What I've built.

From SAP research projects to autonomous racecars to personal web apps. Here's a selection of my work.

GitHub Profile

Practice Phases at SAP.

Jan – May 2026
Global Content Group: Knowledge Graph from Text
Training and finetuning language models to extract structured knowledge from SAP test documents. Goal: enriching the SAP Enterprise Knowledge Graph (EKG), SAP's next-generation platform for centralized enterprise knowledge.
Fine-Tuning Knowledge Graphs Python RDF/OWL
2025 · Montréal, Canada
Business Foundation Models: Cross Tables (BFM-X)
International practice phase in Canada. Data engineering and pipeline development for training SAP Foundation Models, SAP's initiative for large-scale, enterprise-data-trained AI models. Focus: Cross-table schema integration.
Data Engineering Foundation Models SQL Python
2025
ICN Applied Technology Exploration
Research project: Using knowledge graphs for automatic column mapping across heterogeneous table structures. Schema-agnostic data integration as a scalable prototype.
Knowledge Graphs SPARQL Data Integration
2024
SAP Project Management Office (PMO)
Analysis of internal business processes and development of AI-driven automation use cases in collaboration with project managers and delivery execution leads. Including demo development.
Process Analysis AI Automation Business Analysis
2024
Global Content Group (GCG), First Phase
Implementation of new knowledge domains and automated pattern generation in the GCG Knowledge Graph (EKN). Then part of SAP Signavio Value Accelerator Delivery (VAD), responsible for SAP reference architecture and transformation content.
Knowledge Graphs SAP Signavio Python UML
2024 – 2025 · DHBW
CURE: Autonomous Systems Team
Formula Student team at DHBW Mannheim. In the Autonomous Systems Team: development of analysis tools and supervision of the sensor and perception module for the fully autonomous racing car.
Autonomous Systems Sensor Fusion C++ Python

Built in my free time.

Web App · Active
Flight Planning App
React / Next.js web app to simplify flight planning. One click: weather briefing, airfield charts, NOTAMs, navigation and weight calculations, all at a glance.
React Next.js Aviation APIs
flugplanung.jonas-giessler.de →
Web App · Active
Bloomberg Scraper
Self-hosted web app that scrapes the Bloomberg Billionaires Index on a schedule and stores historical snapshots of the top 500 in SQLite. The dashboard lets you track net-worth trajectories, run statistics and trend analysis, and export filtered data as CSV or JSON.
Python FastAPI SQLite Docker
Live demo → View on GitHub →
Web App · Active
QR Code Generator
Simple web app for creating QR codes. Fast, straightforward and usable directly in the browser.
Web App
qr.jonas-giessler.de →
Early Project
List Management App
My first real website. Nothing special, but an important beginning. I still use it today to keep track of my groceries.
Web App Sync
liste.jonas-giessler.de →
First Steps · 2022
Spiel-Info-Q11-2022
My very first contact with programming: a game project from 11th grade computer science class. Never fully finished, but the beginning of it all.
View on GitHub →