Derived from 1 submission for ALL. Format details may vary across different teams or locations.
Note: The candidate had 3+ years of backend development experience and was pursuing a CS master's degree.
The candidate received an offer after two technical interviews. The process included a Hackerrank-based online assessment and two 30-minute technical interviews with a director and a chief architect. The candidate had 3+ years of backend development experience and was pursuing a CS master's degree.
Hackerrank-based Online Assessment with 2 questions: 1) An easy problem solvable using a hash table (not directly from Leetcode), and 2) A problem related to finding a path in a grid or graph (exact source: https://leetcode.com/discuss/interview-question/1711142/VISA-or-Online-Assessment-or-The-Jungle-Book).
Interview with a director of the VISA Global team. Focused on the breadth of the candidate's experience, including tech stacks worked on and ETL experience. Asked to implement the Group Anagrams problem.
Group Anagrams (Leetcode)
Interview with a chief architect of the team. Focused on linked list problems: finding a cycle in a linked list and finding the Kth node from the end. Also discussed operating system concepts like process/thread management and synchronization.
Finding a cycle in a linked list
Finding the Kth node from the end in a linked list
Operating System concepts (Process/Thread, Synchronization)
InterviewDigest