We are seeking a highly experienced Google Maps expert to refactor, speed and improve code used to power real estate website map-based real estate searches.
We typically have about 30k property listings and results and navigation has to be instant on both mobile and desktop. A site such as [url removed, login to view] is the gold standard.
We have a good working solution and need an expert to take it to the next level by recommending technology / programming and scripting languages / methods, implementing those technologies into our product.
NOT interested in someone who has done "some" google maps work. Seeking someone who is experienced in the challenges of delivering many listing instantly - especially on mobile. You should have extensive experiencing in displaying neighborhood boundaries, server vs client side clustering, user created polygon creation and more.
Please describe the greatest mapping challenge you have faced and how it was overcome.