Affirm

Senior Staff Software Engineer Interview Experience - Los Angeles, California

May 1, 2025

Positive ExperienceGot Offer

Process

The interview process at Affirm was pleasant, professional, and very well communicated and run the entire way through.

Everyone was smart, kind, and exceeded my expectations.

There were some delays (mostly on my end) while sending some introductory emails, but after I started talking with folks, it was about 5 weeks until I had a written offer.

Questions

Can you tell me at length about a past project that you led or were a part of?

How did it go?

Anything you'd do differently next time? Etc.

Was this helpful?

Interview Statistics

The following metrics were computed from 1 interview experience for the Affirm Senior Staff Software Engineer role in Los Angeles, California.

Success Rate

100%

Pass Rate

Affirm's interview process for their Senior Staff Software Engineer roles in Los Angeles, California is incredibly easy as the vast majority of engineers get an offer after going through it.

Experience Rating

Positive100%

Neutral0%

Negative0%

Candidates reported having very good feelings for Affirm's Senior Staff Software Engineer interview process in Los Angeles, California.

Affirm Work Experiences

Talented group of people

Software Engineer • Former Employee

San Francisco, California, United States

Pros: Folks are incredibly smart, hard working, and kind.

Cons: A public company comes with downsides.

Talented group of people

Software Engineer • Former Employee

San Francisco, California, United States

Pros: Folks are incredibly smart, hard working, and kind.

Cons: A public company comes with downsides.

Well organized, rational, and efficient

Applications Integrations Engineer • Former Employee

January 25, 2023

Pros: Agile development life cycles with attainable goals. Teams work together to create great results. Works great with business partners. Fantastic onboarding process for merchants and customers. Appreciate the hard work of employees and contractors.

Cons: No real cons, just straightforward, honest folks who work hard to build great products.

Well organized, rational, and efficient

Applications Integrations Engineer • Former Employee

January 25, 2023

Pros: Agile development life cycles with attainable goals. Teams work together to create great results. Works great with business partners. Fantastic onboarding process for merchants and customers. Appreciate the hard work of employees and contractors.

Cons: No real cons, just straightforward, honest folks who work hard to build great products.

Excellent benefits, terrible dev-ex

Engineering Manager • Current Employee

Madrid, Community of Madrid, Spain

August 17, 2023

Pros: Excellent compensation, benefits, and conditions.

Cons: Dreadful tech debt and developer experience. Team siloing. Employee experience varies a lot from team to team.

Excellent benefits, terrible dev-ex

Engineering Manager • Current Employee

Madrid, Community of Madrid, Spain

August 17, 2023

Pros: Excellent compensation, benefits, and conditions.

Cons: Dreadful tech debt and developer experience. Team siloing. Employee experience varies a lot from team to team.

Talented group of people

Software Engineer • Former Employee

San Francisco, California, United States

Pros: Folks are incredibly smart, hard working, and kind.

Cons: A public company comes with downsides.

5.0
Talented group of people
Software Engineer • Former Employee
San Francisco, California, United States
May 21, 2024
Pros: Folks are incredibly smart, hard working, and kind.
Cons: A public company comes with downsides.

Well organized, rational, and efficient

Applications Integrations Engineer • Former Employee

January 25, 2023

Pros: Agile development life cycles with attainable goals. Teams work together to create great results. Works great with business partners. Fantastic onboarding process for merchants and customers. Appreciate the hard work of employees and contractors.

Cons: No real cons, just straightforward, honest folks who work hard to build great products.

5.0
Well organized, rational, and efficient
Applications Integrations Engineer • Former Employee
January 25, 2023
Pros: Agile development life cycles with attainable goals. Teams work together to create great results. Works great with business partners. Fantastic onboarding process for merchants and customers. Appreciate the hard work of employees and contractors.
Cons: No real cons, just straightforward, honest folks who work hard to build great products.

Excellent benefits, terrible dev-ex

Engineering Manager • Current Employee

Madrid, Community of Madrid, Spain

August 17, 2023

Pros: Excellent compensation, benefits, and conditions.

Cons: Dreadful tech debt and developer experience. Team siloing. Employee experience varies a lot from team to team.

4.0
Excellent benefits, terrible dev-ex
Engineering Manager • Current Employee
Madrid, Community of Madrid, Spain
August 17, 2023
Pros: Excellent compensation, benefits, and conditions.
Cons: Dreadful tech debt and developer experience. Team siloing. Employee experience varies a lot from team to team.

Affirm Interview Questions

Shortest Uncommon Substring in an Array

Find the shortest string that is not a substring of any string within a given array of strings. Return this shortest uncommon substring.

ArraysStringsSliding Windows

Insert Delete GetRandom O(1)

Design a data structure that supports insertion, deletion, and random element retrieval, all in constant time on average. You'll need to handle edge cases carefully to achieve O(1) complexity.

ArraysArraysDynamic Programming

Group Anagrams

Given a list of words, group together all the anagrams. Anagrams are words that contain the same letters rearranged.

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