Stefan Haslinger

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Stefan Haslinger
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Stefan Haslinger

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About me


Entrepreneur, Rationalist, Cyclist, Agnostic, Software Developer, Physicist, Mathematician, Podcast afficionado

My current learning interests are fp (functional programming) and mobile development on the Android platform. I aim to push voice controll interfaces to it’s limits, making the audio web more accessible.

Software development

  • I am a software developer mostling writing code in Ruby, Elixir, and Javascript, leveraging Ruby on Rails, Phoenix Framework, Jekyll, Ansible, Vagrant, Ember.js, Linux and lot of other tools and cool stuff
  • I am the main developer for this particular piece of software Panoptikum. You can find all the details on the about page. You can find us also on Twitter @panoptikumIO, the code and our roadmap is on Github
  • I am currently maintaining jekyll-octopod, a podcast publishing extension for the static site generator Jekyll
  • I was proud member of the Where2Help development team. It is a platform organizing volunteers since the flow of refugees arriving in Austria autumn 2015. It actually made it into production use by more than 50 NGOs and it is now operated by Fonds Soziales Wien at
  • I have developed and maintain an open source Guided Selling software (Webshop with integrated one on one consulting) Mercator
  • Most of the software I write is open source and can be found at my Github profile


I totally fell in love with podcasts roughly around 1998, when the term podcasting wasn’t even a thing and spent thousands of hourse learning and enjoying my time with podcasts. I am currently listening to these

You can find all my podcasts gigs and engagements below, but just to give a short overwiew:

Currently I am engaged with these podcasts

  • Aua-Uff-Code, a german podcast on coding and learning to code
  • Stefan will’s wissen, another german interview podcast, this time not focused on a certain topic
  • 3 Schweinehunde, another german one, the lads try to get in shape, being trained by a forth one. Our target is to run Munich half marathon in 2019.
  • Every now and then I am a guest on IT-Keller

Podcasts in my past


  • I am a co-organizer of Podcasting Meetup Vienna, a.k.a. Podcasterei
  • I am organizer of the bi-weekly Vienna Beamers functional programming learning and hacking group
  • I am part of the Podcastpat:innen project team
  • I am a regular at Vienna-rb, the Vienna Ruby meetup, giving talks there every now and then
  • I am a regular at Ruby Habits, the Viennese Ruby learning group and love to help newbees getting into Ruby, Ruby on Rails, Jekyll and the likes.

Engagements, Stefan Haslinger has entered

Podcast Role
Stefan will's wissen! owner   author  
Aua-uff-Code! owner   author   managing editor  
3 Schweinehunde owner   author  
Layer 8 owner   author  
Podcastpat_innen owner   author  

Gigs, Stefan Haslinger has been engaged in

Date Podcast Episode Role
5.11.2019 Aua-uff-Code! Jack = From Nand to Tetris, Teil 9 contributor
23.10.2019 3 Schweinehunde Nachwuchs contributor
12.10.2019 3 Schweinehunde 4 Schweinehunde contributor
21.09.2019 3 Schweinehunde Unrund contributor
24.08.2019 3 Schweinehunde CCCamp2019 contributor
11.07.2019 3 Schweinehunde Summer in the Cities contributor
11.06.2019 Aua-uff-Code! Program Control = From Nand to Tetris, Teil 8 contributor
18.05.2019 3 Schweinehunde Mühsam nährt sich der Schweinehund contributor
6.04.2019 3 Schweinehunde Berühmte letzte Worte contributor
6.04.2019 3 Schweinehunde Was läuft? contributor
26.02.2019 3 Schweinehunde Trollinger contributor
12.02.2019 IT-Keller ITK043 Drei, zwo, eins. Klick! contributor
21.01.2019 3 Schweinehunde Jetzt geht's erst richtig los... contributor
14.01.2019 Aua-uff-Code! Episode 31 - Stack Arithmetik = From Nand to Tetris, Teil 7 contributor
3.01.2019 3 Schweinehunde Interview mit Malte contributor
2.01.2019 3 Schweinehunde 2. Congresslauf am 35C3 contributor
2.01.2019 Podcastpat_innen PPP07 Podcastworkshops am 35C3 author
22.12.2018 3 Schweinehunde Intermezzo: Marathon Staffel contributor
21.11.2018 3 Schweinehunde Running in Bremen contributor
21.11.2018 Aua-uff-Code! Episode 30 - Assembler = From Nand to Tetris, Teil 6 contributor
27.10.2018 Chaos Computer Club - recent events feed Per Anhalter durch das Fediverse - in vier Teilen (pw18) author
27.10.2018 Chaos Computer Club - recent audio-only feed Per Anhalter durch das Fediverse - in vier Teilen (pw18) author
26.10.2018 IT-Keller ITK041 Die weiße Phase contributor
2.10.2018 3 Schweinehunde Live aus Wien contributor
4.09.2018 3 Schweinehunde Still Going Strong contributor
1.09.2018 IT-Keller ITK039 Dort sind nur die netten Leute contributor
31.07.2018 Aua-uff-Code! Episode 29 - Prozessor und PC = From Nand to Tetris, Teil 5 contributor
23.07.2018 3 Schweinehunde NCT 10k Lauf contributor author
4.07.2018 Podcastpat_innen PPP06 Podcast Publishing Workflow author
3.07.2018 Stefan will's wissen! Episode 2 - Podcast Publishing Workflow mit Lothar Bodingbauer contributor
29.06.2018 IT-Keller ITK037 All your tips belong to us contributor
20.06.2018 Podcastpat_innen PPP05 - Night of the Pods 2017 author
12.06.2018 3 Schweinehunde Winner, winner, chicken Dinner! contributor
31.05.2018 IT-Keller ITK035 Was sind schon 10%? contributor
23.05.2018 3 Schweinehunde Der überhitzte Schweinehund contributor
16.05.2018 Aua-uff-Code! Episode 28 - Assembler + Maschinensprache = From Nand to Tetris, Teil 4 contributor
17.04.2018 3 Schweinehunde Eyjafjallajökull contributor
7.04.2018 Aua-uff-Code! Episode 27 - Long Time, No See + From Nand to Tetris, Teil 3 contributor
15.03.2018 3 Schweinehunde Wann wird es wieder richtig Sommer? contributor
18.02.2018 Sendegarten SEG045 Humulus contributor
14.02.2018 3 Schweinehunde Einen Titel braucht's auch? contributor
4.02.2018 IT-Keller ITK031 Versuchskaninchenbot contributor
25.01.2018 3 Schweinehunde The Power of the New Year contributor
5.01.2018 Podcastpat_innen PPP04 Philipp und Jürgen von 'Das Ach?' author
3.01.2018 Podcastpat_innen PPP03 Das Erste Mal author
1.01.2018 3 Schweinehunde Einmal mit Profis contributor
31.12.2017 Sendegarten SEG042 34C3 – Tag 3 contributor
1.12.2017 IT-Keller ITK029 Ich spür' meine Hände contributor
23.11.2017 Podcastpat_innen PP002 State of the Unicorn author