Stripe

Role: Software Engineer

College: Not Specified

Interview Date: November 2022

Interview Type: Full-Time

Result: Offered

Difficulty: Medium

Rounds: 3 (Recruiter Screen, Technical Phone Screen, Onsite with 5 sub-rounds)

Topics Asked: Data Structures, Computer Science Fundamentals, Parsing, Distributed Backend System Design, Algorithmic Problems, Debugging, API Integration, Behavioral.

Experience:

The candidate applied online directly on Stripe's jobs site. The overall process included a Recruiter Screen, Technical Phone Screen, Onsite, and Offer.

Recruiter Screen: A quick introduction, discussion about the candidate's background and what they were looking for, and information about the team and projects.

Technical Phone Screen: This was a 60-minute pair programming session. The problem involved parsing an input format and performing straightforward operations using simple data structures and computer science fundamentals. The interviewer emphasized "getting the problem done" over efficiency.

Onsite: The onsite consisted of five rounds, conducted at their San Francisco office.

• Debugging: The interviewer asked the candidate to download a particular revision of a codebase to find and fix a bug.
• Experience & Goals: A behavioral interview with the potential manager, covering typical questions about experience and career goals.
• Coding / Programming Exercise: A more algorithmic-based question than the phone screen, described as a toy version of a real Stripe problem. The focus was on proposing ideas and implementing a straightforward approach, with less emphasis on optimal time complexity.
• Integration: This round was described as the most "real-world" based, likely involving integrating new code into an existing codebase or working with APIs.
• System Design: The candidate was asked to design a distributed backend system. The discussion focused on architecture, use cases, load assumptions (QPS, read vs. write), and tradeoffs in design.

Overall, the interview process was not the most technically challenging but placed heavy emphasis on communication and reading comprehension. The interviewers were kind, and the company offered to bump up the sign-on bonus even before negotiation.