Aaron Villalpando (@aaronvi) / X

Aaron Villalpando

5,926 posts

Aaron Villalpando

@aaronvi

Building a framework for AI called BAML. (YC W23). @BoundaryML

github.com/boundaryml/baml

Joined August 2011

Pinned
Aaron Villalpando
@aaronvi
Sep 17, 2025
We are hiring Rust devs to work on building out a programming language (BAML) with crazy new, useful features for making AI pipelines. Our entire team is senior+ engineers. We are a team of 5. We work hard and in person in Seattle. We accept new grads. The interview is not
5.5K
Aaron Villalpando
@aaronvi
Aug 29, 2024
Our team now has 4 absolutely cracked devs one guy chose us over an $800k OpenAI offer another writes programming languages for fun another made FaceID on Pixel phones 100x faster I'm just the personality hire
443K
Aaron Villalpando
@aaronvi
Jun 24, 2024
Replying to @levelsio
do you think they want cafes do be more of a social place vs a coworking place?
120K
Aaron Villalpando
@aaronvi
Aug 2, 2024
Replying to @RobynElyse
maybe we can normalize eating lollipops, maybe they can make some healthy ones
82K
Aaron Villalpando
@aaronvi
Feb 25, 2022
I just quit my Sr Engineer Amazon job after being there for 7 years to start my own thing. As @dvassallo put it, it's time to chart my own path. If I don't do it now I will never do it. I have to try. It's as simple as that.
Aaron Villalpando
@aaronvi
Jun 11, 2025
Claude Sonnet just migrated our Rust repo from Minijinja 1.0 to Minijinja 2.0 in basically one-shot. I just let it run via Cursor's Background Agents feature and it was done after $5 and 10ish mins of work. I was inspired by @mitsuhiko 's posts on Claude code so I gave it a try
00:00
31K
Aaron Villalpando
@aaronvi
Dec 19, 2024
Clickhouse seems to be exploding. Literally every analytics company is migrating to it
52K
Aaron Villalpando
@aaronvi
Apr 14, 2024
Replying to @kunaljeweller and @cakesthebrain
This is amazing. Thanks for sharing. We have all been there.
23K
Aaron Villalpando
@aaronvi
Jan 31, 2024
Replying to @testaccountoki
these PRs need a Linus AI bot that looks at these patterns and yells at you
23K
Aaron Villalpando
@aaronvi
Jul 19, 2024
Replying to @karpathy
when i was at AWS one of the top restrictions was not deploying worldwide at once. You can't safeguard against bugs but you can reduce how many devices can be impacted at any given moment
4.6K
Aaron Villalpando
@aaronvi
Aug 29, 2024
Replying to @aaronvi
i can do a pretty good impressions tbh
33K
Aaron Villalpando
@aaronvi
Sep 26, 2024
Replying to @alexalbert__
3 months with 3.5 sonnet has felt like an eternity
6.1K
Aaron Villalpando
@aaronvi
Aug 29, 2024
Replying to @aaronvi
also not to forget our ex-intern @anishpalakurT who reworked our language's AST in like 2 weeks, in rust
32K
Aaron Villalpando
@aaronvi
Jun 24, 2024
Replying to @levelsio
their need to make money now may also outweigh the need for hackers to use their space to make money in the future
11K