As ajay has already explained that you can use storage service for managing the record of developers or adminstrator.
You can customize the data according to your scenario and also, you can use custom code that will tell your voice server to schedule command to your voice service.
You can deploy your custom code to our server and schedule that code accordingly.
e.g : -
1: Write a code in java and deploy a custom code jar in which you can directly fetch the data from our server and schedule that code.
2: You have save the data on our cloud using storage service which have Key = Role , Value = Administrator or Developer.
3: And, Using you can fetch the data by using find document by key value and if the value is administrator you can directly send notification to your voice server.
You can also use are user service in which you can save your user along with role and fetch that data according to role and schedule the command.