Kazuaki Matsuo
Senior Software Development Engineer In Test at Sony Interactive Entertainment
Mountain View, California, United States
Summary
🤩
Rockstar🎓
Top SchoolKazuaki Matsuo is a senior SDET with 12 years of experience building and scaling mobile and device automation platforms, now at Sony Interactive Entertainment in Mountain View. He has deep hands-on expertise in Appium—contributing across core repos (server, drivers, clients and Inspector) to improve iOS/Android device handling, W3C compatibility, and language bindings in Java, Python and Ruby. At HeadSpin he engineered platform-level device orchestration and remote-edge routing to extend automation to TVs and global fleets, blending backend, QA and operations. Known for pragmatic refactors, localization and stability work, he pairs low-level device/debugging skills with CI/CD and test-framework design. He frequently speaks at industry conferences and brings a rare combination of embedded systems experience (TVs, set-top boxes) and cloud-hosted device automation expertise.
12 years of coding experience
14 years of employment as a software developer
Bachelor of Computer Engineering Computer Science, Bachelor of Computer Engineering Computer Science at Hiroshima City University
English, Japanese
Stackoverflow
11reputation
410reached
1answer
0questions
Github Skills (49)
selenium-webdriver10
javascript10
android-adb10
uia10
mobile-development10
ios10
webdriver10
selenium10
electron10
python10
flutter-apps10
testing10
xcuitest10
selenium-ide10
android-development10
Programming languages (18)
Github contributions (5)
appium/python-client
Jun 2017 - Jan 2023
Python language bindings for Appium
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:7 releases, 171 reviews, 255 commits in 5 years 8 months
Contributions summary:Kazuaki primarily contributed to the Appium Python client by adding and testing new features related to iOS class chain locators. This involved implementing methods to find and interact with elements using class chains, adding tests to verify the functionality, and refactoring existing methods to improve readability and maintainability. Additionally, the user refactored test code to better align with the new features.
appiumlanguage-bindingspython
appium/appium-flutter-driver
Jan 2020 - Jan 2023
Appium driver for Flutter apps, maintained by the community
Role in this project:Backend Developer
Backend DeveloperContributions:63 reviews, 180 commits, 334 PRs in 3 years
Contributions summary:Kazuaki added Ruby finders to the Appium Flutter Driver, which enables testing of Flutter applications using Ruby. These changes include implementing finders for ancestor/descendant elements, adding an example file, and bumping the core version of the library. Further contributions added Python finders, including ancestor, descendant, semantics label, tooltip, type, and key-value finders. The user also added unit tests to verify the functionality of these finders and added example files in both Ruby and Python to demonstrate their usage.
appiumdriverflutter-appsflutter
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.