I'm a software engineer living in San Francisco. Previously I was at South Park Commons and Figma , and graduated from UC Berkeley in 2019. This is my blog where I post about things I'm interested in, mostly tech-related.
Visit andrewkchan.dev → On Hacker News Dec 2023 – Feb 2026
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Fire is an interesting graphics problem. Past approaches generally faked it. For example, Lord of the Rings used sprites with lots and lots of smoke (the fluid sim was too expensive at the time, even for movies). Real-time applications like video games have pretty much exclusively used non-physical approaches.
This post is about building an LLM inference engine using C++ and CUDA from scratch without libraries.
I spent 2022 learning to draw and was blindsided by the rise of AI art There is lots to say about this, whether it has been or will be a good thing for artists and society in the long run. I hope to write about it in another post. models like Stable Diffusion. Suddenly, the computer was a better artist than I could…
For some reason, nobody's written about what it takes to crawl a big chunk of the web in a while: the last point of reference I saw was Michael Nielsen's post from 2012 .