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dronacharya.ai

HapiHygi Innovations

InternshipElectricalEmbedded

Built from 1 candidate report with 1 first-hand accounts, covering 2024-25.

Hiring process

Roles: Electrical Engineer

2024-25 · Internship

  1. 1

    Take-home assignment

    Two-day circuit design assignment with five problems
    2880 min5 questions

    power source switching · undervoltage protection · Li-ion battery management · PCB schematic design · Arduino sensor and motor control

    No online test; assignment given before the interview. Duration stated as two days.

  2. 2

    Technical interview

    Round 1: assignment discussion
    Zoom40 minvirtual

    assignment solutions

  3. 3

    Technical interview

    Round 2: electronics fundamentals
    Zoom40 minvirtual

    microcontrollers · ADC · DAC · power electronics

Question patterns reported

The kind of problem, not the problem itself. Our practice questions are written to match these patterns.

  • Take-homeauto-switching between adapter and battery without microcontroller or relay
  • Take-homecut-off circuit below a battery voltage threshold
  • Take-homeselect a commercial BMS and compare options
  • Take-homePCB layout from given schematic
  • Take-homeArduino control of servo, DC motor, IR and ultrasonic sensors