NULLFIDES®

sys.init — software atelier — engineering · product · design

NULLFIDES

We build software from nothing — and make it worth trusting. The interface, the API, the infrastructure underneath. Shipped in weeks, versioned and observable, and kept standing long after launch.

Mode
Build Ship
Formation
Small by design — senior only
Response window
≤ 48h CET
01 / Doctrine

Trust is compiled,
not claimed.

The name is the method: null — the empty repository — and fides, Latin for trust. Our whole job is turning one into the other.

We design and ship software end to end — web products, the tooling around them, and the plumbing underneath.

Small and senior by design: the people who scope your project are the ones who build it. No handoffs, no juniors learning on your budget.

We ship in weeks, in the open — working software you can click every week, not a deck. Then we stay on to keep it alive.

Null → Fides

You bring the null.
We bring the fides.

Start a project
02 / Capabilities

Three blades.

01

Product Engineering

Full-stack builds from first commit to production — interface, API, infrastructure. Shipped weekly, versioned, observable. We keep what we build standing.

  • Web apps
  • APIs
  • Infra / DevOps
  • AI features
Long-exposure light trails — many signals in motionFIG.01 // SYSTEMS IN MOTION
02

AI & Automation

The useful kind, not the demo kind. Data pipelines, agent-wired tooling, and AI features that do real work inside a product — measured, bounded, and shipped to production like everything else.

  • AI features
  • Data pipelines
  • Agents / MCP
  • Workflow automation
03

Product Design

Interfaces that feel engineered, not decorated. Designed and built in the same room — nothing lost in a handoff, nothing added for a dribbble shot.

  • Interface
  • Brand
  • Prototyping
  • Design systems
 nullfides — build — 80×24
Engineering · AI · Design

Need one of these —
or all three?

Scope it with us
03 / Evidence

Things we own.

EXHIBIT A // PRODUCT // LIVE

Niche Finder

Data pipeline · Web app · Weekly research engine

Mines the App Store for under-served niches and scores the opportunity — gold-bearing seams in ordinary rock. Scraper, opportunity model, reading interface. Distributed weekly.

Open exhibit ↗
Veins of native gold running through dark quartz oreFIG.02 // OPPORTUNITY DENSITY
EXHIBIT B // PRODUCT // LIVE

Mundial '26

Web app · Prediction pool · Real-time leaderboard

A World Cup prediction pool: call every scoreline, picks lock at kickoff, climb a live leaderboard. Points-race charts, head-to-head analytics, and an awards engine — built full-stack on Next.js, tRPC and SQLite.

Floodlit football stadium at night, packed stands, glowing pitchFIG.03 // EVERY SCORELINE, CALLED
Selected work

We build ours between
client work. Yours is next.

Start a project
04 / Protocol

Engagement protocol.

01

Scope

Short, paid discovery. We map what you need against what you asked for, and price the honest version.

02

Build

Weekly, working software you can click — not decks. Course-correct early, in the open.

03

Prove

We test it under real conditions and fix what breaks before your users ever see it. Surprises happen here, not in production.

04

Steward

Software rots. We stay on retainer for what keeps a product alive and worth trusting.

Four movements

Week one, you'll have
something to click.

Book the scope call
05 / Transmit

Open a channel.

Tell us what you're building — or what keeps you up about what you've already built.

> @wontf1x on X
> Remote-first — CET hours
> Reply within 48h — a few lines is enough
> Few engagements at a time. We say no a lot.
opening X…