Tech Consultant - Data Engineering , AI/ML Solutions & Cloud Architect

4/2025 – offen

• Developed LLM-based semantic matching engine with Llama-3.1 and Qdrant vector database

• Built Python FastAPI backend with Docker containerization and Kubernetes deployment

• Implemented GitLab CI/CD pipelines for automated testing, building, and deployment

• Created a Python web-scraping pipeline with automated scheduling for German job market data

• Developed ML algorithms for resume-job matching using NLP and vector embeddings

• Built RAG system for German tax documents with OCR extraction using
Tesseract and OpenCV

API-Entwickler, Cloud Spezialist, Data Engineer, Maschinelles Lernen, Python, Text-Extraction

4/2020 – 3/2025

• Architected end-to-end data platform on GCP with BigQuery, Dataflow, and real-time Kafka streaming (1M+ events/hour)

• Built MLOps pipeline on Vertex AI with automated CI/CD for model training and deployment

• Implemented Delta Lake data lakehouse on Databricks with Kubernetes-based microservices architecture

• Deployed auto-scaling GKE clusters reducing infrastructure costs by 40%

• Fine-tuned LLAMA2 model with LoRA for bank-specific document analysis processing 10K+ PDFs daily

• Developed LangChain-based RAG architecture with ChromaDB vector storage and automated OCR workflows

• Built application using NLP for customer segmentation and predictive analytics

• Developed PySpark-based credit risk models with automated feature engineering and CI/CD deployment

• Implemented real-time fraud detection system with Elastic Search, Logstash & Kibana

• Built automated data quality framework using Git & Jenkins pipelines

• Achieved 99.9% uptime for critical data pipelines through robust error handling and monitoring

DevOps, Langchain, Data Engineer, Apache Kafka, Big Data, Cloud Spezialist, Data Scientist, Databricks, Informatica, Machine Learning

6/2016 – 3/2020

• Architected Hive-based data warehouse with automated ETL pipelines processing 30M+ records daily

• Implemented Elasticsearch search platform with automated indexing and NLP text enhancement

• Built cloud-native data pipelines on AWS with Lambda, Step Functions, and CodePipeline CI/CD

• Developed anomaly detection algorithms with statistical clustering and automated alerting

• Created ML-based fraud detection models with ensemble methods and automated deployment

• Built automated compliance workflows using Kubernetes microservices architecture

• Designed real-time analytics dashboards using Tableau

Big Data, Cloud Spezialist, Data Science, Data Warehousing, Machine Learning, Python, Softwareentwickler, SQL