AI builder · Perth, WA

I build AI tools that actually ship.

Finance background, builder mindset. I use Claude Code to turn ideas into working products: budgeting apps, market reports, field-reporting tools. Here I share the projects and the exact steps.

See my work Start with Claude Code
  • Applied AI
  • Finance
  • Claude Code
  • Supabase
  • Python
  • React
Portrait of Nicolás Martelli

Selected work

Things I've built

All projects →
Personal finance

Housenancials

Household budgeting and a 30-year retirement projection, with AI insights written by Claude.

React · Supabase · Vercel · Claude API Market analytics

Car Report

Used-car market reports for any make and model: price drivers, a price calculator and the best-value listings.

Python · data viz · PDF reports Construction ops

arquiApp

Site foremen record voice notes; AI transcribes and organises them into a project dashboard.

Next.js · Supabase · Claude · Whisper

From the blog

Step-by-step guides

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Guide · 10 min

How to start with Claude Code and build your MVP

From idea to a live link in an afternoon: Claude Code, GitHub, Supabase and Vercel, with the exact prompts.

Let's connect

Working on AI in finance?

I'm open to roles and projects in applied AI for finance in Perth. Happy to chat.

About me & contact