I applied through university. I interviewed at Efftronics Systems (Vijayawāda) in Apr 2021
Interview
1.written test
2.online interview
3.offline interview at vijaywada
The written test is conducted in online mode.it contains networks theory ,computer network, analog electronic, digital electronics basic questions.if you are preparing for gate then it will be easy to qualify written test.
The candidates shortlisted from written test will go to online interview for 20-30 minutes.if you pass in interview you will be invited for vijaywada for final interview
I applied through university. I interviewed at Efftronics Systems (Mangalagiri) in Mar 2026
Interview
there are 3 exams, 1) maths,2)digital electronics,3)embedded c programming questions. Prime numbers and square wave generator in microcontrollers. AND THEN INTERVIEW BASED ON THE ANSWERS WRITTEN BY US in the exam and few questions like what is flip flop , difference between sequential and combinational circuits
Interview questions [1]
Question 1
embedded c coding question, program counter, flip flop, relay circuit, instruction length,
3 rounds
1. Started of with the psychometric test(basix questions).
2 . 2 questions on digital electronics system design (1 hour)
3. 2 questions on controller programming (c or assembly based on your choice] {1hour]
Interview questions [1]
Question 1
1. prime number
2. generate a square wave of 50 Hz
I applied through university. The process took 2 weeks. I interviewed at Efftronics Systems (Vijayawāda) in May 2025
Interview
Written test Technical 1 interview Technical 2 interview Hr interview Whole day in the office food is provided questions are about the role based upon the answers u have written the interview will be