Uber was conceived in 2009 by Travis Kalanick and Garret Camp to address the difficulty of finding taxis in Paris, leading to the development of a revolutionary ride-sharing application. The global ride-share market is projected to grow significantly, with various competitors exploring niche models such as female-only rides and grocery deliveries. Central to all rideshare apps is real-time infrastructure, which supports critical features like GPS tracking, upfront pricing, and in-app communication. Uber's initial tech stack was monolithic and costly, but modern tools like PubNub have transformed the development process, enabling real-time functionalities to be built quickly and cost-effectively. Today, developers can leverage technologies such as PubNub, Google Maps, and various payment gateways to create robust rideshare applications even on a smaller scale. These tools not only streamline the development process but also enhance app features like secure messaging, real-time updates, and seamless payment integration, making them accessible to developers aiming to build niche services or MVPs.