Case Study: Codecademy achieves broader QA coverage and less engineering stress with test IO

A test IO Case Study

Codecademy cuts QA time by 20-30% with test IO

Codecademy, an online learning platform with millions of users, needed to ensure software quality without an in-house QA team. Their internal engineers were too close to their own work to catch all issues, and traditional outsourced QA was rigid and slow. They turned to the crowdtesting services of test IO to gain fresh, unbiased perspectives before new features reached their global user base.

By implementing test IO, Codecademy adopted an agile, engineer-driven testing model. Teams could submit simple test descriptions in plain English and receive fast, iterative feedback from a global crowd of testers, covering countless device and browser combinations. This solution freed engineers from cumbersome manual testing, reducing time spent on QA from 20-30% and allowing them to focus on building new features. The partnership provided consistent, broad coverage, catching bugs before users did and significantly boosting team confidence and satisfaction.


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