Data Janitor
Noun · Slang & Abbreviations
Definitions
A person or process that spends most of its time cleaning, normalizing, deduplicating, or repairing messy data before anyone can use it. The term highlights how much invisible work data quality often requires.
In plain English: Someone who spends a lot of time cleaning up messy data.
Example: "Half of analytics is data janitor work before the dashboard even makes sense."