Recro SDE2 Experience

Round 1
Duration - 1 Hr

Had hackerearth round.
1 dsa question
10 java based MCQ

Round 2
Duration - 1 hr.

Problem Solving

  1. https://leetcode.com/problems/number-of-good-pairs/
  2. https://leetcode.com/problems/perfect-squares/

CORE JAVA

  1. Name JVM memory areas
  2. Explain jit compiler

OOPS Java

  1. Static vs Dynamic polymorphism in java
    final keyword with respect to a variable Lets say, final List list = new LinkedList(); will list.add(1) give error ? If yes , compile or runtime?

Microservices

  1. What is api rate limiting and name some techniques
  2. Explain some uses of API gateway

DB concepts

  1. What is indexing in DBMS? Which Structure is used for indexing
  2. What is the major diff between SQL and NoSQL

Design Pattern

  1. Tell me the implementation of Singleton pattern
  2. What is the use of Strategy pattern

Spring boot (OPTIONAL)

  1. What are the different scope of beans in Spring
  2. What are different ways of injecting beans in spring

REST/CRUD (OPTIONAL)

  1. What is the difference between REST and RPC
  2. What is GraphQL -

Will update the thread with rest of the round once done.

Other Interview Experiences:-

  1. CINT - https://leetcode.com/discuss/interview-experience/2188524/cint-sde2-experience
  2. AJIO - https://leetcode.com/discuss/interview-experience/2188479/reliance-ajio-sde2-experience-selected
  3. MMT - https://leetcode.com/discuss/interview-experience/2236644/make-my-trip-exprience-mmt-sde2
  4. Yubi/CredAvenue - https://leetcode.com/discuss/interview-experience/2272770/Yubi-SDE2-or-CredAvenue
  5. Paytm -https://leetcode.com/discuss/interview-experience/2322044/paytm-sde2-sse-gurgaon
  6. Expedia - https://leetcode.com/discuss/interview-experience/2296870/Expedia-Group-or-SDE2
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