Infrastructure · Distributed Systems · SRE
Writing about
systems that scale.
Notes on Kafka, Postgres, observability, and the unglamorous work of keeping distributed systems running. By Marco, infrastructure engineer based in Berlin.
Recent posts
What I Wish Someone Had Told Me About Kafka Consumer Groups
Kafka
A Year of On-Call: What Actually Pages vs. What Should
SRE
PgBouncer in Production: Lessons from a Connection Pool That Fell Over
Postgres
Two Years With a Service Mesh: What I'd Tell Past Me
Infrastructure
Observability Is Not Monitoring: The Distinction That Finally Made Sense
Observability
The Incident That Taught Me to Read Runbooks Before Incidents
SRE
2025: Year in Review
Reflections