SoFi interview questions

51 questions25 coding2 system design24 behavioral7 freeUpdated

This is every question in the SoFi guide, in one list: 25 coding problems, 2 system designs and 24 behavioral questions, drawn from what candidates report about SoFi interviews.

Each row shows the round it comes from and links to the lesson that works through it. 7 are free to read in full. The other 44 are Premium, and here you still see their round, difficulty and topic, so you know what you're walking into.

SoFi coding interview questions

25 problems, in the order the guide teaches them. The 6 tagged OA are covered in the online assessment lessons. Each lesson gives the full problem, a worked solution and the follow-ups interviewers tend to add.

1Asteroid Collision: Stack SimulationFreeOAMediumThe HackerRank DSA Round
2Minimum Changes to Make Anagram PairsFreeOAEasyThe HackerRank DSA Round
3Smallest Subarray With K Distinct: Sliding WindowFreeOAMediumThe HackerRank DSA Round
4Gold Bar Splitting: Greedy HalvingFreeOAEasyThe HackerRank DSA Round
5Get Maximum Jobs: Binary Search on the PeakFreeOAMediumThe HackerRank DSA Round
6Simplify Path: Stack of DirectoriesFreeOAMediumThe HackerRank DSA Round
7Premium medium problemCodingMediumLogical & Maintainable
8Premium medium problemCodingMediumLogical & Maintainable
9Premium medium problemCodingMediumLogical & Maintainable
10Premium easy problemCodingEasyLogical & Maintainable
11Premium medium problemCodingMediumTags, Logs & Records
12Premium easy problemCodingEasyTags, Logs & Records
13Premium medium problemCodingMediumTags, Logs & Records
14Premium hard problemCodingHardTags, Logs & Records
15Premium easy problemCodingEasyArrays, Windows & Intervals
16Premium medium problemCodingMediumArrays, Windows & Intervals
17Premium easy problemCodingEasyArrays, Windows & Intervals
18Premium medium problemCodingMediumArrays, Windows & Intervals
19Premium medium problemCodingMediumArrays, Windows & Intervals
20Premium easy problemCodingEasyGraphs, Trees & Backtracking
21Premium medium problemCodingMediumGraphs, Trees & Backtracking
22Premium medium problemCodingMediumGraphs, Trees & Backtracking
23Premium medium problemCodingMediumKey-Value Stores & Caches
24Premium medium problemCodingMediumKey-Value Stores & Caches
25Premium hard problemCodingHardKey-Value Stores & Caches

SoFi system design interview questions

2 designs, each worked end to end in its own lesson, from requirements to the architecture and its trade-offs.

#Question
1Design Real-Time Metered BillingFree
2Design a Stock Price Watcher (Premium)

A lock means the design is named here and its walkthrough is Premium.

SoFi behavioral interview questions

24 questions, grouped by what the interviewer is testing. The lesson explains why each one gets asked and what a strong answer covers.

Members' interests first, get to the truth, do the right thing (4)

All 4 are Premium

Run after problems; make your footprint bigger than your foot (4)

All 4 are Premium

Iterate, learn, innovate (4)

All 4 are Premium

Take care of people, help them grow, embrace diversity (4)

All 4 are Premium

Be a SoFi missionary (and don't forget to smile) (4)

All 4 are Premium

Your projects and launches, the hiring-manager deep-dive (4)

All 4 are Premium

Read the SoFi behavioral questions

See all 51 SoFi questions by name

Premium opens the 44 locked questions on this page, each with the full prompt and a worked answer, and every other lesson in all 100 company guides.

Common questions

How many questions are in the SoFi interview guide?

51: 25 coding problems, 2 system designs and 24 behavioral questions. The guide was last updated in November 2026.

Which rounds do these SoFi interview questions come from?

Of the 25 coding problems, 6 come from the online assessment and 19 from the coding rounds. The 2 system designs and 24 behavioral questions come from the system design and behavioral rounds. Every row in the list carries its round, so you can start with the one you have booked.

Which SoFi interview questions are free?

7 of the 51 are free to read in full, marked Free in the list. The other 44 come with Premium, which also opens all 100 company guides.