I have 3 years work experience as Administrative Assistant in US Gov't Contingency Operations in Camp Anaconda, Balad, Iraq back in 2003 to 2006
Onlinejobs.ph "ID Proof" indicates if "they are who they say they are".
It DOES NOT indicate skill level.
ID Proof scores are 0 - 99 with 99 being the best. It is calculated based on dozens of data points.
It's intended to help employers know who they're talking to is real, and not a fake identity.