A client's notification queue was draining normally and all dashboards showed green. But three weeks of transactional emails had vanished into a catch block nobody thought to monitor.
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Hello, I'm Luke
Personal blog about my experiences and thoughts on software development.
Latest Posts
- A consulting engagement where we finally opened the cloud bill and found forgotten dev environments, runaway log storage, and a data pipeline reprocessing everything from scratch every night.
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- A Node.js service was writing UTC timestamps to a PostgreSQL database configured for Europe/Berlin. Nobody noticed the mismatch until a DST transition made an entire hour of orders vanish from daily reports.
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- A client's dashboard took 11 seconds to render. Everyone blamed the database. The real problem was an ORM doing exactly what we told it to — we just never looked at what that meant.
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- A 20-person team was running 14 microservices with three full-time engineers just keeping the infrastructure alive. We consolidated six of them into a modular monolith and cut their deploy time by 70%.
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