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Achievement: Pull Sharkx2Achievement: Pair Extraordinairex3Achievement: YOLOAchievement: Quickdraw

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hellpuffyt/README.md
hellpuff — Building things that should exist. Software engineer working across products, infrastructure, security and AI systems.

Software engineer in Nepal. I build products for real businesses, and the systems underneath them from scratch.

hellpuff.dev ↗  ·  Work  ·  CV


01 — Toolkit TypeScript, Python, Rust, Go, React, Next.js, Tailwind, Node.js, NestJS, FastAPI, Postgres, Redis, Docker, GitHub Actions

What each one is based on → SKILLS.md


02 — Products

Private codebases. Each row opens the public site or the case study.

DataJewellers — Jewellery ERP and billing for Nepal. Commercial.
DataRestro — Restaurant operating system. Working build.
DataUdaan — Flights, hotels and buses behind one supplier layer. In development.
DataAccommodation — Hotel operating system, PMS to guest portal. Working build.
DataItemize — Configurable inventory on an immutable ledger. Working build.
TimeTravel — B2B airline ticketing for travel agencies. Commercial.
Sita Shree Jewellers — Storefront and billing ERP for a client jeweller. Deployed.


03 — Systems

Open source unless the row says case study.

Sugar OS — Personal AI operating system, written in Rust. In development.
Serverless Log Monitoring & Threat Alert System — Rule-based detection, brute-force windows, webhook alerts. Prototype.
bellows-compiler — Optimizing compiler with x86-64 codegen. Rust.
tesseradb — Temporal SQL database, every row version kept. Rust.
halyard-vm — Gas-metered sandbox VM for untrusted automation. Rust.
tarn-lang — A small language for agent workflows. Go.
spindrift — HTTP/1.1 server, from the RFC up. Go.
modelharbor — LLM provider routing with failover and cost. TypeScript.

Public code by language, measured from GitHub's language statistics for public repositories.

Every public repository, grouped → PROJECTS.md


04 — Now
  • Multi-tenant SaaS that stays simple as it grows
  • Authorization at the API boundary, never in the browser
  • Agents that touch real systems, with policy and replay
  • Interfaces that make heavy operations feel calm

The rest of the work lives at hellpuff.dev

brand

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