They get you to do an online assessment. It's a data structures and algorithms type of question. You do a couple like that during the process, ramping in difficulty. The last ones are very hard.
How do you find the number of anagrams in a string?
The following metrics were computed from 1 interview experience for the Optiver Software Intern role in New Zealand.
Optiver's interview process for their Software Intern roles in New Zealand is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for Optiver's Software Intern interview process in New Zealand.