Quick Overview

This question evaluates implementation skills in data structures and algorithms, covering time-based versioning and TTL in an in-memory key-value store, dependency resolution and evaluation in an expression interpreter, and parsing plus streaming processing of matrix data.

Implement store, evaluator, and parser

Company: Instacart

Role: Software Engineer

Category: Coding & Algorithms

Difficulty: hard

Interview Round: Onsite

Overview: This question evaluates implementation skills in data structures and algorithms, covering time-based versioning and TTL in an in-memory key-value store, dependency resolution and evaluation in an expression interpreter, and parsing plus streaming processing of matrix data.

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