How to crack coding interviews in 30 days. Important topics to prepare for experienced software engineers.

Prachi
5 min readAug 6, 2021

After giving several interviews and clearing quite a few, I made a list of important topics and several tricks to prepare quickly and effectively for an interview in a short period of time. I have also mentioned every round in detail and tips that helped me in clearing the interviews.

Let's start with the general format of interviews for experienced software engineers in top-tier companies.

  1. Hr screening
  2. Telephonic/ Screening round
  3. Onsite

HR screening

This round is fairly simple and you don't need to prepare for this round. It's just a general discussion in which the HR talks about your experience and gives a brief description of the rounds and role.

Telephonic/ Screening round

This is the coding round that generally happens on coding platforms like Hackerrrank, codility, or coderpad. You are expected to write a clean, optimized code and run test cases as well. This round is for 1 hour mostly with the last 15 mins for questions that you can ask.

Onsite

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