Backend Software Engineer at Morgan Stanley

How it went

What they would tell you

How to prepare

Round by round

1. 1

   Technical Round 160 min

   Started with my resume Past projects Asked me to explain end-to-end flow of a banking transaction service I had implemented, focusing on microservices interactions Microservices / System Design Basics:

   • How would you handle distributed logging for multiple microservices?
   • CI/CD workflow for a production microservice, including rollback strategies
   • Differences between API Gateway vs Service Mesh
   • Count of Subarrays with Sum Divisible by K
   • Count the number of distinct palindromic substrings in a string
2. 2

   Technical Round 260 min

   SQL Questions:

   • Write a query to find the second-highest salary from an employee table

   • Aggregate total sales per product category from sales and product tables One DSA Question (Very hard) Java & design fundamentals:

   • Explain Dependency Inversion Principle with a real-world example

   • Compare Monolith vs Microservices, and when to choose either Kubernetes / Deployment: Steps to deploy the service, scale pods, and handle failures

What came up