Sergey Tikhomirov
Founder at GRACHI Agency
Saint Petersburg, Saint Petersburg, Russia
Summary
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Rockstar🎓
Top SchoolSergey Tikhomirov is a product management methodologist, founder, and consultant with 14+ years in tech, known for transforming product organizations, optimizing product ops, and building high-performing teams. He created the Product Architecture Framework and the "Game of PAF" simulation used by over 1,000 participants, and his tools and assessments are adopted across industries from telecoms to finance. Sergey has led product launches and operations at Yandex Practicum and eLama, delivered strategic audits for Gazpromneft, Tele2, Raiffeisen and others, and currently runs GRACHI Agency focused on product discovery, portfolio audits, and skills assessment systems. He combines hands-on technical experience in mobile test automation contributions to prominent Appium clients with deep expertise in data-driven decision making and unit-economics-driven roadmaps. A regular guest lecturer at top Russian MBA programs and co-author of a CPO program, he bridges corporate training and practical product transformation. Notably, he pairs methodological rigor with practical automation know-how—bringing engineering empathy to strategy and education.
14 years of coding experience
11 years of employment as a software developer
Master’s Degree, Applied informatics in service sector, Master’s Degree, Applied informatics in service sector at Saint Petersburg State University of Finance and Economics
Русский, English
Stackoverflow
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Github Skills (19)
ios10
selenium10
selenium-ide10
java10
javas10
android10
dotnet-core10
appium10
csharp10
mobile-app-testing10
test-automation10
dotnet9
uitest9
net9
nunit9
Programming languages (4)
Github contributions (5)
appium-boneyard/sample-code
Jan 2015 - Jul 2016
appium sample code (dotnet, java, node, perl, php, python, ruby, etc.)
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:18 commits, 12 PRs, 1 push in 1 year 6 months
Contributions summary:Sergey contributed to the .NET sample code by actualizing and synchronizing it with the latest library version for C#. The commits focused on updating Android-specific test cases within the sample project. This involved modifications to existing tests, including adding and modifying functionalities related to Android app interactions, like starting activities and testing UI elements.
dotnetpythonappiumphpruby
appium/java-client
Apr 2012 - Jul 2018
Java language binding for writing Appium Tests, conforms to W3C WebDriver Protocol
Role in this project:QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:26 releases, 783 commits, 278 PRs in 6 years 4 months
Contributions summary:Sergey's contributions centered on improving the testing infrastructure and test coverage for the project. This involved the addition of new test methods and the redesign of existing ones. The user's work focused on ensuring the robustness and reliability of the tests by addressing compatibility issues and performing minor code style fixes, ultimately contributing to the overall quality of the codebase.
bindingselenium-javawindowsappium-testsappium
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