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Federico Dominguez

@federicodm.bsky.social
125 followers 331 following 40 posts

MSCAPP @UChicago | Economics @ITAM_mx 🇲🇽 Data Scientist / Engineer @ Energy and Environment Lab | Hip Hop Dancer

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Federico Dominguez @federicodm.bsky.social · 13/06/2025
Oh nice, I do need some particular type of music (like videogames or certain movies OSTs). Any DnD podcast you recommend? I had never heard of those!
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Federico Dominguez @federicodm.bsky.social · 11/06/2025
No slack messages, no e-mails, just a nice coding playlist and VSCode 🤩
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jon ben-menachem @jbenmenachem.com · 03/02/2025
New paper from Vargas and colleagues theorizes & measures "Academic Copaganda": "studies contesting social movement claims by authors (1) masking their conflicts of interest, or (2) espousing police epistemology." www.cambridge.org/core/journal...
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Federico Dominguez @federicodm.bsky.social · 25/04/2025
Nice 😅 #databs
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Federico Dominguez @federicodm.bsky.social · 18/03/2025
Every once in a while I bump into some good old RegEx #databs
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John Kutay @jkxosound.com · 22/02/2025
and that’s why I’m working on a Saturday morning 🫠
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Federico Dominguez @federicodm.bsky.social · 16/02/2025
My life at work right now... #databs
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Netflix @netflix.com · 01/02/2025
You have now completed January 2025.
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Federico Dominguez @federicodm.bsky.social · 29/01/2025
One more day of data cleaning in this politically troubled world #databs
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Michael Mullarkey @mcmullarkey.bsky.social · 21/01/2025
I got laid off suddenly and I'm looking for a new gig — remote or Denver based data scientist/ML engineer roles I'm good enough at coding to not break prod and good enough at humans that I used to be a therapist Reach out via the email on the resume I've linked below or DM with leads, thank you!!
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Federico Dominguez @federicodm.bsky.social · 21/01/2025
C'mon Spotify, let me sort the album by number of plays (!!!) #databs
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Federico Dominguez @federicodm.bsky.social · 15/01/2025
I feel kinda embarrassed cause I have been using it on and off since 2020... like should I just do weekly exercises or something just to remember?
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Federico Dominguez @federicodm.bsky.social · 14/01/2025
A mix of Chat GPT and no longer working in SQL-intensive projects...
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Federico Dominguez @federicodm.bsky.social · 14/01/2025
I used to know several Pandas and SQL functions by heart... now they're just gone from my brain #databs
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Federico Dominguez @federicodm.bsky.social · 14/01/2025
What have been the greatest challenges so far during your Head of Data journey?
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Federico Dominguez @federicodm.bsky.social · 14/01/2025
Yes that's true! I am trying to squeeze Polars on a couple of projects, but several of them are completely written on Pandas. I am not brave enough to do that refactoring just yet 😅
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Federico Dominguez @federicodm.bsky.social · 14/01/2025
Aaaah I feel the opposite somehow 🤦🏻‍♂️ — those .loc and .iloc statements are still engrained in my brain.
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Tom Hipwell @tomhipwell.co · 02/01/2025
Good list, would be good to hear additions from #dataBS, I would add "what are embeddings" by @vickiboykis.com -> www.latent.space/p/2025-papers
latent.space
The 2025 AI Engineering Reading List
We picked 50 paper/models/blogs across 10 fields in AI Eng: LLMs, Benchmarks, Prompting, RAG, Agents, CodeGen, Vision, Voice, Diffusion, Finetuning. If you're starting from scratch, start here.
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Federico Dominguez @federicodm.bsky.social · 02/01/2025
I've seen that most Data Engineering jobs require one of these (forgot to include Airflow also). I haven't had a chance to work with any orchestration tool so far, so I thought it'd be good to have one under my belt! Any advice?
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Federico Dominguez @federicodm.bsky.social · 02/01/2025
I am mostly doing ML / DS / DE work! So whichever language is more appropriate for that. To be honest, I have not done much research, but I think I’m leaning towards Rust 🦀
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Federico Dominguez @federicodm.bsky.social · 31/12/2024
Data To-do list for 2025: - Learn an orchestration tool (currently choosing between dbt / dagster) - Learn RAG - Learn LLM fine-tuning - Learn another language (I’m choosing between Rust and Go) - Learn basic Computer Vision Sounds pretty unrealistic, but oh well 😆 #databs
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Brandon Rohrer @brandonrohrer.com · 31/12/2024
I learned A TON from running End to End Machine Learning for 6 years. I've tried to capture some of it here. More than anything I'm grateful to all of you who were a part of it. You were the heart. www.brandonrohrer.com/e2eml_lessons
Lessons learned from the End to End Machine Learning School
Brandon Rohrer
Six years ago I started putting machine learning courses online in what I called the End to End Machine Learning School (e2eML). I hoped that eventually I would build a curriculum and a student body large enough to be self sustaining and allow me to teach full time. As of March 1, 2025 I'll be closing it down. Here are some things I learned along the way.

Money comes from students
It's obvious in retrospect, but in a school like mine, every dollar that went into my pocket came out of a student's pocket. In order to make enough to rely on teaching as a primary source of income, I either had to charge a few students a lot of money, or lots of students a little money. These approaches represent two different business plans: one where I focus on a small group of high-paying students and one where I recruit as many students as possible who can pay a small fee.

People don't like giving away their money
I was active on LinkedIn and Twitter and sent email newsletters. I posted regularly and engaged with commenters. I answered follow up questions and was responsive to requests. I had tens of millions of impressions on posts advertising my courses. Over 16,000 students committed to the school enough to sign up with an email address for some of the free content. Maybe 2% of those signed up for paid courses. Sales and marketing is hard work and I have a lot of respect for the people who are good at it.
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Federico Dominguez @federicodm.bsky.social · 28/12/2024
My reaction when I open Twitter and see nonsense immigration discussions
media.tenor.com
a man in a striped shirt is holding a cup
ALT: a man in a striped shirt is holding a cup
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Thomas @bthomas.bsky.social · 22/12/2024
Ecosystem of 350k models and datasets on @hf.co's hub, connected to other models or datasets they were derived from (where that information exists, which is not the case for another 1M entities) #databs public.graphext.com/d9275e17cc44... Color, filter and search within each of the 30 variables...
Hugging Face model and dataset connectivity graph
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Federico Dominguez @federicodm.bsky.social · 13/12/2024
Me reading AWS' documentation whenever I try to do something with boto3 #databs 🫠
media.tenor.com
a close up of a piece of paper that says ' i ' on it
ALT: a close up of a piece of paper that says ' i ' on it
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Santiago @svpino.com · 11/12/2024
I feel seen. (h/t to @forrestbrazeal)
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Federico Dominguez @federicodm.bsky.social · 10/12/2024
The ".loc" and ".iloc" syntax is still ingrained in my brain, so it has been a bit hard to get used to Polars' syntax -- but the execution time definitely makes a difference!
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Christian Minich @christianminich.com · 08/12/2024
When my PR reviewer tells me I should use this architecture or that software pattern #dataBS
Yoda saying “Code runs, or it runs not, there is no “should”
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Federico Dominguez @federicodm.bsky.social · 09/12/2024
Beginning my transition from pandas to polars… 🐼 —> 🐻‍❄️ Will likely be a pain, but the faster execution times may be worth it #databs
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Federico Dominguez @federicodm.bsky.social · 07/12/2024
Pros: - You get to learn a lot of everything since you get to do a bit of everything (Data Scientist / Engineer, etc)} - You can leave great foundations of how data projects are built in the org Cons: - Lots of responsibility and higher workload than average - Lack of senior guidance (that's you)
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Federico Dominguez @federicodm.bsky.social · 07/12/2024
Discovering that there's a Dark Theme in AWS made my day brighter 🤩 #databs
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Tinz Twins | AI and Coding @tinztwinshub.bsky.social · 06/12/2024
Retrieval-Augmented Generation: Clearly explained 🔥 #LLMs #datasky #mlsky
Retrieval-Augmented Generation
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Federico Dominguez @federicodm.bsky.social · 03/12/2024
Ufff Regis, lo bueno es que ya solo quedan dos quarters más!
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Federico Dominguez @federicodm.bsky.social · 03/12/2024
Ufffas, ocupas una de 1TB
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Federico Dominguez @federicodm.bsky.social · 03/12/2024
Also the fact that I cannot import a particular function from another script without having to run (or "source") the other R script
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Federico Dominguez @federicodm.bsky.social · 02/12/2024
The several different ways to create an array just confuse me..
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Federico Dominguez @federicodm.bsky.social · 02/12/2024
Currently refactoring a codebase that was pretty ugly (which I had done 😅)
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Santiago @svpino.com · 30/11/2024
Data is the most fundamental requirement to build a good machine learning system. Common challenges: - Not having enough of it - Poor-quality - Nonrepresentative training data - Not enough relevant features - Too many irrelevant features - Low diversity Garbage in, garbage out.
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Jon Cooper @joncooper-us.bsky.social · 29/11/2024
If you’re one of the millions of users who are new to Bluesky, you may find this blog useful. 🦋
bsky.social
Tips and Tricks for Bluesky Search - Bluesky
Let’s dive into all the tips and tricks for advanced Bluesky search!
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Federico Dominguez @federicodm.bsky.social · 29/11/2024
What do they have in common? How do they differ? How frequently are they uploaded?
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Harry Eccles @harryeccles.bsky.social · 28/11/2024
Repost if BlueSky is now your primary social media site.
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Federico Dominguez @federicodm.bsky.social · 29/11/2024
Pushed to prod and things didn’t break ✌🏼
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Federico Dominguez @federicodm.bsky.social · 28/11/2024
Thank you for sharing! Any advice on how to get started on dbt or any other orchestration tools?
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Stella Biderman @stellaathena.bsky.social · 28/11/2024
A dataset of 1 million or 2 million Bluesky posts is completely irrelevant to training large language models. The primary usecase for the datasets that people are losing their shit over isn't ChatGPT, it's social science research and developing systems that improve Bluesky.
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Federico Dominguez @federicodm.bsky.social · 28/11/2024
Buenos días! Qué gusto ver gente de Tech de México por acá
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Federico Dominguez @federicodm.bsky.social · 28/11/2024
Just put it on a Git repo and track the changes ✌🏼🦋
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Federico Dominguez @federicodm.bsky.social · 25/11/2024
I do some exploratory transformations for creating the Viz/Dashboard. Then, ideally (key word) I try to setup a cronjob that creates the new table used by the dashboard.
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Federico Dominguez @federicodm.bsky.social · 25/11/2024
Ahhh I see — then yeah I agree with your point
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