References & Projects

Over 25 years of experience in Python development, content management, and publishing solutions. A chronological overview of our most important projects and references.

2024

Current Projects

eClear.com

03/2024 - 05/2024

Backend development with Python and FastAPI plus OAuth2 integration for a modern cloud platform. The project included implementing secure authentication procedures and performant API endpoints. Modern Python development standards and best practices for scalable microservices were applied. The solution provides a robust foundation for further system extensions.

Python FastAPI OAuth2

Abstract Technology / University of Bologna

10/2023 - 03/2024

Comprehensive Plone CMS development and migration for the University of Bologna in cooperation with Abstract Technology. The project included modernizing existing systems and implementing new features for the higher education sector. Special focus was placed on maintaining data integrity during migration processes. The solution significantly improves the user experience for students and staff.

Plone CMS Migration University

Q.ANT GmbH

05/2023 - 09/2023

Software consulting for laboratory automation in quantum mechanics and quantum computing research. The work included hardware-related programming for precise control of lasers and complex laboratory measuring equipment. With Python, Pandas, and Polars, efficient data processing pipelines for scientific measurements were developed. The project contributed to automating critical research processes in quantum technology.

Python Pandas Quantum Computing Hardware
2022

Energy & Billing

Sonnen GmbH

05/2022 - 12/2022

Design and architecture of an innovative billing system for the energy sector with Python coaching and mentoring. The "Maya" project included requirements engineering, software architecture, and implementation of a proof-of-concept. Technologies like FastAPI, AWS, Postgres, and S3 were used to develop a scalable billing platform. The solution significantly improves billing processes for sustainable energy systems.

Python FastAPI AWS Postgres
2021

Data Science & Trading

E.ON Energy - Bonus Engine

08/2021 - 03/2022

Architecture and development of an innovative bonus engine for comparison portals with data science components. The project included requirements engineering, database design with Snowflake and Postgres, as well as complex data transformations. Various ranking algorithms for intelligent pricing were implemented with Python, Pandas, and NumPy. The solution optimizes pricing and significantly improves E.ON's market position.

Python Data Science Snowflake Azure DevOps

EWE Energy Trading

02/2021 - 04/2021

Consulting and support for Python development, microservices architecture, and system design in the energy trading industry. The project included DevOps support, bug fixes, and feature development in an AWS environment. Technologies like Docker, RabbitMQ, and DocumentDB were used for robust messaging and data processing solutions. Additionally, Python coaching and mentoring was provided for the development team.

Python Microservices AWS Docker
2020

Automotive & Academic

Kitconcept / Humboldt University Berlin

07/2020 - 12/2020

Python and Plone development support for Humboldt University Berlin in cooperation with Kitconcept. The project included modernizing university web systems and implementing new features for the higher education sector. Docker-based deployment strategies were developed to ensure a consistent and scalable infrastructure. The solution sustainably improves the university's digital presence and functionality.

Python Plone Docker University

ESCrypt / Bosch

11/2020 - 12/2020

Specialized Python development for automotive intrusion detection systems at Bosch. The project focused on developing safety-critical software for detecting cyber attacks in vehicle networks. Complex algorithms for real-time analysis of network traffic were implemented to identify potential security threats. The solution contributes to improving cybersecurity in modern vehicles.

Python Security Automotive Intrusion Detection
2019

Publishing & Migration

University of Ghent

07/2019 - 12/2020

Comprehensive Plone migration from version 4.3 to 5.2 for the renowned Belgian University of Ghent. The complex migration project included transferring large amounts of data, adapting custom functionalities, and ensuring compatibility of existing workflows. Special focus was placed on minimizing downtime and preserving all university content and functions. The successful migration significantly improved system performance, security, and user-friendliness.

Plone Migration Python University International

AIG Europe

01/2019 - 02/2019

Specialized PrintCSS training and consulting for the international insurance corporation AIG Europe. The project included teaching modern CSS technologies for professional print layouts and PDF generation. Employees were trained in advanced techniques for automating document creation. The training enabled AIG to modernize their publishing workflows and improve the quality of their printed materials.

PrintCSS Training PDF Generation Insurance
2018

Industry 4.0 & Robotics

Arculus

07/2018 - 01/2019

Architecture and consulting for Python 3 development in the field of modular assembly and Industry 4.0. The innovative project included developing software solutions for automated manufacturing processes and intelligent assembly systems. Modern Python technologies were used to develop scalable and robust Industry 4.0 applications. The solution contributes to the digitalization and automation of industrial production processes.

Python 3 Industry 4.0 Automation Architecture

Ulixes Robotersysteme GmbH

07/2018

Comprehensive review and rewrite of firmware and monitoring software for the "Assisted Processes" product line in robotics. The project included Python code review, complete redevelopment of critical system components, and improvement of overall stability. The more robust integration of sensors and optimized algorithms led to significantly improved system reliability. Additionally, Python coaching and hands-on training was provided for the development team.

Python Robotics Firmware Monitoring
2016-

Long-term Projects & Universities

Dynamore GmbH

2016 - present

Takeover, maintenance, and redesign of a complex portal landscape with approximately 10 Plone portals for a leading provider of simulation software. The long-term project includes ensuring portal functionality, developing a new seminar module, and integrating an innovative license generator. Starting in Q3/2017, a comprehensive redesign and relaunch of public portals with Elasticsearch integration took place. Continuous support ensures modern, performant, and user-friendly web presence.

Plone Simulation Elasticsearch Long-term Support

Saarland University

2016 - present

Complete redesign of an e-procurement platform for the central chemical warehouse with shop system and order management. The innovative project includes connection to SAP and third-party systems via web service interfaces as well as implementation of a hazardous materials registry with graduated rights management. Elasticsearch integration enables efficient product search and management. The platform was extended in 2017 for central procurement of the entire university and sustainably improves university administration efficiency.

E-Procurement SAP Integration Hazardous Materials University

Onkopedia (DGHO)

2010 - present

Implementation and continuous support of the leading medical guideline portal onkopedia.com with XML-based publishing workflows for the German Society of Hematology and Medical Oncology. The innovative single-source multi-channel publishing system enables efficient publication of medical guidelines from DOCX format via XML to HTML, PDF, and ePub. The platform is based on Python, Plone, eXist-DB, and XML-Director with connection to C-Rex.net and Produce & Publish web services. Integrated full-text search via Elasticsearch ensures fast access to critical medical information.

Medicine XML Publishing Multi-Channel Guidelines

Own Projects & Open Source

Produce & Publish

2008 - present

Own single-source multi-channel publishing platform for professional document creation and publication.

www.produce-and-publish.com

XML-Director

2014 - present

Innovative platform for XML-based publishing workflows and document automation.

www.xml-director.info

print-css.rocks

2016 - present

CSS Paged Media Tools test suite and comprehensive tutorial for modern print stylesheets.

www.print-css.rocks

TextIndexNG3

Historic

Own high-performance full-text search for Python, Zope, and Plone with advanced search functions.

Open Source Project

Technology Focus Areas

Backend & Frameworks

Python (>25Y) FastAPI Plone CMS Zope

Databases & Cloud

PostgreSQL MongoDB AWS Azure

Publishing & XML

XML Workflows PDF Generation PrintCSS Multi-Channel