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About Me

Hi! I'm Dennis, a software engineer based in Switzerland who enjoys building things that live on the internet and also power the internet. I develop highly efficient, scalable and distributed backend systems that power seamless user experiences for the end consumers.

Shortly after graduating from Christian-Albrechts-University, I joined the engineering team at where I developed and successfully launched the Mercedes Benz Mobile SDK. Then I became an industrial PhD candidate and joined OriginStamp in Switzerland to explore peer to peer systems in trustless environments.

Here are a few technologies I've been working with recently:

  • Golang
  • Kubernetes
  • Terraform
  • Protoactor
  • Protobuf/GRPC
  • Azure

Where I've Worked

Industrial PhD candidate @ OriginStamp AG

May 2020 - Present in Kreuzlingen, Switzerland
  • Work in a micro-service environment powered EBS in the AWS cloud.
  • Introduced Terraform as an infrastructure as code solution.
  • Introduced Hashicorp Vault as a key managment solution.
  • Worked full stack along an Angular PWA, Hugo static site, Spring Boot micro-services, Ansible VM/NAS provisioning.

Other Projects

Hashicorp Vault terminal UI

A prototype of a terminal UI that allows browsing through Vault's secret hierarchy tree. You can find a demo GIF at the PR to the official Hashicorp Vault Repository.

  • Go
  • Termbox

Groundhog is a telegram bot to track your habits and save it to Google sheets. It sends three reminders each day that you can answer right in telegram.

  • Python
  • Telegram API

I was one of the leading developers for an ongoing web application project for property managers. It stream lines the heat costs billing procedure to just a couple of clicks.

  • Javascript
  • React
  • Redux
  • Sass
  • Flow

Repulsion is a tiny iOS game ajar to flappy bird. Read more about it on Ray Wenderlich where it got featured on the monthly readers app reviews. It is not on the AppStore anymore because I did not update it since 2016.

  • Swift
  • SpriteKit
Alfred 3 - workflow

Alfred 3 workflow to get "bidirectional" translations from So far my second most popular repository - according to its star rating. The first project I actually earned money with.

  • Alfred 3
  • Python
You Commit

I developed and shipped an iOS applications as part of my internship in New Zealand for tracking the performance of employees. This app included a syncing algorithm to the local Core Data database to remain fully functional offline. Demo-Video

  • Swift 2.3
  • Core Data

What's Next?

Get In Touch

Although I'm not currently looking for freelance opportunities, my inbox is always open. Whether for a potential project or just to say hi, I'll try my best to answer your email!