Jakub Pietruch

Flutter developer building cross-platform apps.

Cracow, Poland · Remote

FlutterCross-platform UI

DartClean, expressive code

Selected Work

Quisteries

Multiplayer quiz-room app for Android tablets, coordinating the host, guide, players and score screen over a local network.

Dart WebSockets mDNS Android Tablets

Suite of three cross-platform apps for studio owners, staff and clients—covering scheduling, bookings, member management, payments and invoicing.

My Beer Diary

Mobile beer diary for saving, rating and revisiting favorite beers, with photos and optional Google Drive sync.

Google Drive API Offline-first Firebase Image Sync

sidlatau/flutter_email_sender Merged

Add macOS plugin support.

SnipMeDev/Highlights Closed

Fix keyword highlight in other tokens.

solid-software/solid_lints Merged

Lint default constructor and named parameter.

Fluttered Wrocław #13 · Sep 2026

With Tomasz Kądziołka

Building a real-time multiplayer quiz with Flutter and WebSockets — architecture, libraries, and lessons learned.