ServiceNow
ServiceNow is in huge demand these days in the us market. It was first built as a ticketing tool later it took a lot of transformations and now Servicenow can do almost everything be it be ITSM, ITBM, CSM, GRC, HRSD.. and lot more. Since it had the low code/no code capabilities it achieved enormous success.
Most important thing for Servicenow developers and admins is the Servicenow certification.