Mateusz Herych

Experienced Android engineer and technical leader: Mateusz has held senior Android engineering and leadership roles (Senior Software Engineer at Chess.com; Android Tech Lead and Head of Mobile Platforms at IG; brief Engineering Manager role at OANDA). His work includes architecting large mobile applications and leading mobile platform teams. rocketreach

Public speaker and educator on Android architecture: He frequently presents at conferences and meetups on Android topics (MVP, Fragments, App Bundles, modularization) and provides concrete guidance for building maintainable Android apps. speakerdeck+2

Community organizer and Google Developer Expert: He is active in the Android community (GDG Kraków organizer) and is recognized as a Google Developer Expert for Android, participating in local meetups and developer events. droidcon+1

Technical writer and opinionated practitioner: He writes about practical architecture choices (e.g., when to create interfaces for presenters), sharing experience-driven guidance intended to improve code structure and testability. medium

Chess enthusiast and active online presence: Beyond engineering, he maintains an active online presence (GitHub, Stack Overflow, Twitter mirror) and plays chess on Chess.com under the handle mrheniek. github+2