Aleksey Timchenko
Backend Engineer Level 5 (E5) at Avito
Belgorod, Belgorod, Russia
Summary
👤
Senior🎓
Top SchoolAleksey Timchenko is a seasoned Backend Engineer (E5) with 13 years of professional experience building reliable web systems and leading engineering teams across startups and scale-ups. Trained as a software engineer, he has progressed from full-stack roles to technical lead positions and now contributes to backend architecture at Avito. He combines deep backend expertise with front-end insight—evidenced by contributions to FormidableLabs' rapscallion where he improved React SSR rendering and edge-case test coverage. Based in Belgorod, Russia, Aleksey is comfortable shipping across the stack and mentoring teams while maintaining a pragmatic focus on robustness and parity with established frameworks. Colleagues describe him as a hands-on leader who blends long-term technical thinking with meticulous bug-fixing and testing discipline.
13 years of coding experience
10 years of employment as a software developer
Specialist, Software engineering for computers and computer-based systems, Specialist, Software engineering for computers and computer-based systems at Belgorod Shukhov State Technology University
Github Skills (7)
testing10
javascript10
virtual-dom10
react10
jtest10
jes10
html9
Programming languages (4)
Github contributions (5)
FormidableLabs/rapscallion
Jun 2017 - Jul 2017
Asynchronous React VirtualDOM renderer for SSR.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:22 commits, 7 PRs, 26 comments in 1 month
Contributions summary:Aleksey primarily focused on improving the rendering of the React VirtualDOM. Their contributions include fixing bugs related to the rendering of empty nodes, text nodes, and style attributes. They also added comprehensive tests for special cases, including handling null and false values, and ensuring parity with React's rendering behavior. The user demonstrated a strong understanding of React's internals through bug fixes and test implementations.
virtualdomreactasynchronousrendererssr
dvpnt/eslint-config-dvpnt
Apr 2016 - Oct 2020
dvpnt eslint config
Contributions:3 reviews, 3 PRs, 45 pushes in 4 years 6 months
eslint-configprettierconfigeslint
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