Developer Stories
Headspace's Android reboot increases monthly active users by 15%
Updated September 27, 2021
In order to launch new features on their Android app, Headspace spent 8 months refactoring their architecture and rewriting in Kotlin. Learn how this reboot helped their business grow.
SmartNews reduces lines of code by 20% and improves team morale with Kotlin
Updated January 6, 2021
SmartNews helps millions of people discover their world everyday by sharing timely news from a diverse set of news sources.
Twitter increases developer productivity and code reliability with Kotlin
Updated October 21, 2020
Twitter is one of the most widely used social media platforms where users can see what’s happening in the world at any given moment.
Google Home reduces #1 cause of crashes by 33%
Updated July 13, 2020
The Google Home app helps set up, manage, and control your Google Home, Google Nest, and Chromecast devices—plus thousands of connected home products like lights, cameras, thermostats, and more.
Duolingo completes migration to Kotlin and reduces its line count by an average of 30%
Updated May 15, 2020
Duolingo is one of the most popular language learning platforms in the world, and one of the most-downloaded free education apps on Google Play, with more than 200 million downloads.