LinkedIn IC2 SWE-Apps team, USA interview experience
- Location
- USA
- Posted
- 22 Oct 2026
Summary
I completed a technical phone screen with LinkedIn for a Software Engineer position in the US. The interview consisted of a brief introductory chat followed by two medium‑difficulty LeetCode questions.
How it went
This week I completed a technical phone screen with LinkedIn. Position was based in US. Interviewer was very nice, calm and cool. First 15-20 minutes discussion about previous work. Information about the team. Followed by 2 leetcode medium questions.
- Nested Weight List Sum 2
- Valid Number - with followup discussion if exponential numbers would be allowed
It was on coderpad, so you cannot execute your code, have to dry run after implementing it
Questions asked (2)
- 01
Nested List Weight Sum II
Data Structures & Algorithms · Medium
Given a nested list of integers, return the sum of all integers weighted by their depth from bottom up. The weight is defined as the inverse of the depth: integers on the deepest level have weight 1, the next level up weight 2, and so on.
- 02
Valid Number
Data Structures & Algorithms · Medium
Determine if a given string can be interpreted as a valid decimal number. The string may contain digits, signs, a decimal point, and an exponent part (e or E). Discuss whether numbers with exponential notation should be considered valid.