An online software development platform providing an integrated resource for design, development, and purchase of customer-desired software applications for software projects created by customers. The platform comprising one or more computers configured using computer readable instructions stored in non-transitory computer memory to provide the software development platform, wherein the software development platform is configured to implement a plurality of electronic operational domains providing user-interactive capabilities or internal functionalities of the software development platform. The domains comprising a project scope process, a pricing process, and a project development process. The platform is configured to use a configuration involving knowledge graph to recommend features.