Explore the journey of NSB's mobile app development team as they revolutionized their ticket-selling platform using React Native. Discover the challenges and triumphs faced during the largest technical and functional overhaul of their apps, which serve millions of travelers annually. Gain insights into cross-platform mobile development with React Native in a large, existing application. Follow the team's process from concept to production for their most significant feature implementation. Learn valuable lessons about technology choices, development processes, and teamwork in digital product development. Understand the impact of these improvements on hundreds of thousands of Norwegian smartphone users, from comfortable homes to chilly train platforms.