Visas Endorsement procedure.
After successfully conducting interview, medical or get hired the documents will be forwarding to embassy/consulate for Endorsement/Visa attestation,
Once the Embassy/Consulate finds all the documents are verified then they will process to endorse the visa,
It may take up to 7 working days or more, it is completely depends on their progress system

eVISA
Some Countries/Companies has different kind of e-visa, They may process from their own Country, in this case visa process can take 7 To 12 Working days