VoiTech

by Vojtěch Krejčík

Vojtěch Krejčík

Developer from Brno, Czech Republic. I spent four years writing Python backends; now I experiment with electronics and firmware and build an iPad app.

Experience

  • 2026 –Own projects, looking for a jobPCB Canvas, KeyFlow, CykloApp, FyzioLook.
  • 2025 – 2026Python Backend Developer, Seznam.cz (Sbazar)Microservices with FastAPI and Kafka; a Kafka consumer template adopted by other teams.
  • 2022 – 2025Python Developer, IxpertaMicroservices, two web apps and one desktop app for Thermo Fisher; a desktop app for Škoda.

Education

  • 2022 – 2024FIT, Brno University of TechnologyMaster’s studies, embedded systems (not completed).
  • 2018 – 2022FIT, Brno University of TechnologyBachelor’s degree, information technology.

Tools

Python · FastAPI · Kafka · MongoDB · Docker · Raspberry Pi · 3D printing

Languages

Czech · English B2 · Spanish A2

My projects

PCB Canvas

beta soon

PCB Canvas

Circuit board design on the iPad. Sketch with Apple Pencil, autoroute with one tap and order from JLCPCB.

The first working KeyFlow prototype next to an iPad
Two KeyFlow prototypes on a desk
Render: KeyFlow and an iPad on a desk

working prototype

KeyFlow

A wireless macropad for iPad creators. Undo, zoom, brush size or a Shapr3D tool: one key per action, eyes stay on the canvas. Set up a profile for each app in the companion app. Works with Mac, PC and Android too.

CykloApp: riding behind a line 6 tram
CykloApp: Brno from above, built from open data
CykloApp: a street with tram tracks
CykloApp: a night ride down Husova street

in development

CykloApp

Ride a smart trainer through real cities rebuilt from open data. Starting with Brno.

So far it is a bit of AI slop.

Athlete intake questionnaireFyzioLook: athlete intake questionnaire
Individual plan from the physiotherapistFyzioLook: individual plan from the physiotherapist
Regular check-insFyzioLook: a check-in questionnaire

live

FyzioLook

An app for sports teams and their physiotherapists. It tracks athletes’ injuries, their return to play and individual plans. Coaches get an overview without medical details; athletes get their plan and check-ins through a link.