I build for
when it matters.

Full-stack TypeScript engineer and CISO building secure payment products that stay calm under pressure.

Selected work
  • Payments
  • Product engineering
  • Security
Portrait of Dominik Žabčík, illustrated

Selected work

Products and infrastructure where clear behavior matters as much as technical depth.

Open source

import { GoPay } from 'gopay-sdk'

// typed payments, without the guesswork

gopay-sdk

A production-ready TypeScript SDK for the GoPay REST API. OAuth, payments, refunds, and typed errors share one clear interface.

Snipr early-access landing page presenting short links, encrypted pastes, files, and public profiles.

Owned product

snipr.host

One public home for links, browser-encrypted pastes, files, profiles, and the analytics around them.

Role: product ownership and engineering

  • Short links
  • Encrypted pastes
  • Files and profiles

Personal app · In development

Nameday Notifier

A local-first mobile app connecting Czech and Slovak name days with contacts, birthdays, and reminders that arrive at the right time.

  • Contact import
  • Local notifications
  • CZ + SK calendars

Reference preview · No public release yet

About

Engineering judgment across products, security, and the moments when software meets real operations.

Current role · NFCtron

Security belongs inside the build.

As CISO and Head of Development at NFCtron, I lead across engineering and security for cashless payments, ticketing, and live event operations. The work is practical: systems must stay clear, secure, and dependable under real pressure.

Meet the NFCtron team

Live listening

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Let's make it real.

Have a product to ship, a gnarly technical problem, or simply something worth discussing? My inbox is open.

Drop me a line

What's on your mind?

© 2026 Dominik Žabčík

Source