤖