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Fastenal Senior Software Engineer Interview Questions and Answers

Updated 13 Dec 2024

Fastenal Senior Software Engineer Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Questions on basis of elastic search

Interview questions from similar companies

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

I applied via LinkedIn and was interviewed in Nov 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Minimum Knight Moves (LC Medium)
  • Q2. OS, CN, DB concepts like multithreading, semaphore, tcp vs udp, transaction and ACId properties. Java concepts like stack vs heap(memory), error vs exception. Any 1 Project discussion for 10 mins

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare all the fundamental concepts of operating systems and databases. Refer to the company-tagged questions from LC.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I was interviewed before May 2023.

Round 1 - Technical 

(1 Question)

  • Q1. DSA - level order traversal, sliding window.
Round 2 - One-on-one 

(1 Question)

  • Q1. Atomic transaction in distributed system
  • Ans. 

    Atomic transactions ensure that all operations in a transaction are completed successfully or none at all in a distributed system.

    • Atomic transactions guarantee that all operations within a transaction are either all successful or all rolled back.

    • In distributed systems, atomic transactions are crucial for maintaining data consistency across multiple nodes.

    • ACID properties (Atomicity, Consistency, Isolation, Durability) a...

  • Answered by AI
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Not Selected

I was interviewed before Jul 2023.

Round 1 - Coding Test 

45 min round. Similar to Leetcode medium level question.

Round 2 - Coding Test 

45 min coding round, 2 question asked

Round 3 - Technical 

(1 Question)

  • Q1. System design of proximity service
  • Ans. 

    Design a system for proximity service

    • Utilize geolocation data to track user locations

    • Implement algorithms to calculate proximity between users

    • Use real-time updates to notify users of nearby contacts

  • Answered by AI
Round 4 - One-on-one 

(1 Question)

  • Q1. Behavioral questions

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed before May 2023. There were 2 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. Introduction about yourself and expectation
Round 2 - Technical 

(3 Questions)

  • Q1. IOS questions and architecture question about modularisation. From resume.
  • Q2. Question Asked about memory management
  • Q3. Question about modularisation and interface design
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

Implement boolean canConstruct(String targetString, String[] dict) which returns true if we can construct the targetString by concatenating the words given in the dictionary

Round 2 - Technical 

(1 Question)

  • Q1. Implement key value store
  • Ans. 

    Implement a key value store for storing and retrieving data efficiently.

    • Use a hash table or a balanced tree data structure to store key-value pairs.

    • Implement functions for inserting, updating, deleting, and retrieving key-value pairs.

    • Consider implementing features like transactions, concurrency control, and data persistence.

    • Example: Implement a simple key value store using a hash table in Python.

  • Answered by AI

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in May 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Data Structures related 2 round & 1 round system Design

Interview Preparation Tips

Interview preparation tips for other job seekers - Work on DS and Design skills. No graphs and DP problems were asked
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jan 2023. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Rotate matrix by 90 degree
  • Ans. 

    Rotate a matrix by 90 degrees.

    • Transpose the matrix

    • Reverse each row of the transposed matrix

  • Answered by AI
  • Q2. Longest substring with unique characters
  • Ans. 

    The question asks for finding the longest substring in a given string that contains only unique characters.

    • Iterate through the string and keep track of the current substring

    • Use a set to check for duplicate characters

    • Update the longest substring if a longer one is found

  • Answered by AI
Round 2 - Technical 

(1 Question)

  • Q1. A trie question
Round 3 - Case Study 

Ecommerce hight level design

Interview Preparation Tips

Interview preparation tips for other job seekers - be prepared

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Node JS internal
  • Q2. Previous project discussion

Interview Preparation Tips

Round: Resume Shortlist
Experience: You need to submit your CV and they shortlist you on this basis.Fast and accurate coding.
Tips: Clearly specify any technical achievement.

Round: Coding
Experience: You are given 4 hours to solve a few algorithmic questions.Start practicing for this from sometime earlier.
Tips: There are puzzles available on the Facebook page.

Round: Technical Interview
Experience: Three interviews. All almost exclusively technical with 1-2 HR questions.
The questions are mainly algorithmic in nature and you need to code online while talking to them.
Tips: Be as accurate and clean with your code as possible.

General Tips: Be creative while answering the questions. They might ask you questions like 'What changes would you want to make to Facebook?'.
Prepare algorithmic questions for the interviews. Most companies like Facebook, Google, Microsoft and others focus on this.
Technical projects or internships will be beneficial.
Qualifying for or winning programming contests like overnite is very beneficial. Involvement in Social/Cultural activities or sports is not really essential.
Skill Tips: Being good at writing fast and correct code in any language helps a lot.
Skills: Programming
College Name: IIT KHARAGPUR
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Fastenal Interview FAQs

How many rounds are there in Fastenal Senior Software Engineer interview?
Fastenal interview process usually has 1 rounds. The most common rounds in the Fastenal interview process are Technical.

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Fastenal Senior Software Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
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Fastenal Senior Software Engineer Salary
based on 49 salaries
₹16.5 L/yr - ₹39 L/yr
89% more than the average Senior Software Engineer Salary in India
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Fastenal Senior Software Engineer Reviews and Ratings

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2.2/5

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2.4

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2.4

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3.7

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2.6

Job security

1.8

Company culture

2.2

Promotions

2.2

Work satisfaction

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