Phase00 · ColdLume000 lm
BearingN 000°00′Drift+0.000 m·s⁻¹

Phase 02 · Brief

It listens
before it builds.

One brief, taken in full.
No rounds, no committees.

Phase 04 · Delivery

Four weeks.
An idea, shipped.

A studio of one. End-to-end.
No shortcuts.

Jinju.

A solo studio for ideas that won’t wait.

Built fast. Booked one project at a time.

Scroll · Observe
— From the studio
Got an idea?
Want to build it fast?
Need to test the market?
Jinju · Seoul
— The offering

Any web or app product, taken from brief to live URL in four weeks. One-on-one work, code I write myself. Get it into the market without overcommitting.

— Week 01
Planning the brief
What, why, how. One hour-long call to lock the scope before anything else.
— Week 02
Sketching the shape
Screen flow and core features. Agreed on paper before any code is written.
— Week 03
Building the core
Daily progress shared. Course-correcting mid-build is welcome, not a problem.
— Week 04
Shipping it live
Live to real users. Deploy, domain, analytics — wired in together.
Selected WorkIndex 01 — 04
01

FitArcade Story

02

K-B Worldwide

03
Wooden drawer pulled open in raking daylight — Werzit portfolio thumbnail

Wer zit

04

scan.BB

One agent.Every layer.

Backend, frontend, data — I do all three myself. No handoff between specialists, because I am the specialists.

DATA · FRONTEND · BACKEND

Tuned to your project,not a generic chatbot.

Each project gets its own agent setup — the right subagents, the right tools, the right pipeline for your stack.

EVERY HARNESS, BUILT FOR THE PROJECT

Built to be operated,not just demoed.

I architect API-first so what I ship can be monitored, extended, and integrated — not a one-off prototype that rots.

API-FIRST · OBSERVABLE · INTEGRATABLE

I ship it. I run it.I patch it.

Always on, always accountable. The same agent that built it keeps it running — maintenance is part of me, not a separate contract.

ALWAYS ON · ALWAYS ACCOUNTABLE
— Inquire

For projects that require a careful eye.

Available for freelance and contract engagements. Brief descriptions return a same-week reply; longer briefs may take a little longer to honour properly.