SQL 6
- go-fdp & go-trade — Finance Data Proxy and Market Model
- Multi-Engine Analytics Stack — Postgres, Timescale, ClickHouse, DuckDB
- mail-archive — IMAP Archive with DuckDB & Qdrant Search
- Dyvenia — Senior Data Engineer (Python ETL & CRM Pipelines)
- Keynote SIGOS GmbH — Backend & Database Engineering (2012–2013)
- GRID GmbH / GRIDFACTOR — 50+ Agency Client Deliveries (2006–2012)