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4d ago · 8 min read · I was on-call when the P1 hit. Slack lighting up, a downstream team's database rejecting writes. Constraint violations everywhere. I pulled up the logs. The events looked fine. The schema was correct.
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Feb 3 · 7 min read · SELECT * FROM my_table; Query execution time: ~5 seconds Table rows: 0 This made absolutely no sense. A few years ago, I found myself staring at a performance metric that defied logic. We had a table that was, for all intents and purposes, empty. Yet...
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Jan 13 · 10 min read · As Go engineers, we've all internalized the context pattern. When an application shuts down, we propagate the cancellation, our select blocks catch <-ctx.Done(), and we return. Clean. Simple. Idiomatic. It usually looks like this: for { select { ...
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Dec 14, 2025 · 12 min read · Many of you have been there - it’s 3 AM, your phone buzzes, and you’re staring at an alert: “Kafka consumer lag exceeded threshold.” You stumble to your laptop, check the metrics, and… everything looks fine. The messages are processing. The lag was j...
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Feb 23, 2025 · 8 min read · The Challenge of API Testing API testing is a challenging aspect of software development. While there are many approaches available — from mocking to contract testing — each comes with its own set of trade-offs. Rather than debating the pros and cons...
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