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Showcasing
My Journey

Benchmark showing RISC Zero to complete a proof in 12 seconds instead of 4 minutes on other platform. Title reading: Blazing Fast Small Proofs, Courtesy of Our SNARK Wrapper. Time it takes to wrap our STARKs with a SNARK (2.5x speed). Tested on a c7a.32xl instance.

Software development

RISC Zero - C# and Go port

Illustration of Raiok AI and Software development agency with pictograms of Code, AI/LLM services such as ChatGPT and Claude, Database storage and Cloud.

AI and Software development

Accounting software integration

Card tap on Payment device

Linux development

Teledisko - Card Payment integration

OpenCade - DIY arcade cabinet

Linux development

OpenCade - Payment integration

Screenshot of Caperity Web app with a Heatmap visualization related to time availabilities of team members.

Coaching and Web development

Overview of Kasten and Veeam. One the one side is the Kasten platform also called K10 and on the right side an overview of features and technologies supported by Veeam. This includes most importantly Kubernetes but also various databases, storages like Ceph or S3. In general there are Monitoring and Analytics, Orchestration, Backup and Replication as well as Universal Storage APIs.

Security Engineering

Veeam Kasten Backup for Kubernetes

A basic terminal output of the Nordlayer Linux client on Ubuntu. nordlayer connect uk is called and afterwards nordlayer status to confirm connection status, IP address and protocol

Linux development

NordLayer Linux VPN Client

A picture of a Bosch BES3 e-Bike component mounted on a mountain bike.

Fullstack development

Bosch e-Bike system BES3

Coup electric scooter in front of a train station.

Fullstack development

Coup Mobility Ruby on Rails and Go

Screenshot of the editor acme on Plan 9. The left panel shows a Hello world program written in Go. On the right hand side the go version is printed which is 1.22 on a development branch from November 2023. In addition go run is called printing 'Hello plan9/arm64!'

Port of Go to ARM64 on Plan 9

Fullstack Development

Security Software

Screenshot of the EasyLab Web App with multiple tiles featuring various 3D Printers. Most of them are occupied and one is under maintenance. Most of names of the 3D printers are inspired by names from the movie Pulp Fiction, e.g. Vincent or Mia. One printer is called Yoda.

Fullstack development

Easylab IoT billing system

Screenshot of the LingoJam Web App providing English learning through media content. A song is played and the user presented with lyrics which are complemented with translations.

LingoJam e-Learning

Last modified: June 2026