Netomi Interview Experience for SDE-1

I recently had the opportunity to interview with Netomi, a leading provider of AI-powered customer service solutions. The interview process consisted of 5 rounds and I was impressed with how thorough and professional it was.

Round 1: Screening Round
The first round was a screening round conducted by a Talent Acquisition representative. They reviewed my resume and asked initial questions about my experience and interest in the role. The recruiter also provided an overview of the company and its culture.

Round 2: Technical Interview(Machine Coding)
The second round was a technical interview that focused on Data Structures and Algorithms and Java Technical questions. 
The interview included the below questions

DSA Problem:

• Find whether an array contains a subarray with a sum of 0 or not. in O(n) time & O(1) space.
• Extension of the above question with writing indices of any subarray.
• Extension of same ques, Print only max length  of subarray whose sum is 0;

Java Tech Questions:

• Annotations used in Spring boot
• The difference in the throw & throws keyword
• Java 8 features
• Functional Interface
• How to handle exceptions
• The difference in Interface & abstract class
• The difference in checked & unchecked exceptions.

Round 3: Technical Interview on Java, Design Patterns, REST API, and Basic System Design

The interviewer asked me 

• To describe my previous project, 
• The use of Garbage Collector in Java & its working, 
• How HashMap is internally implemented in Java,  
• The difference between finally and finalizing the keyword
• The difference in Interface & abstract class
• Use of static keywords.Drawbacks of static keywords.
• Can we create a new entry using the GET keyword
• Features of Java8,
• the difference between POST and PUT method
• to handle API calls in case of no response after calling them five times. Have to write pseudo code for it.
• about the differences between sleep() and wait()
• how to reverse a String without using the in-built “reverse()” function. 
• The difference in having & where clause
• Write SQL query containing all select, where, having & groupBy all together
• Had worked on Design Patterns? What is a factory Design Pattern & its application in the project?
• What is a singleton Design Pattern? Implement it.  & Tell about its real-life use-case

Finally, they asked me to write tables for an E-commerce website like Amazon and brainstormed on how to handle multi-level product categories.

Round 4: Managerial Round

The fourth round was a managerial round where the interviewer asked me about my previous organization, my strengths, and my ability to work day and night shifts. They also asked me to choose whether I was more comfortable working on Frontend or Backend.

Round 5: HR Round
The final round was an HR round where the interviewer discussed the company, its mission, and its culture. They also asked me about my reasons for wanting to join Netomi and my salary expectations.

Overall, my experience interviewing with Netomi was extremely positive. The interview process was challenging, but also very rewarding. I particularly appreciated the flexibility and professionalism displayed by Talent Acquisition.The recruiter was amazing throughout the entire process. Additionally, I was impressed with the thoroughness of the interview process, which demonstrated Netomi’s commitment to finding the right fit for both the candidate and the company.