From seven failures to 10x growth: Jam's path to product-market fit

Jam, a seed-funded bug reporting tool, achieved 10x usage growth in 2023 by conducting focused pilots with 5 initial weekly active users, ruthlessly tracking retention as the primary metric, and iterating through 7 failed launches before achieving product-market fit. The company's disciplined approach to cohort testing and retention validation demonstrates how early-stage startups can validate product-market fit before broad market launch.