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When Kafka "Ate" My Weekend: Lessons from the Trenches

You know that moment when you push your code to production, lean back, and wait for Slack to explode? Yeah... that was me last year, all thanks to a tiny misconfigured Kafka topic. Long story short: Messages were flying everywhere except where they needed to go. Consumers were confused, partitions were misaligned, and I spent my Saturday night debugging with the comforting glow of system logs. If you're working with Kafka and Spring Boot, this story is for you. Let's talk about the hard-earned lessons that textbooks won't teach you.

Apr 29, 2025 - 08:06
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When Kafka "Ate" My Weekend: Lessons from the Trenches

You know that moment when you push your code to production, lean back, and wait for Slack to explode?

Yeah... that was me last year, all thanks to a tiny misconfigured Kafka topic.

Long story short:

Messages were flying everywhere except where they needed to go. Consumers were confused, partitions were misaligned, and I spent my Saturday night debugging with the comforting glow of system logs.

If you're working with Kafka and Spring Boot, this story is for you.

Let's talk about the hard-earned lessons that textbooks won't teach you.

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