Note: this portfolio moves in a spiral.

I build fast, elegant software close to the metal—compilers, WebAssembly runtimes, and the tools around them.

JairusTanakabuilds.

01 / FlagshipGo · WebAssembly

A pure-Go, no-cgo WebAssembly JIT built around fast compilation, native execution, and a capability-aware plugin system.

Creator & maintainer

Wago

02 / Open sourceSIMD · SWAR

Multi-GB/s JSON serialization for AssemblyScript, using carefully chosen SIMD and SWAR algorithms.

Performance without mystery

03 / WorkSecurity · Systems

Building elegant, performant software for a modern application security platform.

Software engineer

04 / More projectsMade in public

A growing systems toolkit

05 / NotesIdeas, explained

Benchmarks, low-level techniques, and documentation for the things I ship.

Write it down

06 / The centerPoulsbo, WA

Compilers, WebAssembly, performance, or an unusually hard systems problem—I’d like to hear about it.

You made it.