Byju's interview experience

Round 1 (Phone screening)

By Engineering Manager

• Discussed on current project and previous projects
  Project specific questions like:
  • Why MongoDB
  • Why not SQL
  • Why RabbitMQ
  • Why not Cassandra and Kafka
  • How do you do CI/CD
• Overall discussion on the requirement and my fitment
• Following questions discussed:
  • Design patterns in Python
  • AWS experience
  • Kubernetes and Docker components asked
  • What are the docker and Kubernetes commands used
  • How do you handle conflict between your reportees

Round 2 (DSA)

By Backend Principal Engineer

The following problem given:

Q1. Given an array of length n, find the maximum sum of k elements by traversing only via the start and end of the array (k corner elements).
e.g. array = [1,5,6,78,9,0,9,99,8]
k=4
Ans - 8+99+9+1

Round 3 (System design)

By a Software Architect

Topic: Design Bookmyshow

Round 4 (System design + Cultural Fit)

By VP of Engineering

Topic: Design a Rate Limiter

I did not perform my best on the last two rounds.