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I specialize in ensuring cross-platform stability and seamless delivery for high-scale applications. With over a decade of experience across Shiftkey, Expedia/Vrbo, and Mutual Mobile, I bridge the gap between complex backend architecture and a flawless user experience on both Mobile (iOS/Android) and Web platforms. My recent work at Shiftkey involves modernizing the QA lifecycle by integrating Cypress for web automation alongside Maestro for mobile. I focus on building shared automation strategies Claude AI to perform production quality analysis, automated test mapping and release orchestration.…I specialize in ensuring cross-platform stability and seamless delivery for high-scale applications. With over a decade of experience across Shiftkey, Expedia/Vrbo, and Mutual Mobile, I bridge the gap between complex backend architecture and a flawless user experience on both Mobile (iOS/Android) and Web platforms. My recent work at Shiftkey involves modernizing the QA lifecycle by integrating Cypress for web automation alongside Maestro for mobile. I focus on building shared automation strategies Claude AI to perform production quality analysis, automated test mapping and release orchestration.

Chris Bittner

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I specialize in ensuring cross-platform stability and seamless delivery for high-scale applications. With over a decade of experience across Shiftkey, Expedia/Vrbo, and Mutual Mobile, I bridge the gap between complex backend architecture and a flawless user experience on both Mobile (iOS/Android) and Web platforms. My recent work at Shiftkey involves modernizing the QA lifecycle by integrating Cypress for web automation alongside Maestro for mobile. I focus on building shared automation strategies Claude AI to perform production quality analysis, automated test mapping and release orchestration.…I specialize in ensuring cross-platform stability and seamless delivery for high-scale applications. With over a decade of experience across Shiftkey, Expedia/Vrbo, and Mutual Mobile, I bridge the gap between complex backend architecture and a flawless user experience on both Mobile (iOS/Android) and Web platforms. My recent work at Shiftkey involves modernizing the QA lifecycle by integrating Cypress for web automation alongside Maestro for mobile. I focus on building shared automation strategies Claude AI to perform production quality analysis, automated test mapping and release orchestration.

Available to hire

I specialize in ensuring cross-platform stability and seamless delivery for high-scale applications. With over a decade of experience across Shiftkey, Expedia/Vrbo, and Mutual Mobile, I bridge the gap between complex backend architecture and a flawless user experience on both Mobile (iOS/Android) and Web platforms.
My recent work at Shiftkey involves modernizing the QA lifecycle by integrating Cypress for web automation alongside Maestro for mobile. I focus on building shared automation strategies Claude AI to perform production quality analysis, automated test mapping and release orchestration.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Senior QA Engineer at Shiftkey

December 1, 2021 - Present

Led end-to-end mobile QA for iOS and Android, driving cross-platform stability using Xcode and Android Studio. Implemented automation with Appium, Maestro, and Cypress and coordinated releases via Git branching. Integrated Claude into workflows to automate test documentation and analyze production bugs, enhancing release efficiency. Managed testing lifecycles in Agile environments using Jira and TestRail.

Sr. Mobile QA / Release Mgmt Engineer at Expedia Group

September 1, 2016 - December 1, 2021

Led QA for Vrbo/HomeAway iOS Traveler apps; developed test cases and UI automation using Xcode; managed full iOS release lifecycle including versioning, beta distribution, and production launches; performed traffic monitoring and API testing with Burp Suite and Charles Proxy.

Sr. QA Engineer / Staff Engineer at Mutual Mobile

December 1, 2014 - September 1, 2016

Led mobile QA for key projects (Honeywell Lyric, Flexdrive) across iOS and Android; used Charles Proxy for traffic monitoring and API testing to test edge cases.