Jarek Michalik

I specialize in mobile applications.

Google Developer Expert in Kotlin.

Founder of AndroidPro.io, NowoczesnyJunior.pl

Let’s connect on LinkedIn

Masterclass: Coroutines Testing (recording)

37 EUR 21eur (-43%)

Master testing Kotlin coroutines on Android with MockK and Kotest.


2h workshop recording + repo with practical examples.

Roadmap for Android developers
(2023)

completely free

Download free roadmap for Android developers. You will receive link straight into your email.

Carefully curated collection of prompts.

Android Interview Pro (the only guide you’ll ever need)

$49 EUR 29 eur (-41%)

Ace your Android interview with ease


Get the free sample and join private presale.

Jarosław Michalik

About the author

Google Developer Expert in Kotlin, conference speaker & educator.