This document is a statement of accomplishment from Coursera that recognizes Sudipta Deb completed the online course "Principles of Reactive Programming" from EPFL with distinction on January 21, 2014. The course taught principles of reactive programming using Scala, including how to write event-driven, scalable, resilient and responsive software using concepts like monads, futures, observables and actors. The course was created by Professor Martin Odersky of EPFL and Erik Meijer of Delft University of Technology, and led by Roland Kuhn of Typesafe.