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Ensemble Tech Interview Questions and Answers

Updated 31 May 2022

Ensemble Tech Interview Experiences

1 interview found

I applied via Walk-in and was interviewed before May 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Aptitude Test 

You are asked for fundamentals of C programming and a simple aptitude test....since I have worked here I can say this....they are basically looking for people who have their basics right and can be trained as developers.

Interview Preparation Tips

Topics to prepare for Ensemble Tech Embedded Firmware Developer interview:
  • C programming
  • Embedded Systems
Interview preparation tips for other job seekers - If you are a decent engineer with fundamentals in place you will do ok. However, if you are not you are not likely to make it through....even if you make it through you will not last long....they dont have time and resources to put up with non performing people!!

Embedded Firmware Developer Interview Questions asked at other Companies

Q1. what is difference between semaphore and mutex in freertos ?
View answer (1)

Interview questions from similar companies

I applied via Campus Placement and was interviewed in Dec 2016. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Communication Concepts
  • Q2. Embedded Concepts

Interview Preparation Tips

Round: Resume Shortlist
Experience: Shortlisted based on CGPA and Profile
Tips: CGPA above 7.5 and Communication/CS based coursework/ability

Round: Test
Experience: C Coding Questions which checked basic knowledge of C
Tips: Brush up your C skills. Questions are easy but may require knowledge of stuff like what is big endian and little endian etc.
Duration: 1 hour 30 minutes
Total Questions: 12

Round: Technical Interview
Experience: My Communication relation concepts were tested. My Major Project was asked in detail.
Tips: If Comm background, prepare ITC, MultiCarrier/Wireless at a good level. If not they will ask C.

Round: Technical Interview
Experience: I was asked basic level embedded concepts.
Tips: Prepare on the following and similar stuff : How to implement a pseudo dynamic memory allocation using flash memory- which data structure to use. How does Inter Process Communication work. How does a multicore processor synchronizes its cores. If Comm background, give the TX and RX chain design (Wireless System Design)

Skills: Communication Systems, Embedded Systems, C Programming
College Name: IIT Madras

Software Engineer Interview Questions & Answers

MaxLinear user image Gayathri S ee15m052

posted on 4 Dec 2016

I applied via Campus Placement and was interviewed before Dec 2015. There were 2 interview rounds.

Interview Preparation Tips

Round: Test
Experience: It was a written test with some numerical aptitude questions and coding questions. The test was fairly easy
Duration: 1 hour

College Name: IIT Madras

I applied via Campus Placement and was interviewed in Dec 2016. There were 3 interview rounds.

Interview Preparation Tips

Round: Test
Experience: It was a written test with some numerical aptitude questions and coding questions. The test was fairly easy
Tips: Learn about pointers and using function pointers

Round: Technical Interview
Experience: First, I was asked to brief about the projects I have done so far. Then there were some questions about C programming like pointers, const pointers, storage classes, volatile keyword etc. It was followed by some basic questions about computer architecture, microcontroller, FPGA, RTOS

Round: Technical Interview
Experience: In this round I was asked to write algorithm for some simple problems like checking if a given integer (not string) is palindrome or not, checking if a number is a multiple of 3 (using bitwise operations) etc

College Name: IIT Madras

I applied via Recruitment Consultant and was interviewed before May 2020. There were 3 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. DS and Algo questions based on DP and backtracking
  • Q2. Clone linked list with random pointers.
  • Ans. 

    Clone a linked list with random pointers.

    • Create a new node for each node in the original list.

    • Store the mapping between the original and cloned nodes in a hash table.

    • Traverse the original list again and set the random pointers in the cloned list using the hash table.

    • Return the head of the cloned list.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Mostly DS and Algo rounds followed by design rounds. Sometimes there can be language specific questions.

Skills evaluated in this interview

I applied via Referral and was interviewed before Sep 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. Basic c programming
  • Q2. Previous experience questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be honest. And prepare well in data structures
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Apr 2022. There were 5 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - Coding Test 

Pointer and linked list

Round 3 - Case Study 

Pure technical on kernel programming

Round 4 - Technical 

(3 Questions)

  • Q1. Pure technical questions on background project
  • Q2. Mutex semaphore and spinlock
  • Q3. How you will achieve multi threaded programming
  • Ans. 

    Multi-threaded programming can be achieved by creating multiple threads that run concurrently.

    • Identify the tasks that can be executed in parallel

    • Create threads using threading libraries in the chosen programming language

    • Synchronize the threads to avoid race conditions and deadlocks

    • Use locks, semaphores, and mutexes to manage shared resources

    • Optimize the performance by balancing the workload among threads

  • Answered by AI
Round 5 - HR 

(1 Question)

  • Q1. Why you want to join this company
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Oct 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Do not use an unprofessional email address such as cool_boy@email.com. It shows a lack of professionalism by the candidate.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. This was more like shortlisting round with manager. Asked about resume and previous work experience. Not much Technical questions.
Round 3 - One-on-one 

(5 Questions)

  • Q1. Python programming questions, Basics
  • Q2. Python oops concepts
  • Q3. What is module in Python
  • Ans. 

    A module in Python is a file containing Python code, which can define functions, classes, and variables.

    • Modules help organize Python code into reusable components

    • Modules can be imported into other Python scripts using the 'import' keyword

    • Examples of modules in Python include math, random, and os

  • Answered by AI
  • Q4. Python memory management
  • Q5. Basic Devops questions

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed in Jul 2024. There were 4 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Ofdm, Fixed point, sampling theorem, digital filters,
  • Q2. Previous work clarity
  • Ans. 

    Previous work clarity is essential for successful collaboration and understanding of project requirements.

    • Clearly explain the projects you have worked on in the past, including your role and responsibilities

    • Provide examples of how you communicated with team members to ensure clarity in project goals

    • Discuss any challenges you faced in previous projects and how you overcame them

  • Answered by AI
Round 2 - Technical 

(2 Questions)

  • Q1. Fft, ofdm, CP, sampling theorem, previous experience,
  • Q2. C basics, memory layout, function pointer, big small endian, bit manipulation, zero padding in structures
Round 3 - Coding Test 

Bit manipulation, memory layout, interrupts, semaphore mutex, implement memcpy, sorting, algo to share resource equally

Round 4 - One-on-one 

(1 Question)

  • Q1. Previous work experience, general attitude

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well for coding, strong on basics
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Implement atoi in c language
  • Ans. 

    atoi function converts a string to an integer in C language

    • Use a loop to iterate through each character of the input string

    • Check if the character is a digit (0-9) using 'isdigit' function

    • Calculate the integer value by multiplying the current value by 10 and adding the digit value

  • Answered by AI
  • Q2. Remove the head of the linked list mainitning the remaining links

Ensemble Tech Interview FAQs

How many rounds are there in Ensemble Tech interview?
Ensemble Tech interview process usually has 2 rounds. The most common rounds in the Ensemble Tech interview process are Resume Shortlist and Aptitude Test.
How to prepare for Ensemble Tech interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Ensemble Tech. The most common topics and skills that interviewers at Ensemble Tech expect are ARM, Adc, C, C++ and DAC.

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Ensemble Tech Reviews and Ratings

based on 3 reviews

5.0/5

Rating in categories

4.9

Skill development

4.9

Work-life balance

4.0

Salary

4.9

Job security

4.0

Company culture

4.0

Promotions

4.9

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