CV

Independent software architect and senior software engineer for the web; for more than 10 years I have designed complex business processes, built them and kept them running. Focus of the last ten years: software architecture, lead development and the technical leadership of a software services company as CTO; alongside that, several years of university teaching in software development and web technologies.

Experience

Jan 2025 – today

Weißenbek Software e.U. · Linz

Principal Software Engineer & Software Architect (self-employed)

  • Freelance for the Bundesrechenzentrum (BRZ), Vienna: design and development of the EU-wide Single Digital Gateway platform.
  • Spring Boot and Angular.

Projects: EU Project: Single Digital Gateway (SDG)

Oct 2022 – Dec 2024

4metrics Software GmbH · Linz

Founder & CTO

  • Software with impact, ESG focus.
  • Data-driven web, cloud and mobile applications, UX, agile project management.

Projects: RealMetrics

Jan 2021 – Sep 2022

Bytegrasp OG · Linz

Founder & Software Architect

  • Tailored web solutions as a long-term technical partner.
  • Full-stack development and IT infrastructure.

Feb 2018 – Dec 2020

JKU Linz & FH Hagenberg · Linz, Hagenberg

Software Architect, Full-Stack Developer (during the PhD)

  • Led the development team of the FFG-funded projects iVolunteer and FlexProd.
  • More than 12 partners, including the Red Cross, fire brigades and the European Forum Alpbach.
  • Research and publications.

Projects: iVolunteer · FlexProd

Mar 2018 – Jul 2019

Chatvisor GmbH (later Xaleon / TeamViewer Engage) · Linz

Full-Stack Web Developer

  • Chat bots and co-browsing.
  • WhatsApp broadcasting via AWS SQS and Selenium.
  • Intercom API integration via OAuth 2.0.

Projects: Xaleon (later TeamViewer Engage)

Jul 2017 – Sep 2017

Dynamic Design Group · Wels

Software Developer

  • Telecom infrastructure visualisation with yWorks for .NET.

Jul 2014 – Sep 2014

Meierhofer AG · St. Valentin

Database Developer

  • SQL Server queries and functions.

May 2013 – Sep 2013

NTS Retail · Leonding

Software Developer

  • JavaPOS drivers for POS printers, cash drawers and pole displays.

Education

Oct 2019 – Dec 2020

JKU Linz · Linz

PhD in Computer Science

  • Distributed information systems, domain and data modelling, blockchain, data sovereignty, multi-level modelling.
  • 3 publications.

Dec 2016 – Sep 2019

JKU Linz · Linz

Diplom-Ingenieur (DI) in Computer Science

  • Intelligent information systems.
  • Thesis: “Towards decentralized Volunteer Management Systems – Conceptual Approach & Architecture”.
  • With distinction (1.0).

Sep 2013 – Nov 2016

JKU Linz · Linz

BSc in Computer Science

  • Thesis: “Sketching the Situational Picture – Implementation of a PreparednessRadar for First Responders”.
  • With distinction (1.5).

Sep 2007 – May 2012

HTL Perg · Perg

Matura (secondary school diploma)

  • Computer science and organisation.
  • With distinction (1.5).

Skills

Languages
Java · JavaScript · Python · LaTeX
Frameworks & tools
Spring Boot · Angular · Atlassian Jira/Confluence · Agile · UML & C4 · Claude Code · Windsurf
Databases
MySQL · MariaDB · MS SQL Server · MongoDB · InfluxDB
Operating systems
Linux · Windows
Spoken languages
Deutsch (Muttersprache) · Englisch (C2)
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