Journal
DANIEL OSEGUERA — FIELD NOTES
Working notes on backend systems, payments, event-driven architecture and applying AI in production — written down so I don't have to remember.
2 entries
Browse 8 tagsJul 3, 2026
3 min read
I run agentic tooling every day. What actually moved delivery speed wasn't the model — it was the specs, tests and guardrails I wrapped around it. A grounded account, with the parts that still don't work.
Jun 12, 2026
3 min read
Retrying a payment is easy. Retrying it safely across a Kafka pipeline is where money actually gets lost. This is the pattern I reach for, and the parts that quietly break it.