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Viridien Machine Learning Engineer Interview Questions
& Process

Real candidates share what happened, how many rounds they had,
and how the experience turned out.

Based on 8 interview experiences · FREE TO READ

2.5 Rounds average
Average Typical difficulty
50% Positive experience

Candidate interview experiences

First-hand accounts from people who interviewed at Viridien.

Showing 3 of 8
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Machine Learning Engineer

Engineering · half a year ago

Entry Average Negative experience No offer 1 round
Interview process
Recruiter call
Interview formats
Other

I applied without a referral and got an email from HR to set up a phone screening. They didn't mention the platform, so I figured they'd call the number I gave them. They NEVER CALLED and NEVER REPLIED TO MY EMAILS later. And after about a month, they sent the rejection email. This was the most insulting interview I had (or never had).

Confirmed questions0 questions

No confirmed questions were included in this interview report.

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Viridien

Machine Learning Engineer

Engineering · more than a year ago

Mid Average Negative experience No offer 4 rounds
Interview process
Recruiter call Technical screen Take home Onsite
Interview formats
Behavioral Technical Coding

I had an HR screen first. Then I had an interview with the manager, which was pretty basic, just high school math. After that, there was a take-home test where I had to do object detection using deep learning. Finally, there was a second round with 5 interviewers covering coding and technical stuff.

Confirmed questions1 question
  • What would be the output if we flip an image of a cat that was used to train a network with only that single image?
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Viridien

Machine Learning Engineer Intern

Engineering · more than a year ago

Intern Difficult Positive experience Accept offer 5 rounds
Interview process
Recruiter call Take home Presentation Technical screen Technical screen
Interview formats
Behavioral Technical Coding Presentation

Started with a call about why I'd fit the role. Then got a take-home ML challenge where I had to build a model from given data. After that, I had a technical interview where I presented a project and answered ML/project questions. This was followed by a stressful 45-minute live coding session with three programming problems and some follow-up questions. The interviewers were nice though and tried to ease the pressure. Overall, it was a good experience, and the whole thing took about two months.

Confirmed questions4 questions
  • Could you explain the concept of bias variance decomposition?
  • What distinguishes deep learning from machine learning?
  • Could you sort a list in-place?

Viridien Machine Learning Engineer Interview Questions

Quoted word for word from Viridien interview reports.

What is the reason for selecting a kernel size of 3 in convolution?

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What would be the output if we flip an image of a cat that was used to train a network with only that single image?

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How would you calculate the sum of an attribute for nodes in 2D space within a distance R?

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What are the methods for identifying and addressing overfitting and underfitting?

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Could you explain the concept of bias variance decomposition?

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Formats, difficulty and experience

Across all 8 Viridien interview reports.

Interview formats

Technical 35%
Behavioral 30%
Coding 20%
Presentation 10%
Other 5%

Interview difficulty

Easy 12.5%
Average 75%
Difficult 12.5%

Candidate experience

Negative 37.5%
Positive 50%
Neutral 12.5%