Articles & Tutorials

Joe Birch examines the Backdrop Scaffold, a composable that allows us to create two layers of content, and offering the ability to switch between the two

Bevan Steele argues why it's important for a team to have a shared understanding of their code style.

Marianna Budnikova writes how the Dropbox Android team has invested in measuring, identifying, and fixing the issues that were affecting their app startup time and ended up improving it by 30%.

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This article by Vlad Sonkin aims to see if it’s enough for us to use only standard JUnit 5 assertions, or we still need an additional third-party library for this.

As you may have heard, JCenter is shutting down in May 2021. Marco Gomiero shows how to migrate your artifacts and publishing to MavenCentral.

Patrick Martin discusses what to do if you ever need to invoke an adb and see that the command is not found.

Annotation processing is a powerful tool that allows you to pack more data into your code, and then use that data to generate more code.

This article by Nick Skelton will help you choose the correct backpressure strategy for your Flow and understand a little about why backpressure is important.

Alex Zhukovich discusses what role themes play when developing a UI with Jetpack Compose.

In this post, Mark Allison looks at how to create an animation as Animated Vector Drawables. We’ll also showcase some useful AVD techniques.

In the past, Julien Salvi implemented a screen with a parallax scrolling background. Here he shows how we can implement this animation coupled with a fade out of the image using Jetpack Compose.

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Jobs

Join the team that delivers the member-facing experience for our core products - the bike & tread. This team works heavily with Kotlin - all within our custom fork of AOSP. We care about architecture, testing, and “together we go far” mentality. Staff engineers at Peloton are technical leaders

At Monzo we’re building a bank that’s fair, transparent and a pleasure to use, and we're looking for a product-aware Android engineer passionate about great UI and UX to help!

Libraries & Code

A lightweight and simple Kotlin library for deep link handling on Android 🔗

🍔 A McDonald’s app built with Jetpack Compose

A compose desktop demo project

News

Announcing the alpha of Kotlin Symbol Processing (KSP), an all-new tool for building lightweight compiler plugins in Kotlin. KSP offers similar functionality to KAPT, however it’s up to 2x faster, offers direct access to Kotlin compiler features, and is being developed with multiplatform compatibility in mind.

Google has announced the launch of a new instructor-led curriculum for Android Development with Kotlin for virtual or in-person classroom learning.

Firebase announced that Cloud Firestore for Games is now publicly available in beta for C++ and Unity developers.

Register now for the next Virtual Kotlin User Group meetup, featuring Nicolas Fränkel presenting about "Migrating from Imperative to Reactive".

Videos & Podcasts

This is an introduction by Dmitry Kandalov to the http4k library for Kotlin which lets you test-drive HTTP servers and clients without any magic (just functions calling functions)

Hear the success stories from customers, partners, and Android Developers all around the world.

Joe Birch shares the joys of transparent and asynchronous work through his interview in ‘Living By The Code.’

In this episode, Jovche Mitrejchevski goes through the steps required to make automated publishing to Google Play Store.

Sean demonstrates how you can build a collapsible toolbar using Motion Layout.

Android runs on many devices with different versions. Vlad Sonkin describes how minSdkVersion, compileSdkVersion, and targetSdkVersion come in and help with this.

Nate Ebel explores these questions: What is the state of the Kotlin programming language in 2021? What are the new features? Where are investments being made? How is Kotlin being used?

In the first episode of this series, you will get to know what Kotlin Multiplatform Mobile is and how you can use it in your project.