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Coding

2 years ago

Can you develop a solution to transform an array into another, where each value is replaced by the product of the next two values in the sequence?

Frontend Engineer

Groupon

Kabam

Electronic Arts

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2 years ago

Javascript

2 years ago

What's your approach to developing a reduce() function in JavaScript that consolidates array elements using a callback?

Frontend Engineer

Groupon

Ubisoft

Amazon Web Services

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2 years ago

Javascript

2 years ago

Could you outline a process to write your own implementations of JavaScript Array.prototype methods such as flat, map, reduce, and concat?

Frontend Engineer

Groupon

Square

Dropbox

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2 years ago

Behavioral

2 years ago

How would you handle it if a co-worker consistently arrives late to meetings?

Frontend EngineerProgram ManagerData ScientistFull Stack Software Engineer

Groupon

SailPoint

Flexport

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2 years ago

Javascript

2 years ago

How do you plan to implement a JavaScript function that sorts strings in an array lexicographically?

Frontend Engineer

Groupon

Salesforce

Epic Games

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2 years ago

Behavioral

2 years ago

Can you explain to me why you think Groupon is the right fit?

Frontend Engineer

Groupon

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2 years ago

Behavioral

2 years ago

Describe a time when you disagreed with a performance rating you received.

Frontend EngineerFull Stack Software EngineerData ScientistData Analyst

Groupon

Magic Leap

Proofpoint

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2 years ago

Behavioral

2 years ago

What would you like to gain from the position of Frontend Engineer at Groupon - what are some of your key goals?

Frontend Engineer

Groupon

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2 years ago

Behavioral

2 years ago

Could you detail the SOLID principles and provide an explanation for each?

Frontend Engineer

Groupon

Citrix Systems

Asana

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2 years ago

Javascript

2 years ago

What methodology would you use to create a JavaScript function for deep cloning objects, with an emphasis on complex data structures and maintaining object references?

Frontend Engineer

Groupon

Carbonite

McAfee

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2 years ago

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^*All interview questions are submitted by recent Groupon Frontend Engineer candidates, labelled and categorized by Prepfully, and then published after being verified by Frontend Engineers at Groupon.

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