look at https://www.elastic.co/cloud
Cloud by elastic is one way to have access to all features, all managed by us. Think about what is there yet like Security, Monitoring, Reporting, SQL, Canvas, APM, Logs UI, Infra UI, SIEM, Maps UI and what is coming next 
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But you will still to write an application which exposes a REST endpoint where you can upload your file and send bulk requests to the cloud instance.