Phone interview :

1. Phone interview 1
   Scaling and design challenges
   Re architecture, leadership
   Given integer, return next minimum palindrome
   Next Palindrome Using Same Digits - LeetCode

Onsite :

1. Coding
   Task Scheduler - LeetCode
   Print the sequence of tasks

2. Coding
   Given a character limit and a | CareerCup
   Word break into chunks with sequence tag at end

3. Design - Previously solved challenge

4. Design - new challenge -
   Design Prime Video customer subscription
   One customer can invite other customers (share subscription)
   High scale checkSubscription api
   Handle update subscription status