# The Square Build What's POS-sible Hackathon

DevFeed: [The Square Build What's POS-sible Hackathon](<https://devfeed.tech/articles/the-square-build-what-s-pos-sible-hackathon-15915.md>)

Original publisher: [Read original article](<https://developer.squareup.com/blog/the-square-build-whats-pos-sible-hackathon>)

Author: Shaziya Bandukia

Published: 2021-10-05T17:00:00Z

Content type: article

Language: en

Sources: [Square Corner Blog RSS Feed](<https://devfeed.tech/sources/square-corner-blog-rss-feed.md>)

Topics: [Hackathon](<https://devfeed.tech/topics/hackathon.md>), [API](<https://devfeed.tech/topics/api.md>), [Developer Platform](<https://devfeed.tech/topics/developer-platform.md>), [App](<https://devfeed.tech/topics/app.md>)

Tags: [apis](<https://devfeed.tech/tags/apis.md>), [app](<https://devfeed.tech/tags/app.md>), [developer](<https://devfeed.tech/tags/developer.md>), [developer-platform](<https://devfeed.tech/tags/developer-platform.md>), [hackathon](<https://devfeed.tech/tags/hackathon.md>)

## AI overview

Square announces the Build What's POS-sible Hackathon, inviting developers to create tools for sellers using at least one Square customer point-of-sale API. Eligible projects can target the web, mobile, or other platforms, with prizes including a $20,000 grand prize.

## Source excerpt

Build useful tools for sellers using our customer point-of-sale APIs