<ul data-eligibleForWebStory="true"><li>The author, a CTO, decided to rewrite the company's backend in Go when faced with technical challenges.</li><li>The decision to migrate to Go was risky but ultimately saved the company from losing customers.</li><li>The migration involved dealing with real stakes, a tight budget, and the possibility of facing the board for mistakes.</li><li>The company's original stack included a Spring Boot monolith, PostgreSQL, and Kafka, which started failing under increased load.</li><li>The problems escalated when a major client joined, causing traffic to double overnight and performance issues to arise.</li><li>Issues like increased garbage collection pauses, high CPU usage, and latency spikes put the company in a performance death spiral.</li></ul>

The Go Migration That Almost Cost Me My Job as CTO — But Saved the Company

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