Instacart - L3/L4 SWE - VO

Description Template:
Level: L3/L4
Education: B.S. Computer Science
Years of Experience: 3
Questions Asked: Build a pivot table

Onsites that I conduct for L3/L4 candidates are usually asked to build a simple 2d Array representation similar to a google sheet given a set of data. The problem starts simple and builds upon itself.