Projects

Products in daily use. And one for the evenings.

Client apps, products of my own and, at the end, a personal project. For each one I describe my role, the key decisions and the outcome.

8 projects

FindeeKids — map screen with a child’s location and a button to request a location update
FindeeKids — a conversation with a child through voice messages
FindeeKids — managing family contacts who are allowed to call the child

01GPS Dozor

FindeeKids

A mobile app for family location and communication with children’s watches

Role
Frontend and mobile development
Platforms
iOS · Android
Period
Since 2022

Challenge

An app a parent opens in a hurry must show location, voice messages and contacts immediately, without a learning curve, consistently on iOS and Android.

GPS Dozor 4.0 — demo fleet overview on iOS in light mode
GPS Dozor 4.0 — demo vehicle details on Android with speed, mileage and last location
GPS Dozor 4.0 — Android trip log with a daily summary of demo trips

02GPS Dozor

GPS Dozor 4.0

Native fleet management and electronic trip log apps

Role
Complete native iOS and Android development
Platforms
iOS · Android

Challenge

Bring a view of the whole fleet, vehicle details and everyday operational records to a phone, with the same features on iOS and Android.

Findee Pets — a pet’s current location on a satellite map
Findee Pets — live tracking of a pet and its route

03GPS Dozor

Findee Pets

A mobile app for GPS location of dogs and cats

Role
Complete iOS and Android app development
Platforms
iOS · Android

Challenge

Connect a pet’s GPS location, movement history and family sharing in one mobile app.

Findee Guardian — a loved one’s location and requesting a new location update
Findee Guardian — managing contacts on the watch

04GPS Dozor

Findee Guardian

A mobile app for staying connected with loved ones and caring for seniors

Role
Complete iOS and Android app development
Platforms
iOS · Android

Challenge

Bring together a loved one’s location, SOS alerts and family care in an app connected to a smart device.

Asylia website home screen with the headline Multisig self-custody, calm by design

05My own product

Asylia

A Bitcoin multisig vault with hardware signing

Role
Product, UX and website
Platforms
Web · Trezor · Ledger

Challenge

Make multisig custody understandable to someone unfamiliar with PSBT, while never allowing a private key into the browser.

ObjednámSi.sk — restaurant customer website with daily specials, menu categories and an empty basket

06My own product

ObjednámSi.sk

An online ordering system for restaurants

Role
Product, design and full-stack development
Platforms
Customer website · Web administration

Challenge

Build one system that handles different daily menus, sides and delivery options without writing a new implementation for every business.

Hajcer — choosing delivery or collection and one of two branches
Hajcer — burger menu with prices and categories
Hajcer — side dishes with adjustable quantities

07Hajcer restaur s.r.o.

Hajcer

An ordering app for a restaurant with two branches, connected to its point-of-sale system

Role
Full-stack development: app, backend and administration
Platforms
iOS · Android · Web administration
Period
Since 2021

Challenge

An order placed on a phone must reach the right branch’s point-of-sale system without manual re-entry, at peak times as well as quiet ones.

Visualisation rendered from the 3D model: a view from the garden of two connected wings and a terrace

08Personal evening project

A house in the browser

An interactive 3D model I use to learn 3D on the web.

Role
Interactive 3D model development
Platforms
Interactive 3D website

Challenge

Get the whole model into a browser so it can be orbited, flown around and walked through — while keeping payload size and performance within sensible limits.