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Netcracker Technology Interview Questions
& Process

Real candidates share what happened, how many rounds they had,
and how the experience turned out.

Based on 451 interview experiences · FREE TO READ

2.9 Rounds average
Average Typical difficulty
61% Positive experience

Which role are you interviewing for?

30 roles · 451 reports

Candidate interview experiences

First-hand accounts from people who interviewed at Netcracker Technology.

Showing 4 of 451
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Software Engineer

Engineering · a year ago

Entry Easy Negative experience No offer 5 rounds
Interview process
Recruiter call Technical screen Technical screen Onsite Background check Offer
Interview formats
Technical Coding Behavioral

The process was supposed to be good, but it was a mess. 5 rounds for an entry-level role, which took a whole month, plus 2 HR rounds, 2 technical rounds, and 1 managerial round. The entire thing dragged on for 4 months, felt like I was ghosted. They used whiteboard coding and practical exercises like LeetCode problems. The interviews themselves were okay, and the interviewers were professional. They wanted a background check before any offer, which is a red flag. I got the 'greenlight,' only to get a generic rejection email on Friday afternoon, 10 minutes before closing time, leaving me with a terrible weekend after 5 rounds and 4 months.

Confirmed questions1 question
  • Can you explain the performance differences between String, StringBuilder, and StringBuffer?
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PLSQL Developer

Engineering · a year ago

Mid Difficult Positive experience No offer 3 rounds
Interview process
Technical screen Technical screen Recruiter call
Interview formats
Technical Behavioral

It was a 3-round interview, with 2 technical rounds and 1 managerial round. Each round was about an hour or more. The first technical round started with basic PL/SQL concepts and moved to advanced topics like indexes, tuning, procedures, exception handling, cursors, and hierarchical queries, focusing more on conceptual understanding than exact syntax. The second technical round, held 5 days later, was similar to the first and covered questions I missed previously. It also included some basic SQL queries and a task to write a procedure based on a given scenario. The managerial round involved discussions about my projects, followed by a mix of situational and technical questions, and finally, salary expectations.

Confirmed questions3 questions
  • How would you remove duplicate records using an SQL query?
  • Can you explain how to write an SQL query that splits a given sentence into multiple rows, using spaces as the delimiter?
  • Describe the usage of a cursor and how you would implement it.
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Netcracker Technology

Market Strategy Director

Marketing · a year ago

Director Easy Neutral experience No offer 1 round
Interview process
Recruiter call
Interview formats
Behavioral

I remembered I had interviewed with this company a few months back for a Director, Market Strategy role, which is still posted on their careers site. I reapplied through their corporate website and was contacted by a talent acquisition specialist for a Zoom screen interview. The conversation was good, and the interviewer said they would get back to me after speaking with the hiring manager. Within a few days, I received feedback that I was not selected to proceed, which I respect. It's worth noting the job is still active, which contradicts the interviewer's statement that they were looking to fill it soon (which was months ago). This suggests indecisiveness or a paused requisition. I'm sharing this in case others interview for this role and wonder why it hasn't been staffed yet.

Confirmed questions1 question
  • Can you confirm your eligibility to work in the US?
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Netcracker Technology

Software Engineer Development

Engineering · a year ago

Mid Average Negative experience No offer 4 rounds
Interview process
Technical screen Technical screen Technical screen Recruiter call Background check
Interview formats
Technical Behavioral

So, there were 3 tech rounds and then 1 HM round. The third tech round was actually taken by the HM SP. That's when I first noticed his bad attitude and got a sense of their work culture from the questions he asked. I cleared that round, and then for the fourth HM round, SP was the interviewer again. I forgot the name of some tool, and he just started yelling and acting unprofessionally. I stayed calm, even though I already had an offer from a better place. It's crazy that even someone junior like me knows how to talk to people, but someone so experienced and senior doesn't know how to behave. Anyway, I didn't get through the HM round. I told the recruiter about the HM's attitude and that I'd leave a review on Glassdoor. The recruiter acted like it was no big deal. Later, I found out from a friend that this company's culture is really bad. I wouldn't recommend this company to anyone, especially if SP is the HM.

Confirmed questions3 questions
  • Could you explain Java Object-Oriented Programming concepts?
  • Can you discuss your understanding of Data Structures and Algorithms?
  • Tell me about Java threading and concurrency.

Netcracker Technology Interview Questions

Quoted word for word from Netcracker Technology interview reports.

Write a Python function to print the pattern 'aaabbbbcccc' given the input 'a3b4c4'.

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Write a code to calculate the sum of all digits of a number.

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Regarding the number of nodes N, how many binary trees can be constructed?

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What is the difference between a synchronized HashMap and a concurrent HashMap?

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Is it possible for a foreign key in Oracle to be null?

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Can we get the second string from the first string by permutation?

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Given the input table C1 | c2 with pairs like (1, India), (2, Aus), (3, Pak), (4, SL), provide the output showing pairs of countries like India | Aus, India | Pak, India | SL, Aus | Pak, Aus | SL, Pak | SL.

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Can you write Python code to parse HTTP error codes in Nginx logs?

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Can you find the nth largest or smallest number in an array?

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Formats, difficulty and experience

Across all 451 Netcracker Technology interview reports.

Interview formats

Technical 42.2%
Behavioral 33.9%
Coding 17.3%
Presentation 1.9%
Group 1.5%

Interview difficulty

Easy 13.3%
Average 66.1%
Difficult 20.6%

Candidate experience

Neutral 14.5%
Positive 61%
Negative 24.5%

Reports by job function

Engineering 354
Analytics 35
Operations 24
Sales 10
Other 7
Marketing 7