OakLand
A small programming language with an interpreter you can step through and a compiler to WebAssembly you can read.
StackTypeScript · WebAssembly · React
Proof1,600+ tests · 18–358× faster
StatusLive
HenryQuel
About
I build web and mobile software end to end: from a compiler that writes WebAssembly to a notebook for your next interview.
const henry = {
role: "Full-stack developer",→ ok
based: "Guatemala City · remote",→ ok
stack: ["TypeScript", "React", ".NET", "WebAssembly"],→ 4 items
built: ["OakLand", "JobHuntly", "BugLab", "Rung", "Forge"],→ 5 items
openTo: "Remote roles and contract work",→ true
};
// scroll, and read what it built ↓
Projects
Case study →
JobHuntly
An interview notebook: prepare each round, write down what happened, and see what your search says.
StackNext.js 16 · React · .NET 8 Web API
ProofAI only ever drafts
StatusLive
BugLab
Learn to read broken Python: predict the result, find the bug, explain it, then fix it.
StackNext.js 16 · React 19 · TypeScript
Proof177 unit · 87 e2e tests
StatusLive
Rung
Practice React the way an interviewer asks: twelve exercises, a real editor in the browser, feedback you can trust.
StackNext.js 16 · React 19 · TypeScript
Proof81 automated checks
StatusLive
Forge
A VS Code extension that turns the editor into a place to learn: guided missions reviewed by AI.
StackTypeScript · VS Code Extension API · Node.js
ProofPublished · paused
StatusPaused
Published, paused.
No backend is running,
so there is no demo to open.
No backend is running,
so there is no demo to open.
Where it
ran for real
Full-stack developer (contract)Farmacias Galeno
Part of the team building the company's official sales mobile app, in React Native with GraphQL. Built internal business tools end to end, from the database to production, with a .NET 8 API and a React front end.
Lab tutorOrganización Computacional, University of San Carlos
Taught the lab of Computer Organization (Organización Computacional): wrote diagnostic exams, original guides and official material. One-to-one tutoring to improve understanding and the pass rate.