Ask HN: New or lesser-known job titles in the tech industry

Tell us about any new or lesser known job titles in the tech industry.

For e.g.

* Entrepreneur in Residence (EIR) - https://www.forbes.com/sites/neilkane/2014/09/09/what-is-an-entrepreneur-in-residence

* Customer Reliability Engineer (CRE) - https://cloud.google.com/blog/products/gcp/introducing-a-new-era-of-customer-support-google-customer-reliability-engineering

* Solution Architect - https://en.wikipedia.org/wiki/Solution_architecture