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Parunyuภรัณยู · Pee

Your idea, shipped as a real web app.

Web apps, LINE bots, back-office and factory systems — delivered, deployed, actually used.

Paid through Fastwork escrow — safe for both sides

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Next.jsReactTypeScriptNode.jsSupabasePostgreSQLTailwind CSSLINE Messaging APILIFF
PythonFlutterDockerVercelCloudflareOpenAI / Claude APIn8nPrismaFigma

Services

From the storefront to the factory floor

One person, the whole system. No juggling five vendors.

Web apps

Booking, membership, dashboards or SaaS that work from day one.

LINE Bot & Integration

Chatbots, LIFF, automated alerts — wired into the tools you already use.

Back-office & dashboards

Stop scattering data across spreadsheets. One place, live numbers.

Factory & industrial

Real-time production, stock and floor status — right from your phone.

Mobile apps

iOS and Android from one codebase. Fast, smooth, store-ready.

AI automation & consulting

Use AI to kill repetitive work, and get the architecture right before building.

Featured work

A ledger a real shop uses every day

Tap around inside the phone below — it's the real demo.

Installable PWADemo version

Khanomjeen Phanlan Ledger

An income & expense ledger for Khanomjeen Phanlan noodle shop — a web app you add to your home screen and use like a native app, no app store.

Open it on your phone and tap Add to Home Screen — it installs like a native app.

Sample data only — the shop's real system is live but private.

Other work

Coming soonNew work is on its way
Coming soonNew work is on its way

Want one of these?

Tell me the problem — I'll figure out the smartest way to build it.

I don't only build boring systems

Remanance

A horror game I built from scratch. Playable right here… if you dare.

Process

What happens after you hire me?

  1. STEP 1

    Talk it through

    Tell me what you need and what hurts. I'll turn it into the features that actually matter.

  2. STEP 2

    Scope & quote

    A clear list of deliverables, timeline and a fixed price before we start. No surprises.

  3. STEP 3

    Build + regular updates

    See real progress every week, try it early, adjust along the way.

  4. STEP 4

    Deliver + support

    Handover with training, and I stick around after go-live.

Paid via Fastwork — funds are held in escrow and released when you accept the work.

Hire me on Fastwork

About

Goofy face, serious work

Poke PeePoked 0 times so far

I'm Pee (Parunyu), a developer who likes building things people actually use — from a rice-tracking app for mills to AI tools for content creators.

Good software has to understand the shop floor, not just look nice. So every project starts with one question: "what's the real problem?" — before the first line of code.

After hours I build horror games to scare people (scroll up and try it).

Plain talk

No jargon thrown at clients. I explain so you can see it.

On time

If something's blocked, you hear it from me early. No ghosting.

Built to be used

Success is people using it, not the feature count.

FAQ

Common questions

Depends on size. A small site or form system takes about 1–2 weeks; a system with a back office and multiple user roles is usually 4–8 weeks. You'll get a clear timeline with the quote.

Got an idea?Let's make it real.

One click to start the conversation. Nothing to pay until we agree on the work.

Hire me on Fastwork

Paid through Fastwork escrow — safe for both sides

Or say hi first