I'm Miguel Liezun. I write about programming, side projects, and the systems behind them. I've built Grotsky, a toy language implemented in Rust. This site is generated with Grotsky as static HTML.
Last updated on 2026-07-15.
- Working on caddy-snake, a plugin for the Caddy proxy that embeds the Python interpreter.
- Platform to run RISC-V CI/CD jobs at riscvrunners.com.
- I've built Grotsky, a toy programming language made with Rust before LLMs. Sometimes I still poke around with it.
- Head of Engineering at FoundationalBio, building the future of science.
More about the /now page.