Citi Software Engineer interview experience

I started with a screening-style interview through Karat, where I focused on problem solving using core Java and Spring Boot microservices scenarios.

A week or so later, I moved into a second round that was more technical and deeper. I was asked about core Java topics plus microservices and web-facing components like Angular and database fundamentals. I also remember questions that drilled into how memory management works in the JVM—things like memory leaks, garbage collection, and how I’d reason about the behavior of the system. There were also scenario-based prompts around backend work,