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Lemonade Insurance Backend Engineer Interview Questions
& Process

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

Based on 9 interview experiences · FREE TO READ

2.2 Rounds average
Average Typical difficulty
66.7% Positive experience

Candidate interview experiences

First-hand accounts from people who interviewed at Lemonade Insurance.

Showing 3 of 9
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Lemonade Insurance

Backend Engineer

Engineering · nearly a year ago

Mid Difficult Positive experience No offer 2 rounds
Interview process
Recruiter call Technical screen
Interview formats
System Design

I had a short call with HR first, then an on-site interview focusing on High Level/Design. Everyone was super nice throughout. HR prepped me well for the on-site and then gave me feedback on why I didn't get the offer and how to improve. The interviewers were very professional and calm. I really liked them.

Confirmed questions1 question
  • Could you design an end-to-end feature for the product, covering client-side, server-side, and database aspects?
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Lemonade Insurance

Backend Developer

Engineering · a year ago

Entry Average Positive experience No offer 1 round
Interview process
Recruiter call Technical screen
Interview formats
Behavioral Technical System Design

I had a phone call with a recruiter. They asked me about my background and resume, then explained the role and how the team is structured. They also asked some technical questions related to the job.

Confirmed questions1 question
  • Were you asked questions about databases and system design?
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Lemonade Insurance

Backend Engineer

Engineering

Senior Average Negative experience No offer 1 round
Interview process
Recruiter call Technical screen Onsite
Interview formats
Behavioral System Design Coding

The first interview was a 1.5-hour session at their office. It started with 30 minutes covering a company overview, self-introduction, and a description of a project from your current company. The remaining hour focused on a system design question about creating an autocomplete feature, followed by a partly implementation of the algorithm in Python. Despite answering all questions correctly and explaining the solution well, I didn't pass. The HR mentioned it was a 'lack of chemistry' and not a technical rejection. My take is they're looking for team players more than top engineers, so good communication might outweigh technical skills.

Confirmed questions2 questions
  • How would you design an autocomplete feature?
  • Can you implement the algorithm for autocomplete in Python?

Lemonade Insurance Backend Engineer Interview Questions

Quoted word for word from Lemonade Insurance interview reports.

Given a string, return the next lexicographical string using the same letters by swapping them.

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Implement a Python function to build the entries for the autocomplete suggestion mechanism, considering caching.

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Implement a GET request to retrieve the count of a specific word from the TXT file processed by the previous POST request.

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Can you implement the algorithm for autocomplete in Python?

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Design an autocomplete system for an e-commerce website that suggests products.

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Implement a web service that accepts a POST request to process TXT files, and explain why you chose POST over GET for this.

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Could you design a high-level system for a dynamic question-and-answer web application?

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Could you design an end-to-end feature for the product, covering client-side, server-side, and database aspects?

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Formats, difficulty and experience

Across all 9 Lemonade Insurance interview reports.

Interview formats

Behavioral 28.6%
Technical 23.8%
Coding 19%
System Design 19%
Other 9.5%

Interview difficulty

Easy 0%
Average 77.8%
Difficult 22.2%

Candidate experience

Positive 66.7%
Neutral 11.1%
Negative 22.2%