Company News· 5 min read· November 5, 2025

How We Deliver a Working Demo in 2 Hours

Our signature offering sounds impossible. Here is exactly how we turn a first call into a working prototype within 2 hours.

F
firedev.cz Team
Engineering & Strategy

When prospects first hear our promise — "a working demo of your product within 2 hours of the first call" — the reaction is usually skepticism. That is fair. It sounds like marketing fluff. But it is not.

The Method Behind the Speed

Our 2-hour demo process is built on three pillars:

1. Pre-Call Preparation

Before we get on the call, our team reviews everything you have shared — pitch decks, feature lists, wireframes, competitor links. By the time we dial in, we already understand your domain and have a preliminary architecture in mind.

2. The Structured Discovery Call (30 Minutes)

The call itself is highly structured. We are not brainstorming — we are extracting critical decisions:

  • What is the single most important user flow?
  • What data does the system need to handle?
  • What is the visual reference or mood?
  • What integrations are non-negotiable for v1?

We time-box this ruthlessly because every minute spent talking is a minute not spent building.

3. The Build Sprint (90 Minutes)

While you grab a coffee, our rapid prototyping team goes to work. We use a battle-tested toolkit:

  • Next.js with pre-built component libraries for instant UI
  • Tailwind CSS for rapid styling without writing custom CSS
  • Supabase or Firebase for instant backend and database
  • Vercel for one-click deployment

We focus on the core user flow — not edge cases, not admin panels, not settings pages. The goal is to show you something real: a working URL you can click through, with realistic data, that demonstrates the core value proposition of your product.

Why This Matters

The 2-hour demo is not the product. It is a conversation starter. It shows you how we think, how fast we move, and whether our technical taste aligns with your vision. For you, it de-risks the engagement — you see our work before you commit to anything.

For us, it is the most effective sales tool ever invented. No slide deck competes with a working prototype.

The Results

Over the past year, 78% of prospects who received a 2-hour demo signed a development contract. Not because the demo was perfect — but because it proved we understand their problem and can execute.

Share: