Redis has GIS features built-in for store locator type calculations, so that's another option: https://redislabs.com/redis-best-practices/indexing-patterns/geo

Redis has GIS features built-in for store locator type calculations, so that's another option: https://redislabs.com/redis-best-practices/indexing-patterns/geospatial/ https://redislabs.com/redis-best-practices/indexing-patterns... Here's a couple Lyft talks: Redis at Lyft: 1,000 Instances (2017) https://www.youtube.com/watch?v=U4WspAKekqM https://www.youtube.com/watch?v=U4WspAKekqM Geospatial Indexing: The 10 Million QPS Redis Architecture Powering Lyft (2017) https://www.youtube.com/watch?v=cSFWlF96Sds https://www.youtube.com/watch?v=cSFWlF96Sds (2017)