Lukas Schwarzlmüller

Your data has a job. I make sure it shows up on time.
I blend data architecture with data engineering to take you from ingestion to insights. The result is predictable, observable, and easy to change.
Follow along on the blog-learn with me, reuse what works, and help make it better.

Free Threating in Python

Python has long been bound by Global Interpreter Lock (GIL), which prevents multiple threads from executing Python bytecode simultaneously. But that's changing now.

November 16, 2025

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Why Wagtail

Building Beautiful Sites with Wagtail and why not use plane Django.

October 24, 2025

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Get started with DuckDB

DuckDB is a fast, in-process analytics DB that queries CSV/Parquet/data frames with near-zero setup. We’ll use uv for clean, reproducible runs.

October 19, 2025

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