Wordpress / custom posts / map api / script

Hi, we are looking for someone skilled enough to be able to perform following jobs:

1) develop page in wordpress/elementor to display and filter custom posts already imported database – e.g. https://www.drawingsforplanning.co.uk/case-studies/ and https://www.drawingsforplanning.co.uk/case_studies/widening-of-existing-driveway-entrance-and-replacement-of-existing-pedestrian-gate/
2) develop map api to place location of custom posts (by postcode) on google maps like on https://www.4dplanning.com/map
3) locate and migrate script to generate custom content from https://www.4dplanning.com/ to new website

Please provide relevant examples of work done.