Writing on Go, Kafka, event-driven systems, and reliability.https://example.com/https://example.com/blog/hermetic-local-dev-no-vpn/https://example.com/blog/hermetic-local-dev-no-vpn/Most services at a fintech lending platform could not boot without a VPN to shared dev infrastructure. One service could run its whole stack and its integration tests on a laptop with a few commands. Here is the pattern behind it, and why the tools do not matter.Wed, 15 Jul 2026 00:00:00 GMThttps://example.com/blog/dead-letter-that-could-not-deliver/https://example.com/blog/dead-letter-that-could-not-deliver/How a missing dead-letter topic froze two Kafka partitions in a strict-ordered Redpanda Connect pipeline, and the bounded fallback that fixes the class.Wed, 01 Jul 2026 00:00:00 GMThttps://example.com/blog/redpanda-sarama-deadlock/https://example.com/blog/redpanda-sarama-deadlock/A stream-processing consumer stopped consuming for eight hours with no crash and a green health probe. The cause was a deadlock between Benthos's autoretry mutex and sarama's synchronous checkpointer on a consumer-group rebalance.Sun, 28 Jun 2026 00:00:00 GMThttps://example.com/blog/kafka-consumer-redpanda-connect-tutorial/https://example.com/blog/kafka-consumer-redpanda-connect-tutorial/A beginner tutorial: consume messages from a Kafka topic and print each one to stdout, with no code to compile. Just a short YAML file and rpk.Sun, 28 Jun 2026 00:00:00 GMThttps://example.com/blog/querying-moving-data-daily-sweep/https://example.com/blog/querying-moving-data-daily-sweep/A daily job re-evaluated 1.87 million rows and silently skipped some, because it paginated with OFFSET on a column it was updating mid-scan. Keyset pagination fixed it.Fri, 26 Jun 2026 00:00:00 GMThttps://example.com/blog/killing-a-fat-event/https://example.com/blog/killing-a-fat-event/How a high-volume loan-state consumer stopped running out of memory, with a two-pass byte strip in Bloblang and a thin-struct mirror in Go.Fri, 29 May 2026 00:00:00 GMT