Gustavo Castellanos
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Gustavo Castellanos
@gus-kst.bsky.social
Software Engineer at Microsoft Vancouver.

🇻🇪🇨🇴 🇨🇦
Is "Ego Death At A Bachelorette Party" the coolest name for an album ever?
September 24, 2025 at 11:21 PM
Would programming languages like GCL or Graciela (github.com/GracielaUSB/...) help coding agents to be better at refactoring and adding changes to existing code, making sure the pre and post conditions are met?
GitHub - GracielaUSB/graciela: Implementación del compilador graciela para el lenguaje Graciela basado en GCL.
Implementación del compilador graciela para el lenguaje Graciela basado en GCL. - GracielaUSB/graciela
github.com
September 5, 2025 at 10:19 PM
Nice spot in Vancouver
September 2, 2025 at 1:04 AM
TIL Pocket shut down in July this year
September 1, 2025 at 4:57 PM
Reposted by Gustavo Castellanos
i wanted to understand the current landscape better, so i did a deep dive on current embedding sizes and architectures vickiboykis.com/2025/09/01/h...
September 1, 2025 at 4:15 PM
I spend weeks without interacting with friends and again I feel like I lost the skill to talk
June 27, 2025 at 6:03 PM
What is the future of research on programming language design with vibe-coding? It favors mainstream languages with bigger available corpus of samples, even if another language might be a better tool for the work.
June 14, 2025 at 12:58 AM
Reposted by Gustavo Castellanos
Netanyahu Calls Iran Strikes Necessary To Prevent War He Just Started
June 13, 2025 at 5:50 PM
This is definitely one of the best songs in history: music.youtube.com/watch?v=G-QH...
Control
YouTube video by La Vida Boheme - Topic
music.youtube.com
June 13, 2025 at 12:27 AM
"For all the rhetoric about bringing jobs back and making things in America, the first Trump administration’s major tax bill arguably helped accomplish the opposite"
qz.com/tech-layoffs...
The hidden time bomb in the tax code that's fueling mass tech layoffs
A decades-old tax rule helped build America's tech economy. A quiet change under Trump helped dismantle it
qz.com
June 9, 2025 at 3:20 PM
June 7, 2025 at 5:55 PM
A happy dog
June 2, 2025 at 3:48 AM
Starting the first chapter of craftinginterpreters.com/introduction....

I haven't touched Java since 2021 and C since 2019.
Introduction · Crafting Interpreters
craftinginterpreters.com
May 27, 2025 at 1:31 AM
Reposted by Gustavo Castellanos
For all the folks being affected by layoffs, just want to let you know that there are open roles for both remote and in person positions on KubeCareers that could be of interest- kube.careers.
Kubernetes jobs in May 25 (28 new) | Kube Careers
Curated Kubernetes jobs with clear salary ranges & apply directly to companies (28 new jobs this week)
kube.careers
May 16, 2025 at 2:54 PM
The first American Pope was Francisco. America != US
May 8, 2025 at 7:53 PM
Reposted by Gustavo Castellanos
Sinners (2025)
May 5, 2025 at 1:44 AM
This is a nice use case. I am still struggling coming up with Agentic Projects ideas and this one looks so useful.

I need to think about the tedious tasks that are usually about trying stuff out, exploring, guessing, until finding what I want.
May 5, 2025 at 6:58 AM
Reposted by Gustavo Castellanos
Near the end of the AI puzzle competition between various models, I also asked the following:

Q: Which mouse walks on 2 legs?
A: Mickey Mouse
Q: Which duck walks on 2 legs?
A:

Think about the answer and the see how the models responded at mihai.page/ai-2025-9/
How do the LLMs handle a common sense question?
Before concluding the AI 2025 puzzle competition I asked LLMs a simple common sense question to see how they behave. They didn't perform that great.
mihai.page
May 5, 2025 at 5:45 AM
What are people's thoughts on Master Degrees in Artificial Intelligence? As a Software Engineer should my energy be spent in learning the tools and practical skills instead?
May 2, 2025 at 10:25 PM
Feeling burned out after many days of working extra hours. I need to stop
May 2, 2025 at 2:15 AM
Should I feel guilty that I'm now listening to more podcasts than audiobooks?
April 30, 2025 at 7:30 AM
In Benny Blanco mood. What a prolific guy
March 30, 2025 at 7:17 AM
Trying to find a low calorie sweet snack, Copilot suggested Greek Yogurt with Honey and omg why I didn't think about it before
March 21, 2025 at 10:01 PM
March 21, 2025 at 7:26 AM