Hi all, I was recently interviewed at Oracle OCI for IC3 Position.

Background
Status: Having 7 Years Experience in software development
Position: Senior Engineer in mid-sized Product Based Org.
Location: Bangalore

Timeline / Details:
Recruiter reached me through Instahyre and scheduled technical screening round after having basic discussion about current roles and responsibilities.

Technical Screening

1. Introduction
2. Write Rest API's for Unbounded Queue(Request Body, API, Verbs, Response Body etc.)
3. Implement Unbounded Queue : I implemet using synchronized keyword.
4. So ask to change to make it working after using Locks & Concurrent interfaces.

Recruiter Informed that I was shortlisted for Onsite Interviews and Scheduled 5 Interview Rounds in next 5 days.

Loop 1

1. Designing of TinyUrl (HLD and LLD both)

Loop 2

1. Couple of Behavioral Questions.
2. What happens in background after hitting enter after typing www.google.com in browser.
3. How browser suggest google just after typing "g", asked to implement trie.
4. Leetcode Easy [https://leetcode.com/problems/two-sum/], Don't know after discussing so much why he chose this Leetcode easy question to ask.

Loop 3

1. Couple of Behavioral Questions.
2. Different Aspects of System Design(Load Balancers, Security, API Gateway, Deployment Strategy)
3. https://leetcode.com/problems/house-robber-iii/

BT Round

1. Lots of Behavioral Questions.

HM Round

1. Discussed about my past project and roles & responsibilities.
2. Lots of Behavioral Questions.

Technical questions were relatively easy , They focus a lot on Behavioral Questions.