A 12-engineer SaaS startup is three weeks into building a 5-node analytics pipeline because the CEO

A medium Pipeline Design interview practice problem on DataDriven. Write and execute real pipeline design code with instant grading.

Domain

Pipeline Design

Difficulty

medium

Problem

A 12-engineer SaaS startup is three weeks into building a 5-node analytics pipeline because the CEO asked one question last week: 'How many users signed up last quarter?' Nobody has asked since. Apply the section's four-question pipeline test on this scenario and replace the over-engineered scaffolding with one of the section's named simpler answers for a one-off question. The canvas should end with fewer nodes than it started.

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