Jan Antonin Kolar

Freelance VUI Designer
Munich / Germany

Freelance VUI designer focusing on Alexa devices with screens and experimentation in language learning.

My enthusiasm for technology is often demonstrated by participation in hackathons and co-organising Voice meet-ups in Munich. Besides voice, I am passionate about Python and photography (I am among the top 5% of contributors to Unsplash).

I am a proud resident of Wayra Munich.

I am happy to help with:
Alexa Presentation Language/ Alexa Skill / Flash Briefings

Voice related projects:

Alexa Skill – German Animals

German Animals is Alexa Skill dedicated to English speaking countries to help them learn German. I build the skill on the Voiceflow platform with the use of Alexa Presentation Language, Amazon Polly and Javascript.

Alexa Flash Briefing – Englisch Täglich

With Amazon Polly and PyDub library, I generate and publish three English words every day for the German audience as a fllash briefing on Amazon Alexa.

An Article – How to Make Alexa Read Your Google Analytics Every Morning

In cooperation with Integromat (an automation tool) I created a step by step article about how to build your flash brifing coitainig data from Google Analutics and toh containgign


Jack of All Trades s.r.o.
Dienzenhoferovy sady 1102/1, Prague 5, 150 00, Czechia
ID: 04104595, EU VAT ID: CZ04104595
E-mail: jack@jack.cz
Director: Jan Antonin Kolar
Registered in the Commercial Register maintained by Municipal Court of Prague, Section C, Insert 300312