How Pinterest improves Performance Profiling on Android
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Your key metric just tanked 20%. Was it a code change? An OS update? A data pipeline bug? Pinterest built a platform to answer this question at scale.
Pinterest was bleeding user engagement on Android. With 75% of signups coming from outside the U.S. and 90% of global smartphones running Android, they had to fix their performance problem fast.
Pinterest relies on data to drive decisions and ML models. But what happens when a metric as simple as Daily Active Users gets counted wrong?