Sergey Esipenko
Lead Software Developer at Yandex
Barnaul, Altai Krai, Russia
Summary
👤
Senior🎓
Top SchoolSergey Esipenko is a Lead Software Developer with nine years of experience specializing in computer vision, image processing, and algorithmic problem solving. He has progressed through technical and leadership roles at Yandex and OK.RU, combining hands-on engineering with team leadership and delivery of production-grade systems. Early work on PassportVision involved OpenCV and Tesseract integration and OCR post-correction, reflecting a practical mastery of vision pipelines beyond theory. Sergey contributes to Java-focused repos that emphasize robust text processing and unit-tested implementations, evidencing attention to correctness and maintainability. Based in Barnaul, he pairs a solid mathematical and CS background with a track record of shipping complex, real-world solutions in large Russian tech companies.
9 years of coding experience
7 years of employment as a software developer
Engineer's degree Computer Software Engineering, Engineer's degree Computer Software Engineering at Altai State Technical University
Russian, English
Github Skills (7)
unit-testing10
javas10
reflections10
reflection10
junit10
java10
text-processing10
Programming languages (2)
Github contributions (5)
polis-vk/java-tasks
Oct 2021 - Nov 2021
Домашние задания по Java
Role in this project:
Back-end Developer
Back-end DeveloperContributions:74 reviews, 9 commits, 38 PRs in 1 month
Contributions summary:Sergey's primary contributions center around the development and testing of Java code, specifically focusing on text processing functionality. They implemented and tested various text processing operations such as whitespace removal, string replacement, and text trimming within the `TextProcessor` and `TextProcessorManager` classes. The user also wrote unit tests to validate the correct sequencing and overall functionality of these text processing components. Furthermore, the user added a new task centered on reflection in Java with corresponding test files.
java
polis-vk/2022-ads
Oct 2022 - Nov 2022
Задачи для курса "Алгоритмы и структуры данных" 2022 года в Образовательном центре VK в Политехе
Contributions:123 reviews, 13 commits, 125 PRs in 1 month
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