google maps platform nearby, Geofancing, Loator plus APIS implement in my app

We are creating India’s first agriculture focus rural job portal in which labors can find out work and water company farmer requirements for labor day can find out through a map.

To find out near by labor and nearby jobs who enrolled in my app as labor or who want to hire work. They enter this thing at onboarding time and then show it like this.

we created already application just we need to implement this Google maps platform APIS