Dropbox Engineering Blog

We track 18 mobile engineering articles by the Dropbox team, published 2013 to 2025. They cover Android and iOS. Dropbox writes most about Testing, Build Time and Networking.

Dropbox is a cloud file storage, synchronization, and collaboration platform for individuals and teams. Their mobile apps handle complex file sync across platforms, with engineering teams known for contributions to cross-platform development using Kotlin Multiplatform and C++ shared code.

18 articles · Android, iOS

Website Official engineering blog

Dropbox App Store

Dropbox Play Store

Dropbox mobile tech stack & focus areas

Built from the platforms and topics of 18 articles the team published.

Platforms: Android 18

iOS 8
Frequent topics: Testing 3

Build Time 3

Networking 3

Performance Profiling 2

UI Performance 2

UX 2

Caching 2

Android Studio 1
Publishing since: 2013 · latest in 2025
Official blog: dropbox.tech

Most notable Dropbox articles

One pick for each topic the team covers most.

Networking · UI Performance Building Carousel Part I: How We Made Our Networked Mobile App Feel Fast and Local Apr 14, 2014 Build Time · Android Studio Introducing Focus: A New Open Source Gradle Plugin Mar 29, 2022 Memory Leaks · Testing Detecting Memory Leaks in Android Applications Mar 23, 2021

All Dropbox articles by year

2025 1

How Dropbox leverages testing to maintain high level of trust at scale Apr 25, 2025 · Android

2022 2

Introducing Focus: A New Open Source Gradle Plugin Mar 29, 2022 · Android
Making Camera Uploads for Android Faster and More Reliable Mar 16, 2022 · Android

2021 2

Detecting Memory Leaks in Android Applications Mar 23, 2021 · Android
How We Sped Up Dropbox Android App Startup by 30% Feb 9, 2021 · Android

2020 4

Revamping the Android Testing Pipeline at Dropbox Dec 1, 2020 · Android
Our Counterintuitive Fix for Android Path Normalization Oct 27, 2020 · Android
How We Ensure Credible Analytics on Dropbox Mobile Apps Jul 15, 2020 · Android / iOS
Store Grand Re-opening: Loading Android Data with Coroutines Jan 15, 2020 · Android

2019 3

Modernizing Our Android Build System Part II: The Execution Oct 30, 2019 · Android
Modernizing Our Android Build System Part I: The Planning Oct 30, 2019 · Android
The Not-So-Hidden Cost of Sharing Code Between iOS and Android Aug 14, 2019 · iOS / Android

2014 5

Building Carousel Part III: Drawing Images on Screen Oct 27, 2014 · iOS / Android
The Tech Behind Dropbox's New User Experience on Mobile - Part 2 Aug 20, 2014 · Android / iOS
Building Dropbox's New User Experience for Mobile Part 1 Aug 12, 2014 · iOS / Android
Building Carousel Part II: Speeding Up the Data Model Aug 6, 2014 · iOS / Android
Building Carousel Part I: How We Made Our Networked Mobile App Feel Fast and Local Apr 14, 2014 · iOS / Android

2013 1

Introducing the Dropbox Sync API for Mobile Developers Feb 6, 2013 · iOS / Android