# A Peek into Machine Learning at Square

DevFeed: [A Peek into Machine Learning at Square](<https://devfeed.tech/articles/a-peek-into-machine-learning-at-square-15474.md>)

Original publisher: [Read original article](<https://developer.squareup.com/blog/a-peek-into-machine-learning-at-square>)

Author: Sara Vera

Published: 2017-08-04T17:34:16Z

Content type: article

Language: en

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

Topics: [Machine Learning & Artificial Intelligence](<https://devfeed.tech/topics/machine-learning-artificial-intelligence.md>), [datasets](<https://devfeed.tech/topics/datasets.md>), [Development](<https://devfeed.tech/topics/development.md>), [Feature Engineering](<https://devfeed.tech/topics/feature-engineering.md>), [Instrumentation](<https://devfeed.tech/topics/instrumentation.md>)

Tags: [business](<https://devfeed.tech/tags/business.md>), [data](<https://devfeed.tech/tags/data.md>), [data-science](<https://devfeed.tech/tags/data-science.md>), [dataset](<https://devfeed.tech/tags/dataset.md>), [development](<https://devfeed.tech/tags/development.md>), [feature-engineering](<https://devfeed.tech/tags/feature-engineering.md>), [instrumentation](<https://devfeed.tech/tags/instrumentation.md>), [machine-learning](<https://devfeed.tech/tags/machine-learning.md>)

## AI overview

Square describes how it uses machine learning across its business, including internal tools and customer-facing experiences. The article outlines a workflow covering problem definition, data collection and validation, model selection and evaluation, and iterative improvements such as refactoring and feature engineering.

## Source excerpt

We'll be posting more about specific projects, methods, and how we use machine learning in our day-to-day work -- stay tuned! For now...