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Fidelity Investments Site Reliability Engineer Lead Interview Questions and Answers

Updated 22 Aug 2024

Fidelity Investments Site Reliability Engineer Lead Interview Experiences

1 interview found

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Referral and was interviewed in Jul 2024. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Python Tuples and Arrays
  • Q2. Kubernetes Persistent Volumes
Round 2 - One-on-one 

(2 Questions)

  • Q1. What was your last project
  • Ans. 

    My last project involved implementing a monitoring system for a large-scale e-commerce platform.

    • Designed and implemented a custom monitoring solution using Prometheus and Grafana

    • Integrated alerting mechanisms to notify on-call engineers of critical issues

    • Optimized monitoring queries and dashboards for performance and usability

  • Answered by AI
  • Q2. What did you do
Round 3 - HR 

(1 Question)

  • Q1. Culture fit questions

Interview Preparation Tips

Interview preparation tips for other job seekers - be good with basics

Interview questions from similar companies

I was interviewed before Mar 2021.

Round 1 - Face to Face 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Technical round with questions on DSA and OS.

  • Q1. 

    LRU Cache Design Problem Statement

    Design and implement a data structure for a Least Recently Used (LRU) cache that supports the following operations:

    • get(key) - Retrieve the value associated with the...
  • Ans. 

    Design and implement a Least Recently Used (LRU) cache data structure that supports get and put operations with a specified capacity.

    • Implement a doubly linked list to keep track of the order of keys based on their usage.

    • Use a hashmap to store key-value pairs for quick access and updates.

    • When a key is accessed or updated, move it to the front of the linked list to mark it as the most recently used.

    • When the cache reaches...

  • Answered by AI
  • Q2. 

    Maximum of All Subarrays of Size K

    Given an array of non-negative integers and an integer K representing the length of a subarray, your task is to determine the maximum elements for each subarray of size ...

  • Ans. 

    Find the maximum elements for each subarray of size K in a given array.

    • Iterate through the array and maintain a deque to store the indices of elements in decreasing order.

    • Pop elements from the deque that are out of the current window.

    • Keep track of the maximum element in each subarray of size K.

    • Return the maximum elements for each subarray.

  • Answered by AI
  • Q3. What is virtual memory?
  • Ans. 

    Virtual memory is a memory management technique that allows a computer to compensate for physical memory shortages by temporarily transferring data from RAM to disk storage.

    • Virtual memory allows programs to use more memory than is physically available on the system.

    • It helps in multitasking by allowing multiple programs to run simultaneously without running out of memory.

    • Virtual memory uses a combination of RAM and disk...

  • Answered by AI

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAGoldman Sachs interview preparation:Topics to prepare for the interview - Coding Skills, Operating Systems , Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 5 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewRejected

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before Jan 2021. There were 4 interview rounds.

Round 1 - Group Discussion 

Generic topics that were trending at the time

Round 2 - One-on-one 

(1 Question)

  • Q1. Puzzle round - aptitude
Round 3 - One-on-one 

(1 Question)

  • Q1. Technical Round - coding related questions
Round 4 - Group Discussion 
Pro Tip by AmbitionBox:
Be a good listener. GDs are not just about speaking. Your listening skills will give you a lot of points to counter and speak when your turn comes.
View all GD tips

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and ensure you're clear with job requirements to clear rounds

I applied via Campus Placement and was interviewed before Sep 2020. There were 5 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Few DSA questions, questions about my projects and my resume. Also, since I specialise in python, if I could create an API using it. HR questions, hobbies, leadership experience...

Interview Preparation Tips

Interview preparation tips for other job seekers - Understanding the culture of J.P. Morgan Chase played a big role in passing the interview. The coding questions were easy/medium level. The interviewers were very friendly.

I applied via Recruitment Consultant and was interviewed in Dec 2020. There was 1 interview round.

Interview Preparation Tips

Interview preparation tips for other job seekers - Please be 100% technical in java here they will not be any support u need to dig deep lot of complex modules which we cannot understand in depth

Interview Questionnaire 

1 Question

  • Q1. Questions on angular framework,.net core , dependency injection,legacy .net, session management , agile ceremonies.

I applied via LinkedIn and was interviewed in Feb 2021. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. - Data Structures and Algo - Core Python specific questions
  • Q2. - Design a Cache and some design based questions

Interview Preparation Tips

Interview preparation tips for other job seekers - I actually attended a Weekend drive. So in the 1st round almost related to 2/3 DS Algo questions.
2nd round was related to design small cache and little bit on python questions.
3rd round was managerial and some basic technical questions.

I applied via LinkedIn and was interviewed before Aug 2020. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. All microsoft technologies related

Interview Preparation Tips

Interview preparation tips for other job seekers - Nothing

I applied via Recruitment Consulltant and was interviewed before Mar 2021. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Java and OOPS Associated Questions
  • Q2. Spring and Basic Programming Like Sort, Searching

Interview Preparation Tips

Interview preparation tips for other job seekers - Don't bother to give interviews it's not a good place to work for.

Interview Questionnaire 

1 Question

  • Q1. Frequency of each word ina sentence
  • Ans. 

    To find the frequency of each word in a sentence.

    • Split the sentence into words

    • Create a dictionary to store word frequency

    • Iterate through the words and update the dictionary

    • Return the dictionary

  • Answered by AI

Skills evaluated in this interview

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Fidelity Investments Interview FAQs

How many rounds are there in Fidelity Investments Site Reliability Engineer Lead interview?
Fidelity Investments interview process usually has 3 rounds. The most common rounds in the Fidelity Investments interview process are Technical, One-on-one Round and HR.
What are the top questions asked in Fidelity Investments Site Reliability Engineer Lead interview?

Some of the top questions asked at the Fidelity Investments Site Reliability Engineer Lead interview -

  1. Python Tuples and Arr...read more
  2. Kubernetes Persistent Volu...read more
  3. Culture fit questi...read more

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