In some embodiments, the present invention provides a computer-implemented transportation system which can include at least the following components: a specialized computer machine, including: a non-transient memory, electronically storing particular computer executable program code; a specifically programmed computer processor of the specialized computer machine of the computer-implemented transportation system that is configured to perform at least the following operations: electronically receiving, in real-time, via a computer network, a plurality of electronic riding requests from a plurality of electronic computing devices operated by a plurality of ride-sharing requesting passengers; where each electronic riding request from each ride-sharing requesting passenger includes: a passenger-requested origin point, and a passenger-requested destination point; for a particular electronic riding request, dynamically determining, in real-time, from a plurality of candidate vehicles an assigned vehicle for picking up the particular ride-sharing requesting passenger and a pair of assigned virtual pickup and dropoff bus stop tasks.