Welcome to my world

Secure Enterprise AI Automations

I architect scalable Data Pipelines, OCR Systems, and Secure AI Infrastructure. Specializing in 

Python, Docker, and On-Premise solutions for regulated industries.

Backend Core
AI Infrastructure
AUTOMATION & OPS

services

What I Build For You

Data & AI Infrastructure

End-to-end design and deployment of production-grade data pipelines and AI systems, on-premise, containerized, and built to enterprise standards.

Secure AI Infrastructure

I architect and deploy AI systems that never leave your network. Full control over your models, your data, and your compliance posture, no cloud dependencies.

Turning raw customer signals, reviews, emails, voice, into structured business intelligence. Automated pipelines that surface what your customers are actually telling you.

COMMUNITY

Technical Deep Dives & Tutorials

Index 50 PDF Books In 5 Minutes With Langchain Vectorindex

Langchain Summarizer Deployed on AWS in ONE VIDEO

Supercharging Langchain: Web Search Results for Your Chatbot

Track Record

Professional Experience​

2025 - Present

Data & AI Engineer

Bruno Bader GmbH

Architected an end-to-end Contract Management System utilizing OCR and RAG pipelines to process unstructured legal data. Built a scalable Customer Intelligence Platform (STT/NLP) using Dockerized microservices and Airflow, transforming raw audio into actionable business insights.

2023 - 2024

AI Research Engineer (Time Series)

FZI RESEARCH CENTER

Developed Deep Learning models for Anomaly Detection on critical medical IoT sensor data. Focused on identifying malicious patterns (channel shifts, attacks) in high-stakes time-series environments.

2022 - 2023

Cyber Security Engineer

Darkdefense GmbH

Automated critical security auditing and ransomware risk assessments via Python, increasing reporting efficiency by 90%. Hardened enterprise infrastructure against active threats

2021 – 2022

Machine Learning Engineer

Deep Art Effects GmbH

Successfully deployed proprietary ML models to replace costly external API dependencies. Optimized PyTorch models for production image processing.

2021 - 2022

Computer Vision Researcher

FZI Research Center

Implemented instance-based segmentation to anonymize traffic data (GDPR compliance), improving accuracy from 78% to 99%. Enabled the risk-free utilization of high-quality datasets for research by ensuring strict data privacy standards.

2020 - 2024

M.Sc. Business Informatics

KIT (Karlsruhe Institute of Technology)

Focus on Machine Learning, Computer Vision, and Data Science. Research assistant at FZI Research Center.

Case Studies

Selected Engineering Case Studies

AI ENGINEERING & OCR

Enterprise Document Intelligence

Architected a high-throughput pipeline processing 1M+ legacy documents on-premise. Utilized Dockerized Python workers and Local LLMs to ensure 100% data residency while reducing manual data entry by 90%.

Tech Stack: Python | Docker | Airflow | PostgreSQL

Let's Talk About Your AI Project

Whether you’re evaluating an on-premise AI rollout, optimizing an existing data pipeline, or need an expert second opinion, I’m available for select projects and consulting engagements.

© 2023. All rights reserved by Leon Sander