How a Healthcare Platform Cut Regression Testing from 2.5 Weeks to One Day

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A healthcare platform was spending two and a half weeks on each regression pass, with smoke testing alone consuming seven days. The common instinct to automate everything proved to be the wrong starting point, as automating a bloated, outdated test suite only creates a faster version of the same inefficient process. The real problem was that most time was lost not in test execution but in preparation, environment setup, queue time, failure investigation, and reporting. The team eventually reduced regression lead time to a single day while improving coverage from 50% to 90% by cutting redundant tests, tiering suites by risk level, and shifting validations to lower, faster layers like APIs instead of the UI. Automation played a role, but the bigger gains came from rethinking what to test, where to test it, and when to run each suite.

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