I applied through university. The process took 2 days. I interviewed at Espressif (Pune) in Aug 2020
Interview
Three techinal rounds and one HR round was conducted. Technical rounds were highly focused on Operating Systems, Data Structures and Algorithms, C language and microprocessor. Almost all questions were in depth and required the interviewee dive deep in the concepts of the respective topic.
Interview questions [4]
Question 1
Given a target sum and an array, find two integers in array which add up to given target.
I applied through university. I interviewed at Espressif
Interview
First round was Hackerearth MCQ and Coding test, with questions on OS, RTOS, CN. No aptitude questions.
Followed by the qualification test there were 3 rounds of technical interviews and a HR round.
I did not get shortlisted after the first interview.
Interview questions [1]
Question 1
First interview:
1) First repeating character in a string with O(N)
2) Check whether the given number is even with O(1) & without the modulo operator
3) Check whether the given number is power of 2 with O(1),
4) The 2 eggs and 10 floors problem.
5) Questions about I2S protocol, I2C vs SPI, design considerations for a PCB layout.
I applied through university. The process took 2 weeks. I interviewed at Espressif (Pune) in Nov 2020
Interview
Espressif came to my college for campus hiring. Was a mixed experience. 2 technical rounds of interview post an aptitude and then final HR round. You need to have a clear understanding of the basics of DSA, operation systems and microcontrollers
