Case studies

I help founders move from idea to living being.

Pixels here show the work behind that:

  • PoC sprints
  • product growth
  • design system
  • Audits
  • Logo design

AI shortened EXECUTION without skipping UNDERSTANDING. Machine speed. Human judgment.

Roomside guest app on an iPhone floating among hotel-room objects: a reception bell, a TV remote, a thermostat set to 22° and a Room 186 key card. The phone shows the My stay screen.

Jun 2026

Product design

Roomside

The route-app concept on two phone screens: a profile pulling Strava stats, route maps and trip photos, and a ride detail with a topographic map, distances and a photo grid.

May 2026

Brand & product

What's out there?

CareFlow collage: patient app screens for repeating an observation and for a reading summary with a maternity-triage alert, the clinician dashboard with monitoring charts and a triage list, and an illustration linking a pregnant patient at home to a midwife at her desk.

Nov 2025

Proof of concept

CareFlow

21st.ai board governance app screens: scheduling a quarterly board meeting, the board member list with attendance, adding a member with roles and permissions, cap table settings, and the meeting protocol and documents.

2023-24

product design

21st.ai

Digital First AI marketing strategy platform dashboard with AI-powered features overview

2023

product design

DigitalFirst.ai

Silevis Ventures hero graphic with yellow background featuring product icons representing analytics, collaboration, video recording, and resource management

2020-21

Internal MVP's

Silevis ventures

ReactGrid brand identity hero graphic with green grid pattern featuring spreadsheet icons, React symbol, charts, and typography elements

2021

Brand identity

ReactGrid

Ludmilla app mockup showing emergency railway transport management system

2020

Proof of concept

Ludmilla

PV BAKS configurator interface showing photovoltaic installation planning tool

2021

MVP

PV-BAKS

Logofolio 2018–2024: selection of logo designs by Michael Kulesza

2018-2024

Logos

Logofolio

2020

Brand identity

Eyedea

Four mobile app screens showing the self-diagnosis flow: symptom input with tag selection, autocomplete search for symptoms, search results list, and diagnosis screen with medical attention recommendations and possible conditions.

2020

Proof of concept

Medical app