Instacart Machine Learning interview: what to expect

Learn about Instacart onsite interview.

Pham An Khang
CodeX

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Coding round interview

  • These interviews are typically more difficult than an technical phone interview. The session will be platform agnostic and hosted via CodeSignal.
  • Instacart has 1–2 coding interviews that we would like you to complete. Each session is hosted by a different engineer from our team.
  • Our typical coding interviews run about a 1-hour long. The first 5 mins will be focused on intros and ensuring your laptop is set up. You’ll have 45-mins to complete the coding exercise. The last 10 mins will be for Q&A
  • What we look for: debugging skills, communication & presentation, overall language proficiency, modular design/ code readability/testable code, ability to follow specs
  • How to prepare: leetcode.

Technical/ Design

  • What to expect: these are interactive conversations where the interviewer will give you a scenario at Instacart that is related to ML. The goal is to come up with an end-to-end approach to implement the functionality/ You are also expected to explain the rationale behind your design, for example, the choices of models and metrics. You are welcome to use Google Draws…

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Pham An Khang
CodeX
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Author of Machine Learning System Design course on educative.io, Machine Learning Design Interview book and ML interview on github. Top 1000 Medium writers.