Louise de Leyritz — I write about data and AI.

I write about data and AI.

Things I've built

The Guest Portrait app: Elena, a VIC guest seen across three properties, with lifetime spend, nights, average rate and her upgrade responsiveness.

July 1, 2026

I built a guest 360 from Salesforce and MongoDB in an afternoon

In one afternoon I pulled guest data out of Salesforce and MongoDB, built a pipeline that cleans and refreshes itself with dynamic tables, and had Cortex Code build a React app on top. Here is what I built and the Snowflake features it took.

A sample vendor invoice with vendor name, invoice number, dates, line items, and total due.

June 24, 2026

I built an invoice processing pipeline in 30 minutes

I built a pipeline that reads a pile of invoice PDFs and turns them into a queryable table, in plain SQL, in about 30 minutes.