---
title: "Francesco Pretelli (@xeo) | Hashnode"
description: "Engineering manager in Tokyo. I build apps like NewsNinja, and write about Swift, AI and shipping side projects."
url: "https://hashnode.com/@xeo"
---

@xeo

# Francesco Pretelli

@xeo · Tokyo, Japan · Joined February 2016

Engineering manager in Tokyo. I build apps like NewsNinja, and write about Swift, AI and shipping side projects.

[Website](https://timelabs.io/)

### [How NewsNinja syncs all your data in less than 1 MB of iCloud](https://timefrancesco.hashnode.dev/icloud-key-value-store-sync?utm_source=hashnode&utm_medium=feed)

How NewsNinja syncs feeds, settings, read and starred articles across devices with NSUbiquitousKeyValueStore, and the tricks to stay under 1 MB.

15 min read · [timefrancesco.hashnode.dev](https://timefrancesco.hashnode.dev/icloud-key-value-store-sync?utm_source=hashnode&utm_medium=feed)

[1h ago](https://hashnode.com/posts/icloud-key-value-store-sync/6af45c8627b575f00bea1be4)