Rafał Kobyłko
Senior Android Developer at Midnite
Katowice, Silesian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolRafał Kobyłko is a Senior Android Developer with 11 years of experience building production-grade mobile apps, currently leading the creation of a modern Android application at Midnite. He has shipped features for high-scale products including happn and DAZN and worked on Allegro Pay for Poland’s largest e-commerce platform, demonstrating strong expertise in Kotlin, Coroutines, Compose, and clean architecture. A hands-on engineer comfortable with both legacy stacks (RxJava, Dagger) and modern toolchains (Jetpack Compose, Hilt), he focuses on robust playback, payment, and UX flows. His open-source contributions include migrating the 2FAS Android app to Compose Material3 and fixing QR parser bugs and localization, showing attention to polish and internationalization. Based in Katowice with a background in automation and control systems, he brings a systems-thinking approach from industrial PLC/SCADA work into mobile engineering. Colleagues note his love for coroutines and Compose, and his knack for turning complex integrations into seamless user experiences.
11 years of coding experience
7 years of employment as a software developer
Magister inżynier (Mgr inż.), Automatyka i robotyka, Magister inżynier (Mgr inż.), Automatyka i robotyka at Politechnika Śląska w Gliwicach
English
Stackoverflow
4,186reputation
366kreached
23answers
24questions
retrofit
top-5%
android-jetpack-compose
top-5%
Github Skills (15)
android10
retrofit9
localization9
android-jetpack-compose9
uid8
front-end-development8
ui-design8
kotlin7
json6
exceptions6
gson6
annotations6
rxandroid6
http-request6
java6
Programming languages (8)
Github contributions (5)
twofas/2fas-android
Jan 2023 - Mar 2023
Source code for 2FAS Auth Android app
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:14 releases, 57 commits, 6 PRs in 2 months
Contributions summary:Rafał's commits primarily focus on enhancing the 2FAS Android application. Contributions include migrating the codebase to Compose Material3, implementing new icons, addressing a bug in the QR code parser, and updating translations for German and other languages. The user's work demonstrates involvement in UI improvements, bug fixes, and localization efforts to refine the application's user experience.
android-appauth
rafakob/NsdHelper
Feb 2016 - Nov 2016
[Android Library] Network Service Discovery helper for Android
Contributions:7 commits, 1 PR, 16 pushes in 9 months
androidandroid-librarynetwork-service
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