Bitmapist: We built an open-source cohorts analytics tool that saved millions
At Doist, we love making smart bets. Sometimes, the smartest decision isn’t to pick the biggest or shiniest tool out there but to build a small tool that does exactly what’s needed. That’s how Bitmapist came to life—a powerful, open-source cohort analytics library that’s been quietly driving smarter decisions and saving us millions of dollars. Why We Built Bitmapist Several years ago, we faced a common startup challenge: we needed robust cohort analytics to gain a deeper understanding of how p