Vladislav Senin is a pragmatic back-end developer with 11 years of experience building scalable server-side systems at major Russian tech firms including V Kontakte, HeadHunter, and Yandex. He has strong Java and systems expertise and has contributed to production-grade compiler work on the open-source KPHP project, adding array and math functions, performance optimizations, and encoding fixes that improve real-world PHP handling and metrics reporting. Comfortable in both product and platform teams, he focuses on robustness and edge-case correctness—evident from changes like increasing request body limits and fixing win_to_utf8 conversions. Based in Moscow, he combines solid academic training in IT with a track record of shipping practical, low-level improvements that matter in high-traffic services.
11 years of coding experience
5 years of employment as a software developer
Specialist, IT, 4.2, Specialist, IT, 4.2 at Санкт-Петербургский Государственный Университет Телекоммуникаций
Contributions:146 reviews, 58 commits, 117 PRs in 1 year 11 months
Contributions summary:Vladislav primarily contributed to the KPHP compiler, focusing on extending its functionality. They added new array functions, mathematical functions, and optimizations related to array comparisons. Furthermore, the user increased the request body limit and addressed issues in the win_to_utf8 conversion, which is likely crucial for handling character encoding within the compiler and related projects. The user also added a Statshouse client for sending metrics.
Contributions:2 pushes, 1 branch in 4 years 11 months
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