"It used to be that pushing to production was a really big deal — people on the executive team and in sales and support [have] more confidence that we can act on information that we get from customers."
Nick Wilson | VP of Technical Operations at GoSpotCheck
"The overall stability of CircleCI is remarkable in comparison to previously used CI providers and other cloud-based development tools."
Adam Renklint | Co-founder and CTO at Pitch
"CircleCI made it easier for us to streamline deployment processes and standardize the way we build, test, and release software."
Lukas Brusokas | Senior AWS Engineer at SaleCycle
"CircleCI enables choice for developers, without spending time on infrastructure — that’s more time spent delivering business value."
Steven Reynolds | Principal Engineer at Eventbrite
"CircleCI has enabled us to make DevOps a shared responsibility that can be done by everyone."
Adam Lyons | VP of Engineering at Tanda
"[We’ve] built a powerful system to automatically run security updates... engineers merge the PR, and builds run security updates on all servers."
Toshimasa Ishibashi | Co-founder and CTO at Kaizen Platform
"I set up CI/CD for #ReactNative app this week, I used #CircleCI #Fastlane and connected it to #Firebase Distribution! It works well! Now all tests, builds and code signing are done automatically! #IOS #Android #mobile #ContinuousIntegration #DevOps #FirebaseDistribution"
Iryna Kreichmann | @Lucky_girl_____ at Twitter
"Waking up to a PR sure beats spending the day investigating."
Engineering leader | Tech
"It used to be that pushing to production was a really big deal — people on the executive team and in sales and support [have] more confidence that we can act on information that we get from customers."
Nick Wilson | VP of Technical Operations at GoSpotCheck
"We are so proud to partner with CircleCI again and deepen our relationship to further support girls and women in STEM," said Oakland Soul Vice President, Brand Partnerships Andrea Lepore."
Andrea Lepore | Vice President, Brand Partnerships at Oakland Soul SC
"CircleCI orbs just magically work."
Nicholas Duffy | Engineering Manager at Axios
"Workflows + Docker caching are great with CircleCI; I’m pumped about what we can do with this!"
Josh Dover | Senior Software Engineer at CrateJoy
"Without CircleCI, we’d be pushed back to the Stone Age; today, there’s no wasted time."
Enzo Belli | Senior Android Developer at Moshi
"CircleCI ... [is] critical to making sure we ship code with quality, and it automates all our deployments."
Thomas Groutars | Staff Software Engineer at Maze
"CircleCI enables us to ... deliver the best value to our customers with total confidence."
Hemal Shah | Product Manager at fastlane
"There is a growing awareness within the company to introduce CI from the early stages of projects."
Tsunashi Iguchi | DeNA
"CircleCI is one of my stress-free tools."
Maksim Pecherskiy | Chief Data Officer at City of San Diego
"CircleCI helps us pivot more quickly when business priorities shift — we can easily scale the workflow using parallelism or caching, with no extra overhead."
Carlos Villavicencio | Software Developer at Stack Builders
"The maturity and robustness of CircleCI makes it super easy to adopt across our entire team from DevOps engineers to data scientists, giving us a centralized view into all of our applications and workflows."
Xavier Portilla Edo | Infrastructure Team Lead at Voiceflow
"CircleCI is an essential tool for us."
Yuta Kimura | ANDPAD
"CircleCI is an essential tool for us."
Yuta Kimura | ANDPAD
"Even on the day of transitioning to production with CircleCI Server version 3, CircleCI was on standby with a video conferencing tool in case any problems arose; I was able to proceed without worry."
Sodai Kitamura | Data Science and Engineering at LINE
"CircleCI helps us identify the areas that need improvements and quickly address them — developers only have to worry about building the product."
Thomas Groutars | Staff Software Engineer at Maze
"We strive to have at least an 80 percent success rate on all of our projects and CircleCI helps us maintain this average — from conception to delivery, we got the changes out in three days."
Jon Anderson | Senior Software Engineer at Outreach
"There were so many of our customers that were already using orbs ... it was so easy that it gave them access to that feature without having to do any additional work."
Cory Virok | Co-founder and CTO at Rollbar
"CircleCI significantly increased the productivity of the team to be able to ship more features, more confidently, and in less time."
Rawan Moukalled | Senior Front End Engineer at gtlogic
"With CircleCI’s features, our team is shifting from ‘keeping the lights on’ to ‘building something new and better.’"
Anthony Carr-Smith | Software Development Manager at i2
"The integration with GitLab worked flawlessly; it was easy, fast and productive."
Yoel Astanovsky | Software Engineer at Moneytor
"CircleCI’s default mode was a game changer for us ... some of our processes have improved from nearly 24 hours to 1 hour!"
Anthony Carr-Smith | Software Development Manager at i2
"Switching to CircleCI has allowed our engineers to build and release mobile and web projects with far greater simplicity, speed and performance."
Matt Wise | Senior Systems Architect at Nextdoor
"The rise of GenAI is putting pressure on developers to test more frequently because every single application needs to be up and running at 100%, making effective CI/CD essential."
Xavier Portilla Edo | Infrastructure Team Lead at Voiceflow
"CircleCI connects our processes and pipelines and brings visibility into our coding environment, offering efficiency and rapid, high performance."
Valentin Ranshakov | QA Lead at Klara
"Having a partner like CircleCI that is consistent and reliable enables us to not only deliver the best value to our customers, but deliver it with total confidence."
Hemal Shah | Product Manager at fastlane
"Before CircleCI, it would take us an hour and 40 minutes to deploy — currently, it takes us 10 minutes."
Fergus McDonald | Senior Site Reliability Engineer at Procurify
"The previous CI/CD tool required manual deployments [which] inevitably lead to mistakes, so there were rare cases where the results of testing and design were not implemented; after implementing CircleCI, such omissions have become zero."
Seiichi Sato | Lead Engineer at Bandai Namco Studios
"We’ve reduced the time needed to manage CI/CD infrastructure, while we deliver new projects with high confidence."
Austin Brown | DevOps Engineer at Ground X
"CircleCI has significantly simplified setup and maintenance of our test environment and this allows us to run and maintain a stable test suite increasing the team’s confidence in the test results."
Jason Bosco | VP of Engineering at Dollar Shave Club
"We can still allow developers to do custom work if they want to, when they want to; developers are in complete control."
Steven Reynolds | Principal Engineer at Eventbrite
"With CircleCI our testing and deployments are running at about two minutes."
Sojin Park | Frontend Developer at Toss
"CircleCI helped us improve build system simplicity and stability, which reduced the support requests from our teams by 90%."
Matic Miklavčič | DevOps Engineer at Outfit7
"Our growth and the offering we provide our clients are simply much better with CircleCI than without it."
Adam Nowak | Software Development Practice Lead at Netguru