// infrastructure & data engineering
Hi, I'm Sven.
I build and run data-heavy infrastructure — Kubernetes clusters, ClickHouse at billions of rows, and the pipelines in between. I write about what I measure: benchmarks, migrations and the occasional dead end, with real numbers attached.
- kubernetes
- clickhouse
- postgresql
- data-engineering
- benchmarks
# writing
- Kubernetes Trouble-Cheat-Sheet with 8 most important best practices (PDF, direct download) Download the Kubernetes Trouble-Cheat-Sheet PDF with 8 essential best practices to improve your workflow and prevent future issues
- Benchmarking Hetzner's Storage Classes for Database Workloads on Kubernetes Hetzner Storage Classes Comparison on Kubernetes
- 2.5x Performance: PostgreSQL to Clickhouse without Kafka with MaterializedPostgreSQL
- Bun+ElysiaJS vs Node+Express.js Using a Single Real-World Request Dive into my benchmark comparison of Bun+ElysiaJS and Node+Express.js, featuring a real-world request scenario.
- Decoding Plot Data with ChatGPT: A Journey into Chart Analysis Explore the fascinating journey of using ChatGPT to interpret data dashboard charts in this insightful article. Discover how a simple observation of a custo