Inside the Trenches of CI/CD

Inside the Trenches of CI/CD

Stories, insights, and opinions from the team behind Mergify

Tomasz Biernacki

Aug 4, 2025

7 min read

The Trenches of CI/CD: What We Learned Deploying 100+ Times a Day

CI/CD promises speed, automation, and confidence. But if you’ve ever stared at a red pipeline for hours, battled flaky tests, or deployed a “fully tested” build that still broke production—you know there’s a lot more to it.

scenery of mountain canyon
scenery of mountain canyon
scenery of mountain canyon
landmark photography of trees near rocky mountain under blue skies daytime
landmark photography of trees near rocky mountain under blue skies daytime
landmark photography of trees near rocky mountain under blue skies daytime

Aug 4, 2025

7 min read

Blogpost 3

CI/CD promises speed, automation, and confidence. But if you’ve ever stared at a red pipeline for hours, battled flaky tests, or deployed a “fully tested” build that still broke production—you know there’s a lot more to it.

Tomasz Biernacki

mountain reflection on body of water
mountain reflection on body of water
mountain reflection on body of water

Aug 4, 2025

7 min read

Blogpost 2

CI/CD promises speed, automation, and confidence. But if you’ve ever stared at a red pipeline for hours, battled flaky tests, or deployed a “fully tested” build that still broke production—you know there’s a lot more to it.

Tomasz Biernacki

75% of customers increase their number of monthly pull requests merged

82% of customers experience a reduction in incidents or breakages

86% of customers find their workflows are frictionless and more efficient

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Ship like it’s 2025

Built for engineering teams who care about delivery speed and reliability.

Ship like it’s 2025

Built for engineering teams who care about delivery speed and reliability.

Ship like it’s 2025

Built for engineering teams who care about delivery speed and reliability.

Ship like it’s 2025

Built for engineering teams who care about delivery speed and reliability.