Real Interview Questions

Visa Interview Questions (Real, Asked)

6 real questions candidates were actually asked at Visa interviews. Practice any of them out loud with Roundd AI and get instant feedback — free, no signup.

1. 1.

   Design an LRU cache, including pseudocode and its time/space complexity.

   Software Engineer

2. 2.

   What is a JWT, how is it used, and where would you prefer to store it? What are refresh tokens?

   Software Engineer

3. 3.

   Design an order-delivery system with customer and order schemas plus API routes, and write a SQL query for total order cost per customer over the past month.

   Software Engineer

4. 4.

   What is the difference between encryption and hashing?

   Software Engineer

5. 5.

   Find the length of the longest subsequence of one string that is also a substring of another string.

   Software Engineer

6. 6.

   Solve the Snake and Ladder problem, or find the N-Queens solution, or find the second-most-repeated word in a sequence.

   Software Engineer