generate a front-end web UI and backe-end based on the OpenAPI spec -- 2

Looking for an expert API developer for an API composition web application. The composition logic is already impelemented with Python and flask. The goal here is to allow users to consume APIs automatically based on the OpenAPI spec. The input is the OpenAPI spec document (JSON) and the output should be the HTML and js files for interacting with that API. For example for an API with "city name" as a parameter, the UI should contain a text box for that particular operation. In the backend the client code for interacting with that API should be generated and connected to the frontend. For client generation the already existing libraries such as OpenAPI Generator can be used.