mtvchk.dev - solo product builder

work

4 products 2 live, 1 in early access, 1 in development

moniania.com Live

Childcare service in Warsaw: hourly bookings, nanny matching, payments, and the CRM behind them.

Next.jsSupabasePayUTelegram

terminydolekarza.pl Live

Finds the next free appointment in Polish public healthcare, anywhere in the country. No registration, straight from the NFZ open data.

Next.jsSupabaseNFZ API

omitt.app Early access

Native macOS app that finds sensitive text, faces and barcodes in a file, and lets you check every mark before you share it. Nothing leaves the Mac.

SwiftSwiftUIVisionPDFKit

CarTracker In development

Native iOS app for tracking car servicing, fuel and documents. Built and tested, waiting on App Store release.

SwiftSwiftUISwiftData

open source

cuebird memory-playbook

Tools for AI coding agents. cuebird turns a mentioned deadline into a phone reminder; memory-playbook keeps project notes from bloating.

Ship first. A working product in production, then iterate.
One owner. Design, code, infrastructure and launch never change hands.
EU by default. Polish company, data stays in the EU, and GDPR and consumer rules are designed in rather than added after launch.