Important
Most of my work has moved to git.tobydavis.dev, so check that out to see my latest stuff. You may also want to check out tobydavis.dev for blog posts and project pages.
I am interested in high-performance computing, low-level engineering and systems programming.
I enjoy solving problems and writing (very) fast code.
- Advent of Code 2025 in under 800us:
AdventOfCode
Pencilcaseman/AdventOfCode - A highly optimized, lazily evaluated, multi-backend C++ linear algebra
library: LibRapid
LibRapid/librapid - Calculate pi to billions of digits:
Iron Pi
Pencilcaseman/iron_pi - My Neovim configuration:
nvim-config
Pencilcaseman/nvim-config - A (simple) symbolic math library in C++:
SymboMath
Pencilcaseman/SymboMath
I've bee fortunate enough to take part in these supercomputing competitions:




