Sifflet | 12,902 followers on LinkedIn. The only Data Observability Platform that understands business impact | We're hiring! | The only Data Observability Platform that understands business impact. Customers like the BBC, Penguin Random House, Carrefour, and Adaptavist rely on Sifflet to uncover, prevent, and overcome the technical and organizational obstacles that get in the way of better quality, more reliable data. Sifflet is a best-in-class data observability solution for the entire organization, ranked Best estimated ROI and Fastest implementation by G2 users.