Staff Software Engineer at Visa

How it went

Round by round

1. 1

   DSA Round60 min

   The interviewer was friendly, and after a quick introduction 2 coding problem was asked

   • The Number of Ways to Make the Sum
   • Minimum Addition to Make Integer Beautiful
2. 2

   System Design Round60 min

   Round two was system design, build an Instagram-style feed. We talked scale (millions of users), real-time updates, pull vs. push, caching, and sharding & more

What came up