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Valon Interview Experiences
3935 interview stories from candidates at 857 companies: how each round went, what was asked and how it ended. Every company page links to practice questions in the same style.
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3 results
- Phone Screen on an Out-of-Order Loan LedgerValon · Software Engineer · Technical Screen · Sep 2026
This was the phone screen. It was an OOP coding problem about a bank ledger. I had seen someone mention it on the forum but with no specifics, and if you haven't prepared in advance, time gets a bit tight. The first part is designing a simple dataclass and 2 basic functions, which are just simple addition and subtraction. The second part is the real focus. You design 2 functions that handle the 2…
- Four One-Hour Onsite Rounds in a Single DayValon · Backend Engineer · Senior+ · Onsite · Apr 2026
The recruiter got back to me within a day, really fast. First round, coding — 3 levels, 2 of which were the bar to clear. You write a schemaless database (an in-memory SQL), but you're given each column's type and name. Some rows might be missing certain columns. The first level is figuring out what data structure to use, then basically being able to store and read. The second level does filter a…
- Two-Hour Bank Service Build, Then an HM RoundValon · Software Engineer · Onsite · Jan 2026
Valon's onsite format is pretty unusual: you get 2 hours to implement one problem. The goal is to build a banking service made up of 5 parts. My feeling is that you need to get through at least parts 3-4, but you are not required to finish everything. How the time is split: First 30 minutes: go through the problem with an engineer, discuss the design, and start building. Middle 90 minutes: you wr…