Around 1.5 Years Of Exp.
Applied online.
Contacted by recruiter to complete an online test on codility platform.
After successful completion of test, my virtual interview was scheduled but it didn't happen anytime soon😅, and subsequently I was being ghosted by the recruiter.
First of all, my resume shouldn't have been shortlisted for this profile as I haven't had any experience in security domain, but I felt this could be a common recruiting drive for multiple profiles (as told by recruiter that there were many engineering openings in Grab back then) because one don't expect this experience with Grab.

Online Test:
It comprised of 3 problem solving coding questions, testing knowledge of typical DS/Algos. Time allotted for the test is sufficient.
Coding: Standard DS/Algos are sufficient to come up with the sol.